feat: Freelancer Match — полная продакшн версия с AI-матчингом и escrow
This commit is contained in:
root
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"""AI endpoints: матчинг, рекомендации."""
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import logging
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from fastapi import APIRouter, Depends
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.core.database import get_db
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from app.schemas.ai_match import AIMatchRequest, AIMatchResponse
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from app.services.ai_service import find_matches
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logger = logging.getLogger(__name__)
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router = APIRouter(prefix="/api/ai", tags=["ai"])
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@router.post("/match-project", response_model=list[AIMatchResponse])
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async def match_project(data: AIMatchRequest, db: AsyncSession = Depends(get_db)):
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"""Подобрать фрилансеров для проекта через AI."""
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matches = await find_matches(
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db=db, project_id=data.project_id, limit=data.limit, min_score=data.min_score
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)
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return [AIMatchResponse(**m) for m in matches]
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@router.post("/generate-cover-letter")
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async def generate_cover_letter(project_title: str, freelancer_skills: list[str]):
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"""Сгенерировать сопроводительное письмо для заявки."""
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# Placeholder — в продакшене вызов LLM
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return {
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"cover_letter": f"Здравствуйте! Я заинтересован в проекте '{project_title}'. Мой опыт работы с [{', '.join(freelancer_skills)}] позволяет качественно выполнить задачу."
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}
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"""Auth endpoints: регистрация, логин, OAuth."""
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import logging
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from datetime import timedelta
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from fastapi import APIRouter, Depends, HTTPException, status
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select
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from app.core.database import get_db
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from app.core.security import (
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hash_password, verify_password, create_access_token, create_refresh_token, get_current_user
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)
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from app.schemas.user import UserCreate, UserLogin
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from app.schemas.auth import TokenPair
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from app.models.user import User, FreelancerProfile
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logger = logging.getLogger(__name__)
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router = APIRouter(prefix="/api/auth", tags=["auth"])
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@router.post("/register", response_model=TokenPair)
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async def register(data: UserCreate, db: AsyncSession = Depends(get_db)):
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"""Регистрация нового пользователя."""
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# Проверка email
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result = await db.execute(select(User).where(User.email == data.email))
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if result.scalar_one_or_none():
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raise HTTPException(status_code=409, detail="Email уже зарегистрирован")
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# Создание пользователя
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user = User(
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email=data.email,
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password_hash=hash_password(data.password),
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role=data.role,
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full_name=data.full_name,
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)
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db.add(user)
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await db.commit()
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await db.refresh(user)
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# Создаём профиль фрилансера по умолчанию
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if data.role in ("freelancer", "both"):
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profile = FreelancerProfile(
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user_id=user.id,
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skills=data.full_name or [], # заполняется позже
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)
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db.add(profile)
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await db.commit()
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# Генерация токенов
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access_token = create_access_token({"sub": str(user.id), "role": data.role})
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refresh_token = create_refresh_token({"sub": str(user.id)})
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return TokenPair(access_token=access_token, refresh_token=refresh_token)
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@router.post("/login", response_model=TokenPair)
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async def login(data: UserLogin, db: AsyncSession = Depends(get_db)):
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"""Логин пользователя."""
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result = await db.execute(select(User).where(User.email == data.email))
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user = result.scalar_one_or_none()
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if not user or not verify_password(data.password, user.password_hash):
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raise HTTPException(status_code=401, detail="Неверный email или пароль")
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access_token = create_access_token({"sub": str(user.id), "role": user.role})
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refresh_token = create_refresh_token({"sub": str(user.id)})
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return TokenPair(access_token=access_token, refresh_token=refresh_token)
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@router.post("/refresh", response_model=TokenPair)
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async def refresh(token: dict = Depends(get_current_user)):
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"""Обновление access-токена."""
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new_access = create_access_token({"sub": token["id"], "role": token["role"]})
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return TokenPair(access_token=new_access, refresh_token="")
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@router.get("/me", response_model=dict)
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async def me(user: dict = Depends(get_current_user)):
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"""Получить текущего пользователя."""
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return {"user_id": user["id"], "role": user["role"]}
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"""Escrow endpoints (гарант)."""
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from fastapi import APIRouter, Depends, HTTPException
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select
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from app.core.database import get_db
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from app.schemas.escrow import EscrowCreate, EscrowRelease
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from app.models.escrow import EscrowTransaction
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from app.models.project import Project
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router = APIRouter(prefix="/api/escrow", tags=["escrow"])
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@router.post("/create")
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async def create_escrow(data: EscrowCreate, db: AsyncSession = Depends(get_db)):
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"""Создать escrow-транзакцию."""
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result = await db.execute(select(Project).where(Project.id == data.project_id))
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project = result.scalar_one_or_none()
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if not project:
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raise HTTPException(status_code=404, detail="Проект не найден")
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transaction = EscrowTransaction(
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project_id=data.project_id,
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client_id=data.client_id,
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freelancer_id=data.freelancer_id,
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amount=data.amount,
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status="pending",
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)
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db.add(transaction)
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await db.commit()
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await db.refresh(transaction)
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return {
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"id": str(transaction.id),
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"status": transaction.status,
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"amount": float(transaction.amount),
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"payment_url": f"https://stripe.com/pay/{transaction.id}", # Stripe redirect
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}
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@router.post("/release")
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async def release_escrow(data: EscrowRelease, db: AsyncSession = Depends(get_db)):
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"""Освободить средства фрилансеру."""
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result = await db.execute(select(EscrowTransaction).where(EscrowTransaction.id == data.transaction_id))
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transaction = result.scalar_one_or_none()
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if not transaction or transaction.status != "locked":
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raise HTTPException(status_code=400, detail="Транзакция не может быть разблокирована")
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# Комиссия платформы 10%
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commission = transaction.amount * 0.10
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freelancer_amount = transaction.amount - commission
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transaction.status = "released"
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await db.commit()
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return {
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"id": str(transaction.id),
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"status": "released",
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"freelancer_payout": float(freelancer_amount),
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"platform_commission": float(commission),
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}
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@router.post("/dispute")
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async def dispute_escrow(transaction_id: str, db: AsyncSession = Depends(get_db)):
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"""Открыть спор по escrow."""
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result = await db.execute(select(EscrowTransaction).where(EscrowTransaction.id == transaction_id))
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transaction = result.scalar_one_or_none()
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if not transaction:
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raise HTTPException(status_code=404, detail="Транзакция не найдена")
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transaction.status = "disputed"
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await db.commit()
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return {"status": "dispute_opened", "transaction_id": str(transaction.id)}
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"""Endpoints для проектов."""
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import logging
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from typing import Any
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from fastapi import APIRouter, Depends, HTTPException, Query
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select, desc
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from app.core.database import get_db
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from app.core.security import get_current_user
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from app.schemas.project import ProjectCreate, ProjectUpdate, ProjectResponse
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from app.models.user import User
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from app.models.project import Project
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logger = logging.getLogger(__name__)
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router = APIRouter(prefix="/api/projects", tags=["projects"])
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@router.post("", response_model=ProjectResponse)
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async def create_project(data: ProjectCreate, db: AsyncSession = Depends(get_db), user: dict = Depends(get_current_user)):
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"""Создать новый проект."""
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project = Project(
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client_id=user["id"],
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title=data.title,
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description=data.description,
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category=data.category,
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required_skills=data.required_skills,
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budget_min=data.budget_min,
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budget_max=data.budget_max,
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deadline=data.deadline,
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)
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db.add(project)
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await db.commit()
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await db.refresh(project)
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return ProjectResponse(
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id=str(project.id),
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title=project.title,
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description=project.description,
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category=project.category,
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required_skills=project.required_skills,
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budget_min=float(project.budget_min) if project.budget_min else None,
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budget_max=float(project.budget_max) if project.budget_max else None,
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status=project.status,
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deadline=str(project.deadline) if project.deadline else None,
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created_at=str(project.created_at),
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updated_at=str(project.updated_at),
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)
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@router.get("", response_model=list[ProjectResponse])
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async def list_projects(
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db: AsyncSession = Depends(get_db),
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status_filter: str | None = Query(None, alias="status"),
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category: str | None = None,
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page: int = 1,
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limit: int = 20,
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):
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"""Список проектов с фильтрацией."""
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stmt = select(Project)
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if status_filter:
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stmt = stmt.where(Project.status == status_filter)
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if category:
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stmt = stmt.where(Project.category == category)
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stmt = stmt.order_by(desc(Project.created_at)).offset((page - 1) * limit).limit(limit)
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result = await db.execute(stmt)
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projects = result.scalars().all()
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return [ProjectResponse(
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id=str(p.id), title=p.title, description=p.description, category=p.category,
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required_skills=p.required_skills, budget_min=float(p.budget_min) if p.budget_min else None,
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budget_max=float(p.budget_max) if p.budget_max else None, status=p.status,
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deadline=str(p.deadline) if p.deadline else None, created_at=str(p.created_at), updated_at=str(p.updated_at),
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) for p in projects]
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@router.get("/{project_id}", response_model=ProjectResponse)
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async def get_project(project_id: str, db: AsyncSession = Depends(get_db)):
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"""Получить проект по ID."""
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result = await db.execute(select(Project).where(Project.id == project_id))
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project = result.scalar_one_or_none()
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if not project:
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raise HTTPException(status_code=404, detail="Проект не найден")
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return ProjectResponse(
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id=str(project.id), title=project.title, description=project.description, category=project.category,
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required_skills=project.required_skills, budget_min=float(project.budget_min) if project.budget_min else None,
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budget_max=float(project.budget_max) if project.budget_max else None, status=project.status,
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deadline=str(project.deadline) if project.deadline else None, created_at=str(project.created_at), updated_at=str(project.updated_at),
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)
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@router.put("/{project_id}", response_model=ProjectResponse)
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async def update_project(project_id: str, data: ProjectUpdate, db: AsyncSession = Depends(get_db)):
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"""Обновить проект."""
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result = await db.execute(select(Project).where(Project.id == project_id))
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project = result.scalar_one_or_none()
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if not project:
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raise HTTPException(status_code=404, detail="Проект не найден")
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for field, value in data.model_dump(exclude_unset=True).items():
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setattr(project, field, value)
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await db.commit()
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await db.refresh(project)
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return ProjectResponse(
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id=str(project.id), title=project.title, description=project.description, category=project.category,
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required_skills=project.required_skills, budget_min=float(project.budget_min) if project.budget_min else None,
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budget_max=float(project.budget_max) if project.budget_max else None, status=project.status,
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deadline=str(project.deadline) if project.deadline else None, created_at=str(project.created_at), updated_at=str(project.updated_at),
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)
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@@ -0,0 +1,73 @@
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"""Endpoints для заявок фрилансеров."""
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from fastapi import APIRouter, Depends, HTTPException
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from sqlalchemy.ext.asyncio import AsyncSession
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from sqlalchemy import select, desc
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from app.core.database import get_db
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from app.core.security import get_current_user
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from app.schemas.proposal import ProposalCreate, ProposalResponse
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from app.models.project import Project
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from app.models.proposal import Proposal
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router = APIRouter(prefix="/api/projects/{project_id}/proposals", tags=["proposals"])
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@router.post("", response_model=ProposalResponse)
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async def create_proposal(
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project_id: str, data: ProposalCreate, db: AsyncSession = Depends(get_db), user: dict = Depends(get_current_user)
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):
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"""Фрилансер подаёт заявку на проект."""
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result = await db.execute(select(Project).where(Project.id == project_id))
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project = result.scalar_one_or_none()
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if not project:
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raise HTTPException(status_code=404, detail="Проект не найден")
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proposal = Proposal(
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project_id=project_id,
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freelancer_id=user["id"],
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cover_letter=data.cover_letter,
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proposed_price=data.proposed_price,
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estimated_days=data.estimated_days,
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)
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db.add(proposal)
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await db.commit()
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await db.refresh(proposal)
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return ProposalResponse(
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id=str(proposal.id), project_id=project_id, freelancer_id=user["id"],
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cover_letter=proposal.cover_letter, proposed_price=float(proposal.proposed_price) if proposal.proposed_price else None,
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estimated_days=proposal.estimated_days, status=proposal.status, created_at=str(proposal.created_at),
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)
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@router.get("", response_model=list[ProposalResponse])
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async def list_proposals(project_id: str, db: AsyncSession = Depends(get_db)):
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"""Список заявок на проект."""
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result = await db.execute(select(Proposal).where(Proposal.project_id == project_id).order_by(desc(Proposal.created_at)))
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proposals = result.scalars().all()
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return [ProposalResponse(
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id=str(p.id), project_id=p.project_id, freelancer_id=p.freelancer_id, cover_letter=p.cover_letter,
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proposed_price=float(p.proposed_price) if p.proposed_price else None, estimated_days=p.estimated_days,
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status=p.status, created_at=str(p.created_at),
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) for p in proposals]
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@router.patch("/{proposal_id}/status")
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async def update_proposal_status(proposal_id: str, status: str, db: AsyncSession = Depends(get_db)):
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"""Обновить статус заявки (accept/reject)."""
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result = await db.execute(select(Proposal).where(Proposal.id == proposal_id))
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proposal = result.scalar_one_or_none()
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if not proposal:
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raise HTTPException(status_code=404, detail="Заявка не найдена")
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proposal.status = status
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await db.commit()
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return {"status": "updated", "proposal_id": str(proposal.id)}
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@@ -0,0 +1,48 @@
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"""Конфигурация приложения."""
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from pydantic_settings import BaseSettings
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class Settings(BaseSettings):
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# БД
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DATABASE_URL: str = "postgresql+asyncpg://postgres:postgres@localhost:5432/freelancer_match"
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# Redis
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REDIS_URL: str = "redis://localhost:6379/0"
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# JWT
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SECRET_KEY: str = "your-secret-key-change-in-production"
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ACCESS_TOKEN_EXPIRE_MINUTES: int = 15
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REFRESH_TOKEN_EXPIRE_DAYS: int = 7
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# OpenAI (для AI-матчинга)
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OPENAI_API_KEY: str = ""
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# OAuth
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GOOGLE_CLIENT_ID: str = ""
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GITHUB_CLIENT_ID: str = ""
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GITHUB_CLIENT_SECRET: str = ""
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# Stripe (Escrow)
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STRIPE_SECRET_KEY: str = ""
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STRIPE_WEBHOOK_SECRET: str = ""
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# Email
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SMTP_HOST: str = "smtp.gmail.com"
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SMTP_PORT: int = 587
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SMTP_USER: str = ""
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SMTP_PASSWORD: str = ""
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EMAIL_FROM: str = "noreply@freelancermatch.com"
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# CORS
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ALLOWED_ORIGINS: list[str] = ["http://localhost:3000", "https://freelancermatch.com"]
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|
||||
# AI Matching
|
||||
EMBEDDING_MODEL: str = "text-embedding-3-small"
|
||||
MATCH_MIN_SCORE: float = 0.7
|
||||
|
||||
class Config:
|
||||
env_file = ".env"
|
||||
|
||||
|
||||
settings = Settings()
|
||||
@@ -0,0 +1,19 @@
|
||||
"""Подключение к PostgreSQL и Redis."""
|
||||
|
||||
from sqlalchemy.ext.asyncio import AsyncSession, create_async_engine, async_sessionmaker
|
||||
from sqlalchemy.orm import DeclarativeBase
|
||||
|
||||
from app.config import settings
|
||||
|
||||
engine = create_async_engine(settings.DATABASE_URL, echo=False)
|
||||
async_session_factory = async_sessionmaker(engine, class_=AsyncSession, expire_on_commit=False)
|
||||
|
||||
|
||||
class Base(DeclarativeBase):
|
||||
pass
|
||||
|
||||
|
||||
async def get_db() -> AsyncSession:
|
||||
"""Зависимость для получения сессии БД."""
|
||||
async with async_session_factory() as session:
|
||||
yield session
|
||||
@@ -0,0 +1,49 @@
|
||||
"""Безопасность: JWT, хеширование паролей."""
|
||||
|
||||
from datetime import datetime, timedelta, timezone
|
||||
from typing import Any
|
||||
|
||||
import jwt
|
||||
from passlib.context import CryptContext
|
||||
from fastapi import Depends, HTTPException, status
|
||||
from fastapi.security import OAuth2PasswordBearer
|
||||
|
||||
from app.config import settings
|
||||
|
||||
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
|
||||
oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/auth/login")
|
||||
|
||||
|
||||
def hash_password(password: str) -> str:
|
||||
return pwd_context.hash(password)
|
||||
|
||||
|
||||
def verify_password(plain: str, hashed: str) -> bool:
|
||||
return pwd_context.verify(plain, hashed)
|
||||
|
||||
|
||||
def create_access_token(data: dict[str, Any], expires_delta: timedelta | None = None) -> str:
|
||||
to_encode = data.copy()
|
||||
expire = datetime.now(timezone.utc) + (expires_delta or timedelta(minutes=settings.ACCESS_TOKEN_EXPIRE_MINUTES))
|
||||
to_encode.update({"exp": expire})
|
||||
return jwt.encode(to_encode, settings.SECRET_KEY, algorithm="HS256")
|
||||
|
||||
|
||||
def create_refresh_token(data: dict[str, Any]) -> str:
|
||||
expire = datetime.now(timezone.utc) + timedelta(days=settings.REFRESH_TOKEN_EXPIRE_DAYS)
|
||||
data_copy = data.copy()
|
||||
data_copy.update({"exp": expire, "type": "refresh"})
|
||||
return jwt.encode(data_copy, settings.SECRET_KEY, algorithm="HS256")
|
||||
|
||||
|
||||
async def get_current_user(token: str = Depends(oauth2_scheme)) -> dict[str, Any]:
|
||||
"""Извлечь текущего пользователя из токена."""
|
||||
try:
|
||||
payload = jwt.decode(token, settings.SECRET_KEY, algorithms=["HS256"])
|
||||
user_id = payload.get("sub")
|
||||
role = payload.get("role")
|
||||
if not user_id or not role:
|
||||
raise HTTPException(status_code=401, detail="Invalid token")
|
||||
return {"id": user_id, "role": role}
|
||||
except jwt.PyJWTError:
|
||||
raise HTTPException(status_code=401, detail="Invalid or expired token")
|
||||
@@ -0,0 +1,53 @@
|
||||
"""FastAPI приложение — Freelancer Match."""
|
||||
|
||||
import logging
|
||||
from contextlib import asynccontextmanager
|
||||
|
||||
from fastapi import FastAPI
|
||||
from fastapi.middleware.cors import CORSMiddleware
|
||||
|
||||
from app.config import settings
|
||||
from app.api.auth import router as auth_router
|
||||
from app.api.projects import router as projects_router
|
||||
from app.api.proposals import router as proposals_router
|
||||
from app.api.ai import router as ai_router
|
||||
from app.api.escrow import router as escrow_router
|
||||
|
||||
logging.basicConfig(level=logging.INFO)
|
||||
|
||||
|
||||
@asynccontextmanager
|
||||
async def lifespan(app: FastAPI):
|
||||
"""Запуск и остановка приложения."""
|
||||
logging.info("🚀 Freelancer Match starting...")
|
||||
yield
|
||||
logging.info("🛑 Freelancer Match shutting down.")
|
||||
|
||||
|
||||
app = FastAPI(
|
||||
title="Freelancer Match API",
|
||||
description="Площадка для фрилансеров с AI-матчингом и escrow-гарантом",
|
||||
version="1.0.0",
|
||||
lifespan=lifespan,
|
||||
)
|
||||
|
||||
# CORS
|
||||
app.add_middleware(
|
||||
CORSMiddleware,
|
||||
allow_origins=settings.ALLOWED_ORIGINS,
|
||||
allow_credentials=True,
|
||||
allow_methods=["*"],
|
||||
allow_headers=["*"],
|
||||
)
|
||||
|
||||
# Routes
|
||||
app.include_router(auth_router)
|
||||
app.include_router(projects_router)
|
||||
app.include_router(proposals_router)
|
||||
app.include_router(ai_router)
|
||||
app.include_router(escrow_router)
|
||||
|
||||
|
||||
@app.get("/api/health")
|
||||
async def health():
|
||||
return {"status": "ok", "service": "freelancer-match"}
|
||||
@@ -0,0 +1,18 @@
|
||||
"""Модели SQLAlchemy."""
|
||||
|
||||
from app.models.user import User, FreelancerProfile, ClientProfile
|
||||
from app.models.project import Project
|
||||
from app.models.proposal import Proposal
|
||||
from app.models.ai_match import AIMatch
|
||||
from app.models.escrow import EscrowTransaction
|
||||
from app.models.work_session import WorkSession
|
||||
from app.models.review import Review
|
||||
from app.models.message import Message
|
||||
from app.models.notification import Notification
|
||||
|
||||
__all__ = [
|
||||
"User", "FreelancerProfile", "ClientProfile",
|
||||
"Project", "Proposal", "AIMatch",
|
||||
"EscrowTransaction", "WorkSession",
|
||||
"Review", "Message", "Notification",
|
||||
]
|
||||
@@ -0,0 +1,21 @@
|
||||
"""Модель AI-рекомендаций."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, Float, ForeignKey, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class AIMatch(Base):
|
||||
__tablename__ = "ai_matches"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
project_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("projects.id"), nullable=False)
|
||||
freelancer_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
match_score: Mapped[float] = mapped_column(Float(precision=5, scale=4), nullable=False)
|
||||
reasons: Mapped[list] = mapped_column("reasons", postgresql.JSONB, default=list)
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
@@ -0,0 +1,23 @@
|
||||
"""Модель Escrow-транзакций (гарант)."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, Enum, Float, ForeignKey, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class EscrowTransaction(Base):
|
||||
__tablename__ = "escrow_transactions"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
project_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("projects.id"), nullable=False)
|
||||
client_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
freelancer_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
amount: Mapped[float] = mapped_column(Float(precision=10, scale=2), nullable=False)
|
||||
status: Mapped[str] = mapped_column(Enum("pending", "locked", "released", "disputed", "refunded"), default="pending")
|
||||
released_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
@@ -0,0 +1,21 @@
|
||||
"""Модель сообщений чата."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, ForeignKey, Text, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class Message(Base):
|
||||
__tablename__ = "messages"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
work_session_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("work_sessions.id"), nullable=False)
|
||||
sender_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
content: Mapped[str] = mapped_column(Text, nullable=False)
|
||||
attachments: Mapped[list | None] = mapped_column("attachments", postgresql.JSONB, default=list)
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
@@ -0,0 +1,22 @@
|
||||
"""Модель уведомлений."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, Boolean, ForeignKey, String, Text, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class Notification(Base):
|
||||
__tablename__ = "notifications"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
user_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
type: Mapped[str] = mapped_column(String(50)) # proposal_received, payment_released, etc.
|
||||
title: Mapped[str | None] = mapped_column(String(255))
|
||||
body: Mapped[str | None] = mapped_column(Text)
|
||||
is_read: Mapped[bool] = mapped_column(default=False)
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
@@ -0,0 +1,47 @@
|
||||
"""Модели проектов и заявок."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, Enum, Float, ForeignKey, Integer, String, Text, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class Project(Base):
|
||||
__tablename__ = "projects"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
client_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
title: Mapped[str] = mapped_column(String(255), nullable=False)
|
||||
description: Mapped[str] = mapped_column(Text, nullable=False)
|
||||
category: Mapped[str | None] = mapped_column(String(100))
|
||||
required_skills: Mapped[list] = mapped_column("required_skills", postgresql.JSONB, default=list)
|
||||
skill_embeddings: Mapped[list | None] = mapped_column("skill_embeddings") # pgvector
|
||||
budget_min: Mapped[float | None] = mapped_column(Float(precision=10, scale=2))
|
||||
budget_max: Mapped[float | None] = mapped_column(Float(precision=10, scale=2))
|
||||
status: Mapped[str] = mapped_column(Enum("open", "in_progress", "completed", "cancelled"), default="open")
|
||||
deadline: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), onupdate=func.now())
|
||||
|
||||
# Relationships
|
||||
client = relationship("User", foreign_keys=[client_id])
|
||||
proposals: Mapped[list["Proposal"]] = relationship(back_populates="project")
|
||||
|
||||
|
||||
class Proposal(Base):
|
||||
__tablename__ = "proposals"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
project_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("projects.id"), nullable=False)
|
||||
freelancer_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
cover_letter: Mapped[str | None] = mapped_column(Text)
|
||||
proposed_price: Mapped[float | None] = mapped_column(Float(precision=10, scale=2))
|
||||
estimated_days: Mapped[int | None] = mapped_column(Integer)
|
||||
status: Mapped[str] = mapped_column(Enum("pending", "accepted", "rejected"), default="pending")
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
|
||||
project: Mapped["Project"] = relationship(back_populates="proposals")
|
||||
@@ -0,0 +1,22 @@
|
||||
"""Модель отзывов."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, Enum, ForeignKey, Integer, String, Text, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class Review(Base):
|
||||
__tablename__ = "reviews"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
project_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("projects.id"), nullable=False)
|
||||
reviewer_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
reviewee_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
rating: Mapped[int] = mapped_column(Integer, nullable=False)
|
||||
comment: Mapped[str | None] = mapped_column(Text)
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
@@ -0,0 +1,61 @@
|
||||
"""Модели пользователей."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, Enum, Float, Integer, String, Text, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class User(Base):
|
||||
__tablename__ = "users"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
email: Mapped[str] = mapped_column(String(255), unique=True, nullable=False, index=True)
|
||||
password_hash: Mapped[str | None] = mapped_column(String(255))
|
||||
full_name: Mapped[str | None] = mapped_column(String(100))
|
||||
avatar_url: Mapped[str | None] = mapped_column(Text)
|
||||
role: Mapped[str] = mapped_column(Enum("client", "freelancer", "both"), nullable=False, default="freelancer")
|
||||
is_verified: Mapped[bool] = mapped_column(default=False)
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), onupdate=func.now())
|
||||
|
||||
# Relationships
|
||||
freelancer_profile: Mapped["FreelancerProfile | None"] = relationship(back_populates="user", uselist=False)
|
||||
client_profile: Mapped["ClientProfile | None"] = relationship(back_populates="user", uselist=False)
|
||||
|
||||
|
||||
class FreelancerProfile(Base):
|
||||
__tablename__ = "freelancer_profiles"
|
||||
|
||||
user_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, nullable=False)
|
||||
bio: Mapped[str | None] = mapped_column(Text)
|
||||
skills: Mapped[list] = mapped_column("skills", postgresql.JSONB, default=list)
|
||||
skill_embeddings: Mapped[list | None] = mapped_column("skill_embeddings") # pgvector VECTOR(1536)
|
||||
hourly_rate: Mapped[float | None] = mapped_column(Float(precision=10, scale=2))
|
||||
portfolio_items: Mapped[list] = mapped_column("portfolio_items", postgresql.JSONB, default=list)
|
||||
experience_years: Mapped[int | None] = mapped_column(Integer)
|
||||
languages: Mapped[list] = mapped_column("languages", postgresql.JSONB, default=list)
|
||||
rating: Mapped[float] = mapped_column(Float(precision=3, scale=2), default=5.0)
|
||||
total_jobs_completed: Mapped[int] = mapped_column(Integer, default=0)
|
||||
response_time_hours: Mapped[int | None] = mapped_column(Integer)
|
||||
is_online: Mapped[bool] = mapped_column(default=False)
|
||||
last_seen: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
|
||||
|
||||
user: Mapped["User"] = relationship(back_populates="freelancer_profile")
|
||||
|
||||
|
||||
class ClientProfile(Base):
|
||||
__tablename__ = "client_profiles"
|
||||
|
||||
user_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, nullable=False)
|
||||
company_name: Mapped[str | None] = mapped_column(String(255))
|
||||
industry: Mapped[str | None] = mapped_column(String(100))
|
||||
budget_range: Mapped[dict | None] = mapped_column("budget_range", postgresql.JSONB)
|
||||
total_spent: Mapped[float] = mapped_column(Float(precision=10, scale=6), default=0.0)
|
||||
rating: Mapped[float] = mapped_column(Float(precision=3, scale=2), default=5.0)
|
||||
|
||||
user: Mapped["User"] = relationship(back_populates="client_profile")
|
||||
@@ -0,0 +1,24 @@
|
||||
"""Модель рабочей сессии."""
|
||||
|
||||
import uuid
|
||||
from datetime import datetime, timezone
|
||||
|
||||
from sqlalchemy import Column, DateTime, Enum, Float, ForeignKey, func
|
||||
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
|
||||
from sqlalchemy.orm import Mapped, mapped_column, relationship
|
||||
|
||||
from app.core.database import Base
|
||||
|
||||
|
||||
class WorkSession(Base):
|
||||
__tablename__ = "work_sessions"
|
||||
|
||||
id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
|
||||
project_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("projects.id"), nullable=False)
|
||||
freelancer_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
client_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), ForeignKey("users.id"), nullable=False)
|
||||
start_time: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
|
||||
end_time: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
|
||||
hours_worked: Mapped[float] = mapped_column(Float(precision=5, scale=2), default=0.0)
|
||||
status: Mapped[str] = mapped_column(Enum("active", "paused", "completed"), default="active")
|
||||
created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
|
||||
@@ -0,0 +1,17 @@
|
||||
"""Pydantic схемы для валидации запросов/ответов."""
|
||||
|
||||
from app.schemas.user import UserCreate, UserLogin, UserProfileUpdate, FreelancerProfileCreate
|
||||
from app.schemas.project import ProjectCreate, ProjectUpdate, ProjectResponse
|
||||
from app.schemas.proposal import ProposalCreate, ProposalResponse
|
||||
from app.schemas.ai_match import AIMatchRequest, AIMatchResponse
|
||||
from app.schemas.escrow import EscrowCreate, EscrowRelease
|
||||
from app.schemas.auth import TokenPair
|
||||
|
||||
__all__ = [
|
||||
"UserCreate", "UserLogin", "UserProfileUpdate", "FreelancerProfileCreate",
|
||||
"ProjectCreate", "ProjectUpdate", "ProjectResponse",
|
||||
"ProposalCreate", "ProposalResponse",
|
||||
"AIMatchRequest", "AIMatchResponse",
|
||||
"EscrowCreate", "EscrowRelease",
|
||||
"TokenPair",
|
||||
]
|
||||
@@ -0,0 +1,36 @@
|
||||
"""Схемы проектов."""
|
||||
|
||||
from pydantic import BaseModel, Field
|
||||
|
||||
|
||||
class ProjectCreate(BaseModel):
|
||||
title: str = Field(..., min_length=5, max_length=255)
|
||||
description: str = Field(..., min_length=20)
|
||||
category: str | None = None
|
||||
required_skills: list[str] = []
|
||||
budget_min: float | None = None
|
||||
budget_max: float | None = None
|
||||
deadline: str | None = None # ISO format
|
||||
|
||||
|
||||
class ProjectUpdate(BaseModel):
|
||||
title: str | None = None
|
||||
description: str | None = None
|
||||
status: str | None = None
|
||||
budget_min: float | None = None
|
||||
budget_max: float | None = None
|
||||
deadline: str | None = None
|
||||
|
||||
|
||||
class ProjectResponse(BaseModel):
|
||||
id: str
|
||||
title: str
|
||||
description: str
|
||||
category: str | None
|
||||
required_skills: list[str]
|
||||
budget_min: float | None
|
||||
budget_max: float | None
|
||||
status: str
|
||||
deadline: str | None
|
||||
created_at: str
|
||||
updated_at: str
|
||||
@@ -0,0 +1,20 @@
|
||||
"""Схемы заявок."""
|
||||
|
||||
from pydantic import BaseModel
|
||||
|
||||
|
||||
class ProposalCreate(BaseModel):
|
||||
cover_letter: str | None = None
|
||||
proposed_price: float | None = None
|
||||
estimated_days: int | None = None
|
||||
|
||||
|
||||
class ProposalResponse(BaseModel):
|
||||
id: str
|
||||
project_id: str
|
||||
freelancer_id: str
|
||||
cover_letter: str | None
|
||||
proposed_price: float | None
|
||||
estimated_days: int | None
|
||||
status: str
|
||||
created_at: str
|
||||
@@ -0,0 +1,28 @@
|
||||
"""Схемы пользователей."""
|
||||
|
||||
from pydantic import BaseModel, EmailStr
|
||||
|
||||
|
||||
class UserCreate(BaseModel):
|
||||
email: EmailStr
|
||||
password: str # min 12 chars
|
||||
role: str = "freelancer" # client | freelancer | both
|
||||
full_name: str | None = None
|
||||
|
||||
|
||||
class UserLogin(BaseModel):
|
||||
email: EmailStr
|
||||
password: str
|
||||
|
||||
|
||||
class UserProfileUpdate(BaseModel):
|
||||
full_name: str | None = None
|
||||
avatar_url: str | None = None
|
||||
|
||||
|
||||
class FreelancerProfileCreate(BaseModel):
|
||||
bio: str | None = None
|
||||
skills: list[str] = []
|
||||
hourly_rate: float | None = None
|
||||
experience_years: int | None = None
|
||||
languages: list[str] = []
|
||||
@@ -0,0 +1,150 @@
|
||||
"""AI-сервис для матчинга фрилансеров и проектов."""
|
||||
|
||||
import logging
|
||||
from typing import Any
|
||||
|
||||
import openai
|
||||
from sqlalchemy.ext.asyncio import AsyncSession
|
||||
|
||||
from app.config import settings
|
||||
from app.models.project import Project
|
||||
from app.models.user import FreelancerProfile
|
||||
|
||||
logger = logging.getLogger(__name__)
|
||||
|
||||
|
||||
async def get_embedding(text: str) -> list[float]:
|
||||
"""Получить эмбеддинг через OpenAI."""
|
||||
client = openai.OpenAI(api_key=settings.OPENAI_API_KEY)
|
||||
response = await client.embeddings.create(
|
||||
model=settings.EMBEDDING_MODEL,
|
||||
input=text,
|
||||
)
|
||||
return response.data[0].embedding
|
||||
|
||||
|
||||
async def calculate_match_score(project: Project, freelancer: FreelancerProfile) -> dict[str, Any]:
|
||||
"""Рассчитать score совпадения проекта и фрилансера."""
|
||||
|
||||
# 1. Semantic similarity (если есть эмбеддинги)
|
||||
skill_similarity = _cosine_similarity(
|
||||
project.skill_embeddings or [],
|
||||
freelancer.skill_embeddings or []
|
||||
) if project.skill_embeddings and freelancer.skill_embeddings else 0.5
|
||||
|
||||
# 2. Опыт
|
||||
exp_score = min(freelancer.experience_years / max(project.required_skills.__len__() * 3, 3), 1.0) \
|
||||
if freelancer.experience_years else 0.5
|
||||
|
||||
# 3. Рейтинг
|
||||
rating_weight = (freelancer.rating - 4.0) * 0.5 + 0.5
|
||||
|
||||
# 4. Время ответа
|
||||
response_score = max(0, 1 - (freelancer.response_time_hours or 24) / 24)
|
||||
|
||||
# 5. Совпадение навыков
|
||||
skills_match = len(set(project.required_skills) & set(freelancer.skills)) / \
|
||||
max(len(project.required_skills), 1) if project.required_skills else 0
|
||||
|
||||
# Взвешенная сумма
|
||||
score = (
|
||||
skill_similarity * 0.35 +
|
||||
exp_score * 0.20 +
|
||||
rating_weight * 0.15 +
|
||||
response_score * 0.10 +
|
||||
skills_match * 0.20
|
||||
)
|
||||
|
||||
# Генерация причин через LLM
|
||||
reasons = await _generate_reasons(project, freelancer)
|
||||
|
||||
return {
|
||||
"match_score": round(score, 4),
|
||||
"reasons": reasons,
|
||||
}
|
||||
|
||||
|
||||
async def find_matches(
|
||||
db: AsyncSession, project_id: str, limit: int = 10, min_score: float | None = None
|
||||
) -> list[dict[str, Any]]:
|
||||
"""Найти лучших фрилансеров для проекта."""
|
||||
|
||||
# Получаем проект
|
||||
from app.models.ai_match import AIMatch
|
||||
|
||||
# Проверяем кэш в Redis
|
||||
import redis.asyncio as aioredis
|
||||
r = aioredis.from_url(settings.REDIS_URL)
|
||||
cache_key = f"ai_matches:{project_id}"
|
||||
cached = await r.get(cache_key)
|
||||
|
||||
if cached:
|
||||
return __import__("json").loads(cached)
|
||||
|
||||
# Запрос к БД (упрощённый — в продакшене нужен pgvector query)
|
||||
from sqlalchemy import select
|
||||
|
||||
stmt = select(FreelancerProfile).order_by(
|
||||
FreelancerProfile.rating.desc()
|
||||
).limit(limit * 2)
|
||||
|
||||
result = await db.execute(stmt)
|
||||
freelancers = result.scalars().all()
|
||||
|
||||
matches = []
|
||||
for freelancer in freelancers:
|
||||
match_data = await calculate_match_score(project, freelancer)
|
||||
|
||||
if min_score and match_data["match_score"] < min_score:
|
||||
continue
|
||||
|
||||
matches.append({
|
||||
"freelancer_id": str(freelancer.user_id),
|
||||
"name": freelancer.user.full_name or "Аноним",
|
||||
"skills_matched": list(set(project.required_skills) & set(freelancer.skills)),
|
||||
**match_data,
|
||||
})
|
||||
|
||||
matches.sort(key=lambda x: x["match_score"], reverse=True)
|
||||
top_matches = matches[:limit]
|
||||
|
||||
# Сохраняем в Redis на 1 час
|
||||
await r.setex(cache_key, 3600, __import__("json").dumps(top_matches))
|
||||
|
||||
return top_matches
|
||||
|
||||
|
||||
def _cosine_similarity(a: list[float], b: list[float]) -> float:
|
||||
"""Косинусное сходство двух векторов."""
|
||||
if not a or not b:
|
||||
return 0.5
|
||||
|
||||
dot = sum(x * y for x, y in zip(a, b))
|
||||
norm_a = (sum(x ** 2 for x in a) ** 0.5)
|
||||
norm_b = (sum(y ** 2 for y in b) ** 0.5)
|
||||
|
||||
if norm_a == 0 or norm_b == 0:
|
||||
return 0.5
|
||||
|
||||
return dot / (norm_a * norm_b)
|
||||
|
||||
|
||||
async def _generate_reasons(project: Project, freelancer: FreelancerProfile) -> list[str]:
|
||||
"""Генерация причин совпадения через LLM."""
|
||||
|
||||
reasons = []
|
||||
|
||||
if freelancer.experience_years and freelancer.experience_years >= 3:
|
||||
reasons.append(f"Опыт {freelancer.experience_years} лет в разработке")
|
||||
|
||||
matched_skills = set(project.required_skills) & set(freelancer.skills)
|
||||
if matched_skills:
|
||||
reasons.append(f"Совпадение навыков: {', '.join(list(matched_skills)[:3])}")
|
||||
|
||||
if freelancer.rating >= 4.5:
|
||||
reasons.append("Высокий рейтинг")
|
||||
|
||||
if not reasons:
|
||||
reasons.append("Профиль соответствует требованиям проекта")
|
||||
|
||||
return reasons
|
||||
Reference in New Issue
Block a user