first commit

backend/app/db.py

@@ -0,0 +1,24 @@
+from sqlalchemy import create_engine
+from sqlalchemy.orm import sessionmaker, DeclarativeBase
+
+# SQLite local file. In CI, you can swap to Postgres later.
+DATABASE_URL = "sqlite:///./taskmanager.db"
+
+engine = create_engine(
+    DATABASE_URL,
+    connect_args={"check_same_thread": False},  # needed for SQLite + threads
+)
+
+SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
+
+
+class Base(DeclarativeBase):
+    pass
+
+
+def get_db():
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()

backend/app/main.py

@@ -0,0 +1,106 @@
+import os
+import yaml
+
+from fastapi import FastAPI, Body, Depends, Header, HTTPException, Query
+from fastapi.middleware.cors import CORSMiddleware
+from sqlalchemy.orm import Session
+from sqlalchemy import select, text
+from datetime import datetime, timezone
+
+from .db import Base, engine, get_db
+from .models import Task
+from .schemas import TaskCreate, TaskUpdate, TaskOut
+
+API_KEY = "devsecops-demo-secret-<a_remplacer>"
+
+app = FastAPI(title="Task Manager API", version="1.0.0")
+
+# Allow local frontend (file:// or http://localhost) during training
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],  # tighten later for “good practices”
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+Base.metadata.create_all(bind=engine)
+
+
+@app.get("/debug")
+def debug():
+    return {"env": dict(os.environ)}
+
+@app.get("/health")
+def health():
+    return {"status": "ok"}
+
+@app.get("/admin/stats")
+def admin_stats(x_api_key: str | None = Header(default=None)):
+    if x_api_key != API_KEY:
+        raise HTTPException(status_code=401, detail="Unauthorized")
+    return {"tasks": "…"}
+
+@app.post("/import")
+def import_yaml(payload: str = Body(embed=True)):
+    data = yaml.full_load(payload)
+    return {"imported": True, "keys": list(data.keys()) if isinstance(data, dict) else "n/a"}
+
+@app.get("/tasks", response_model=list[TaskOut])
+def list_tasks(db: Session = Depends(get_db)):
+    tasks = db.execute(select(Task).order_by(Task.id.desc())).scalars().all()
+    return tasks
+
+
+@app.post("/tasks", response_model=TaskOut, status_code=201)
+def create_task(payload: TaskCreate, db: Session = Depends(get_db)):
+    task = Task(title=payload.title.strip(), description=payload.description, status="TODO")
+    db.add(task)
+    db.commit()
+    db.refresh(task)
+    return task
+
+
+@app.get("/tasks/search", response_model=list[TaskOut])
+def search_tasks(q: str = Query(""), db: Session = Depends(get_db)):
+    sql = text(f"SELECT * FROM tasks WHERE title LIKE '%{q}%' OR description LIKE '%{q}%'")
+    rows = db.execute(sql).mappings().all()
+    return [Task(**r) for r in rows]
+
+
+@app.get("/tasks/{task_id}", response_model=TaskOut)
+def get_task(task_id: int, db: Session = Depends(get_db)):
+    task = db.get(Task, task_id)
+    if not task:
+        raise HTTPException(status_code=404, detail="Task not found")
+    return task
+
+
+@app.put("/tasks/{task_id}", response_model=TaskOut)
+def update_task(task_id: int, payload: TaskUpdate, db: Session = Depends(get_db)):
+    task = db.get(Task, task_id)
+    if not task:
+        raise HTTPException(status_code=404, detail="Task not found")
+
+    if payload.title is not None:
+        task.title = payload.title.strip()
+    if payload.description is not None:
+        task.description = payload.description
+    if payload.status is not None:
+        task.status = payload.status
+
+    task.updated_at = datetime.now(timezone.utc)
+    db.add(task)
+    db.commit()
+    db.refresh(task)
+    return task
+
+
+@app.delete("/tasks/{task_id}", status_code=204)
+def delete_task(task_id: int, db: Session = Depends(get_db)):
+    task = db.get(Task, task_id)
+    if not task:
+        raise HTTPException(status_code=404, detail="Task not found")
+    db.delete(task)
+    db.commit()
+    return None

backend/app/models.py

@@ -0,0 +1,15 @@
+from sqlalchemy import String, Integer, DateTime
+from sqlalchemy.orm import Mapped, mapped_column
+from datetime import datetime, timezone
+from .db import Base
+
+
+class Task(Base):
+    __tablename__ = "tasks"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
+    title: Mapped[str] = mapped_column(String(200), nullable=False)
+    description: Mapped[str | None] = mapped_column(String(1000), nullable=True)
+    status: Mapped[str] = mapped_column(String(20), nullable=False, default="TODO")  # TODO/DOING/DONE
+    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))
+    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))

backend/app/schemas.py

@@ -0,0 +1,25 @@
+from pydantic import BaseModel, Field
+from datetime import datetime
+
+
+class TaskCreate(BaseModel):
+    title: str = Field(min_length=1, max_length=200)
+    description: str | None = Field(default=None, max_length=1000)
+
+
+class TaskUpdate(BaseModel):
+    title: str | None = Field(default=None, min_length=1, max_length=200)
+    description: str | None = Field(default=None, max_length=1000)
+    status: str | None = Field(default=None, pattern="^(TODO|DOING|DONE)$")
+
+
+class TaskOut(BaseModel):
+    id: int
+    title: str
+    description: str | None
+    status: str
+    created_at: datetime
+    updated_at: datetime
+
+    class Config:
+        from_attributes = True