Finish database, API, Compare/Detail/Compare Views

backend/main.py

@@ -0,0 +1,59 @@
+from fastapi import FastAPI, HTTPException
+from fastapi.middleware.cors import CORSMiddleware
+from pydantic import BaseModel
+from database import init_db, get_all_mcus, get_mcu, add_mcu, update_mcu, delete_mcu
+
+# Pydantic 模型（用于请求体验证）
+class MCU(BaseModel):
+    name: str
+    core: str
+    frequency: int
+
+# 初始化 FastAPI
+app = FastAPI(title="MCU Compare API", version="1.0")
+
+# 允许跨域
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# 初始化数据库
+init_db()
+
+# ✅ 1. 获取所有 MCU
+@app.get("/api/mcus")
+def read_mcus():
+    return get_all_mcus()
+
+# ✅ 2. 获取单个 MCU
+@app.get("/api/mcus/{mcu_id}")
+def read_mcu(mcu_id: int):
+    mcu = get_mcu(mcu_id)
+    if not mcu:
+        raise HTTPException(status_code=404, detail="MCU not found")
+    return mcu
+
+# ✅ 3. 创建 MCU
+@app.post("/api/mcus")
+def create_mcu(mcu: MCU):
+    add_mcu(mcu.name, mcu.core, mcu.frequency)
+    return {"message": "MCU added successfully"}
+
+# ✅ 4. 更新 MCU
+@app.put("/api/mcus/{mcu_id}")
+def modify_mcu(mcu_id: int, mcu: MCU):
+    if not get_mcu(mcu_id):
+        raise HTTPException(status_code=404, detail="MCU not found")
+    update_mcu(mcu_id, mcu.name, mcu.core, mcu.frequency)
+    return {"message": "MCU updated successfully"}
+
+# ✅ 5. 删除 MCU
+@app.delete("/api/mcus/{mcu_id}")
+def remove_mcu(mcu_id: int):
+    if not get_mcu(mcu_id):
+        raise HTTPException(status_code=404, detail="MCU not found")
+    delete_mcu(mcu_id)
+    return {"message": "MCU deleted successfully"}