Finish database, API, Compare/Detail/Compare Views

backend/admin.py

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+from database import init_db, get_all_mcus, get_mcu, add_mcu, update_mcu, delete_mcu
+
+# 定义所有 MCU 字段（除了 id）
+MCU_FIELDS = [
+    "name", "core_num", "core_type", "instruction_set", "coremark", "coremark_per_mhz",
+    "frequency", "flash", "rom", "ram", "sram", "sram_in_rtc", "bus_width",
+    "cache_type", "l1_cache_size", "l2_cache_size", "l3_cache_size",
+    "pipeline_depth", "simd_support", "fpu", "package", "gpios", "uarts",
+    "i2cs", "i2ses", "spis", "spi_protocols", "systems", "manufacturer", "link"
+]
+
+FIELD_LABELS = {
+    "name": "Name",
+    "core_num": "# of Cores",
+    "core_type": "Core Architecture",
+    "instruction_set": "Instruction Set",
+    "coremark": "CoreMark Score",
+    "coremark_per_mhz": "CoreMark/MHz",
+    "frequency": "Frequency (MHz)",
+    "flash": "Flash (KB)",
+    "rom": "ROM (KB)",
+    "ram": "RAM (KB)",
+    "sram": "SRAM (KB)",
+    "sram_in_rtc": "RTC SRAM (KB)",
+    "bus_width": "Bus Width (bit)",
+    "cache_type": "Cache Type",
+    "l1_cache_size": "L1 Cache (KB)",
+    "l2_cache_size": "L2 Cache (KB)",
+    "l3_cache_size": "L3 Cache (KB)",
+    "pipeline_depth": "Pipeline Depth",
+    "simd_support": "SIMD support (y=1, n=0)",
+    "fpu": "FPU support (Single/Double Precision)",
+    "package": "Package",
+    "gpios": "Number of GPIO ",
+    "uarts": "Number of UARTs",
+    "i2cs": "Number of I2C",
+    "i2ses": "Number of I2S",
+    "spis": "Number of SPI",
+    "spi_protocols": "SPI Protocols",
+    "systems": "Systems",
+    "manufacturer": "Manufacturer",
+    "link": "Link"
+}
+
+def list_mcus():
+    mcus = get_all_mcus()
+    if not mcus:
+        print("⚠️  MCU 数据库为空。")
+    else:
+        print("\n=== MCU 列表 ===")
+        for m in mcus:
+            print(f"ID: {m['id']} | 名称: {m['name']} | 核心: {m['core_num']} x {m['core_type']} | "
+                  f"频率: {m['frequency']} MHz | 厂商: {m.get('manufacturer','')}")
+        print("=================\n")
+
+def input_fields(existing=None):
+    """动态输入所有字段（友好名称提示），existing 用于编辑时提供默认值"""
+    data = {}
+    for field in MCU_FIELDS:
+        old_val = existing.get(field) if existing else ""
+        display_name = FIELD_LABELS.get(field, field)  # ✅ 使用中文提示
+        prompt = f"{display_name} ({old_val if old_val is not None else ''}): "
+        val = input(prompt).strip()
+        if val == "" and existing:   # 编辑时保留原值
+            continue
+        if val == "":               # 新增时空值存 None
+            data[field] = None
+        else:
+            # ✅ 类型转换
+            if field in ["pipeline_depth"]:
+                try:
+                    data[field] = int(val)
+                except ValueError:
+                    data[field] = None
+            elif field in ["coremark_per_mhz"]:
+                try:
+                    data[field] = float(val)
+                except ValueError:
+                    data[field] = None
+            elif field == "simd_support":
+                data[field] = val.lower() in ["1", "true", "yes", "y"]
+            else:
+                data[field] = val
+    return data
+
+def create_mcu():
+    print("\n=== 添加 MCU ===")
+    fields = input_fields()
+    add_mcu(**fields)
+    print("✅ MCU 添加成功！")
+
+def edit_mcu():
+    mcu_id = int(input("输入要修改的 MCU ID: "))
+    existing = get_mcu(mcu_id)
+    if not existing:
+        print("❌ MCU ID 不存在")
+        return
+    print("\n=== 编辑 MCU（直接回车保留原值） ===")
+    fields = input_fields(existing)
+    if fields:
+        update_mcu(mcu_id, **fields)
+        print("✅ MCU 更新成功！")
+    else:
+        print("⚠️ 未修改任何字段。")
+
+def remove_mcu():
+    mcu_id = int(input("输入要删除的 MCU ID: "))
+    if not get_mcu(mcu_id):
+        print("❌ MCU ID 不存在")
+        return
+    delete_mcu(mcu_id)
+    print("✅ MCU 删除成功！")
+
+def menu():
+    while True:
+        print("\n=== MCU 管理菜单 ===")
+        print("1. 查看所有 MCU")
+        print("2. 添加 MCU")
+        print("3. 修改 MCU")
+        print("4. 删除 MCU")
+        print("5. 退出")
+        choice = input("选择操作 (1-5): ")
+
+        if choice == "1":
+            list_mcus()
+        elif choice == "2":
+            create_mcu()
+        elif choice == "3":
+            edit_mcu()
+        elif choice == "4":
+            remove_mcu()
+        elif choice == "5":
+            print("👋 退出 MCU 管理工具")
+            break
+        else:
+            print("❌ 无效选择，请重新输入。")
+
+if __name__ == "__main__":
+    init_db()
+    menu()

backend/database.py

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+import sqlite3
+from pathlib import Path
+
+DB_PATH = Path(__file__).parent / "mcu.db"
+
+def init_db():
+    conn = sqlite3.connect(DB_PATH)
+    cur = conn.cursor()
+    cur.execute("""
+    CREATE TABLE IF NOT EXISTS mcu (
+        id INTEGER PRIMARY KEY AUTOINCREMENT,   -- ID
+        name TEXT NOT NULL,               -- 名称
+        core_num TEXT NOT NULL,        -- 核心数量
+        core_type TEXT NOT NULL,          -- 核心架构
+        instruction_set TEXT,             -- 指令集架构
+        coremark TEXT,                 -- CoreMark 分数
+        coremark_per_mhz REAL,            -- CoreMark/MHz
+        frequency TEXT NOT NULL,       -- 主频 MHz
+        flash TEXT,                    -- Flash KB
+        rom TEXT,                      -- ROM KB
+        ram TEXT,                      -- RAM KB
+        sram TEXT,                     -- SRAM KB
+        sram_in_rtc TEXT,              -- RTC SRAM KB
+        bus_width TEXT,                -- 总线宽度 bit
+        cache_type TEXT,                  -- Cache 类型 （L1/L2）
+        l1_cache_size TEXT,          -- L1 Cache 大小 KB
+        l2_cache_size TEXT,          -- L2 Cache 大小 KB
+        l3_cache_size TEXT,          -- L3 Cache 大小 KB
+        pipeline_depth TEXT,           -- 流水线深度
+        simd_support BOOLEAN,             -- SIMD 支持
+        fpu TEXT,                         -- FPU 支持 （Single/Double Precision）
+        package TEXT,                     -- 封装
+        gpios TEXT,                    -- GPIO 引脚数量
+        uarts TEXT,                    -- UART 数量
+        i2cs TEXT,                     -- I2C 数量
+        i2ses TEXT,                    -- I2S 数量
+        spis TEXT,                     -- SPI 数量
+        spi_protocols TEXT,               -- SPI 协议
+        systems TEXT,                     -- 系统
+        manufacturer TEXT,                 -- 厂商
+        link TEXT               -- 链接
+    )
+    """)
+    conn.commit()
+    conn.close()
+
+# ==================== 查询所有 MCU（关键字段） ====================
+def get_all_mcus():
+    conn = sqlite3.connect(DB_PATH)
+    cur = conn.cursor()
+    cur.execute("SELECT id, name, core_num, core_type, rom, ram, sram, flash, frequency, manufacturer FROM mcu")
+    rows = cur.fetchall()
+    conn.close()
+    return [{"id": i, "name": n, "core_num": cn, "core_type": ct, "rom": ro, "ram": ra, "sram": sra, "flash":fl, "frequency": f, "manufacturer": m} 
+            for i, n, cn, ct, ro, ra, sra, fl, f, m in rows]
+
+# ==================== 查询单个 MCU（完整字段） ====================
+def get_mcu(mcu_id):
+    conn = sqlite3.connect(DB_PATH)
+    conn.row_factory = sqlite3.Row  # 允许返回 dict
+    cur = conn.cursor()
+    cur.execute("SELECT * FROM mcu WHERE id=?", (mcu_id,))
+    row = cur.fetchone()
+    conn.close()
+    return dict(row) if row else None
+
+# ==================== 插入 MCU（支持所有字段） ====================
+def add_mcu(**fields):
+    """动态插入 MCU（支持所有字段）"""
+    keys = ",".join(fields.keys())
+    placeholders = ",".join("?" for _ in fields)
+    values = tuple(fields.values())
+    
+    conn = sqlite3.connect(DB_PATH)
+    cur = conn.cursor()
+    cur.execute(f"INSERT INTO mcu ({keys}) VALUES ({placeholders})", values)
+    conn.commit()
+    conn.close()
+
+# ==================== 更新 MCU（支持所有字段） ====================
+def update_mcu(mcu_id, **fields):
+    """动态更新 MCU（支持所有字段）"""
+    set_clause = ",".join(f"{k}=?" for k in fields.keys())
+    values = tuple(fields.values()) + (mcu_id,)
+    
+    conn = sqlite3.connect(DB_PATH)
+    cur = conn.cursor()
+    cur.execute(f"UPDATE mcu SET {set_clause} WHERE id=?", values)
+    conn.commit()
+    conn.close()
+
+# ==================== 删除 MCU ====================
+def delete_mcu(mcu_id):
+    conn = sqlite3.connect(DB_PATH)
+    cur = conn.cursor()
+    cur.execute("DELETE FROM mcu WHERE id=?", (mcu_id,))
+    conn.commit()
+    conn.close()

backend/main.py

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+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"}