#!/usr/bin/env python3
"""
微信读书数据展示网站 - Flask 后端
提供 API 接口供前端查询本地 SQLite 数据库中的读书数据
"""

import json
import os
import sqlite3
import time
import urllib.request
from datetime import datetime

from flask import Flask, jsonify, render_template, request

app = Flask(__name__, static_folder="static", template_folder="templates")

DB_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)), "weread.db")

WEREAD_API_URL = "https://i.weread.qq.com/api/agent/gateway"
WEREAD_API_KEY = os.environ.get("WEREAD_API_KEY", "")
WEREAD_SKILL_VERSION = "1.0.3"


def weread_api_call(api_name, **kwargs):
    """调用微信读书 API（按需获取数据时使用）"""
    body = {"api_name": api_name, "skill_version": WEREAD_SKILL_VERSION}
    body.update(kwargs)
    req = urllib.request.Request(
        WEREAD_API_URL,
        data=json.dumps(body).encode("utf-8"),
        headers={
            "Authorization": f"Bearer {WEREAD_API_KEY}",
            "Content-Type": "application/json",
        },
        method="POST",
    )
    with urllib.request.urlopen(req, timeout=30) as resp:
        return json.loads(resp.read().decode("utf-8"))


def ensure_tables(conn):
    """确保按需数据表存在"""
    c = conn.cursor()
    c.executescript("""
        CREATE TABLE IF NOT EXISTS book_details (
            book_id TEXT PRIMARY KEY,
            title TEXT, author TEXT, translator TEXT, cover TEXT,
            intro TEXT, category TEXT, publisher TEXT, publish_time TEXT,
            isbn TEXT, word_count INTEGER, new_rating REAL,
            new_rating_count INTEGER, fetched_at INTEGER
        );
        CREATE TABLE IF NOT EXISTS book_progress (
            book_id TEXT PRIMARY KEY,
            progress INTEGER, chapter_uid INTEGER, chapter_offset INTEGER,
            update_time INTEGER, record_reading_time INTEGER,
            finish_time INTEGER, is_start_reading INTEGER, fetched_at INTEGER
        );
        CREATE TABLE IF NOT EXISTS book_highlights (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            book_id TEXT, bookmark_id TEXT, chapter_uid INTEGER,
            mark_text TEXT, create_time INTEGER, type INTEGER,
            range_text TEXT, color_style INTEGER, fetched_at INTEGER
        );
        CREATE TABLE IF NOT EXISTS book_chapters (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            book_id TEXT, chapter_uid INTEGER, chapter_idx INTEGER,
            title TEXT, UNIQUE(book_id, chapter_uid)
        );
        CREATE TABLE IF NOT EXISTS book_reviews (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            book_id TEXT, review_id TEXT, content TEXT,
            create_time INTEGER, star INTEGER, chapter_name TEXT,
            is_finish INTEGER, fetched_at INTEGER
        );
        CREATE TABLE IF NOT EXISTS recommended_books (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            book_id TEXT, title TEXT, author TEXT, cover TEXT,
            intro TEXT, category TEXT, reason TEXT,
            reading_count INTEGER, new_rating REAL,
            new_rating_count INTEGER, rating_title TEXT, fetched_at INTEGER
        );
        CREATE TABLE IF NOT EXISTS search_results (
            id INTEGER PRIMARY KEY AUTOINCREMENT,
            keyword TEXT, book_id TEXT, title TEXT, author TEXT,
            cover TEXT, intro TEXT, publisher TEXT, category TEXT,
            reading_count INTEGER, new_rating REAL,
            new_rating_count INTEGER, rating_title TEXT,
            search_idx INTEGER, fetched_at INTEGER
        );
    """)
    conn.commit()


def get_db():
    conn = sqlite3.connect(DB_PATH)
    conn.row_factory = sqlite3.Row
    return conn


def ts_to_date(ts):
    """时间戳转日期字符串"""
    if not ts or ts == 0:
        return ""
    return datetime.fromtimestamp(ts).strftime("%Y-%m-%d")


def ts_to_year(ts):
    """时间戳转年份"""
    if not ts or ts == 0:
        return ""
    return datetime.fromtimestamp(ts).strftime("%Y")


def format_duration(seconds):
    """秒转可读时长"""
    if not seconds:
        return "0分钟"
    hours = seconds // 3600
    minutes = (seconds % 3600) // 60
    if hours > 0:
        return f"{hours}小时{minutes}分钟"
    return f"{minutes}分钟"


@app.route("/")
def index():
    return render_template("index.html")


@app.route("/api/overview")
def api_overview():
    """总览数据"""
    conn = get_db()
    c = conn.cursor()

    # 总阅读统计
    c.execute("SELECT * FROM reading_stats WHERE mode='overall' LIMIT 1")
    overall = c.fetchone()
    total_read_time = overall["total_read_time"] if overall else 0
    read_days = overall["read_days"] if overall else 0
    regist_time = overall["regist_time"] if overall else 0

    # 今年统计
    current_year = str(time.localtime().tm_year)
    c.execute("SELECT * FROM reading_stats WHERE mode='annually' LIMIT 1")
    annual = c.fetchone()
    year_read_time = annual["total_read_time"] if annual else 0
    year_read_days = annual["read_days"] if annual else 0

    # 书架数量
    c.execute("SELECT COUNT(*) as cnt FROM books")
    shelf_count = c.fetchone()["cnt"]

    # 读完数量
    c.execute("SELECT COUNT(*) as cnt FROM books WHERE finish_reading=1")
    finished_count = c.fetchone()["cnt"]

    # 笔记统计
    c.execute("SELECT COUNT(*) as cnt FROM notebooks")
    notebook_count = c.fetchone()["cnt"]
    c.execute("SELECT SUM(review_count + note_count + bookmark_count) as cnt FROM notebooks")
    total_notes = c.fetchone()["cnt"] or 0

    # 最近阅读时间
    c.execute("SELECT MAX(read_update_time) as max_ts FROM books")
    last_read_ts = c.fetchone()["max_ts"] or 0

    # 采集时间
    c.execute("SELECT value FROM fetch_meta WHERE key='last_fetch_time'")
    fetch_row = c.fetchone()
    fetch_time = fetch_row["value"] if fetch_row else ""

    conn.close()

    return jsonify({
        "total_read_time": total_read_time,
        "total_read_time_str": format_duration(total_read_time),
        "read_days": read_days,
        "year_read_time": year_read_time,
        "year_read_time_str": format_duration(year_read_time),
        "year_read_days": year_read_days,
        "shelf_count": shelf_count,
        "finished_count": finished_count,
        "notebook_count": notebook_count,
        "total_notes": total_notes,
        "regist_time": ts_to_date(regist_time),
        "last_read_time": ts_to_date(last_read_ts),
        "fetch_time": fetch_time,
    })


@app.route("/api/yearly-trend")
def api_yearly_trend():
    """年度阅读时长时间序列"""
    conn = get_db()
    c = conn.cursor()
    c.execute(
        "SELECT bucket_timestamp, duration FROM read_times WHERE mode='overall' ORDER BY bucket_timestamp"
    )
    rows = c.fetchall()
    conn.close()

    data = []
    for row in rows:
        year = ts_to_year(row["bucket_timestamp"])
        hours = round(row["duration"] / 3600, 1)
        data.append({"year": year, "hours": hours, "seconds": row["duration"]})

    return jsonify(data)


@app.route("/api/top-books")
def api_top_books():
    """阅读时长最久的书籍"""
    conn = get_db()
    c = conn.cursor()
    c.execute(
        """SELECT * FROM read_longest WHERE mode='overall'
           ORDER BY read_time DESC LIMIT 20"""
    )
    rows = c.fetchall()
    conn.close()

    books = []
    for row in rows:
        tags = json.loads(row["tags"]) if row["tags"] else []
        books.append({
            "book_id": row["book_id"],
            "title": row["title"],
            "author": row["author"],
            "cover": row["cover"],
            "read_time": row["read_time"],
            "read_time_str": format_duration(row["read_time"]),
            "tags": tags,
        })

    return jsonify(books)


@app.route("/api/categories")
def api_categories():
    """偏好分类"""
    conn = get_db()
    c = conn.cursor()
    c.execute(
        """SELECT * FROM prefer_categories WHERE mode='overall'
           AND reading_time > 0
           ORDER BY reading_time DESC"""
    )
    rows = c.fetchall()
    conn.close()

    cats = []
    for row in rows:
        cats.append({
            "category_title": row["category_title"],
            "parent_category_title": row["parent_category_title"],
            "reading_time": row["reading_time"],
            "reading_time_str": format_duration(row["reading_time"]),
            "reading_count": row["reading_count"],
            "val": row["val"],
        })

    return jsonify(cats)


@app.route("/api/authors")
def api_authors():
    """偏好作者"""
    conn = get_db()
    c = conn.cursor()
    c.execute(
        """SELECT * FROM prefer_authors WHERE mode='overall'
           ORDER BY count DESC LIMIT 20"""
    )
    rows = c.fetchall()
    conn.close()

    authors = []
    for row in rows:
        authors.append({
            "name": row["name"],
            "count": row["count"],
            "read_time": row["read_time"],
        })

    return jsonify(authors)


@app.route("/api/time-distribution")
def api_time_distribution():
    """24小时阅读时段分布"""
    conn = get_db()
    c = conn.cursor()
    c.execute(
        """SELECT hour_index, SUM(duration) as total
           FROM prefer_time WHERE mode='overall'
           GROUP BY hour_index ORDER BY hour_index"""
    )
    rows = c.fetchall()
    conn.close()

    dist = []
    for row in rows:
        dist.append({
            "hour": row["hour_index"],
            "duration": row["total"],
            "duration_min": round(row["total"] / 60, 1),
        })

    return jsonify(dist)


@app.route("/api/shelf")
def api_shelf():
    """书架列表"""
    page = int(request.args.get("page", 1))
    per_page = int(request.args.get("per_page", 60))
    category = request.args.get("category", "")
    finished_only = request.args.get("finished", "0") == "1"

    offset = (page - 1) * per_page
    conn = get_db()
    c = conn.cursor()

    where_clauses = []
    params = []
    if category:
        where_clauses.append("category LIKE ?")
        params.append(f"%{category}%")
    if finished_only:
        where_clauses.append("finish_reading=1")

    where_sql = " WHERE " + " AND ".join(where_clauses) if where_clauses else ""

    c.execute(f"SELECT COUNT(*) as cnt FROM books{where_sql}", params)
    total = c.fetchone()["cnt"]

    c.execute(
        f"SELECT * FROM books{where_sql} ORDER BY is_top DESC, read_update_time DESC LIMIT ? OFFSET ?",
        params + [per_page, offset],
    )
    rows = c.fetchall()

    # 获取分类列表
    c.execute("SELECT DISTINCT category FROM books WHERE category != '' ORDER BY category")
    categories = [r["category"] for r in c.fetchall()]

    conn.close()

    books = []
    for row in rows:
        books.append({
            "book_id": row["book_id"],
            "title": row["title"],
            "author": row["author"],
            "cover": row["cover"],
            "category": row["category"],
            "finish_reading": row["finish_reading"],
            "read_update_time": ts_to_date(row["read_update_time"]),
            "secret": row["secret"],
            "is_top": row["is_top"],
            "deep_link": row["deep_link"],
        })

    return jsonify({
        "books": books,
        "total": total,
        "page": page,
        "per_page": per_page,
        "total_pages": (total + per_page - 1) // per_page,
        "categories": categories,
    })


@app.route("/api/notebooks")
def api_notebooks():
    """笔记本概览"""
    conn = get_db()
    c = conn.cursor()
    c.execute(
        """SELECT * FROM notebooks
           ORDER BY (review_count + note_count + bookmark_count) DESC"""
    )
    rows = c.fetchall()
    conn.close()

    notebooks = []
    for row in rows:
        total = row["review_count"] + row["note_count"] + row["bookmark_count"]
        notebooks.append({
            "book_id": row["book_id"],
            "title": row["title"],
            "author": row["author"],
            "cover": row["cover"],
            "review_count": row["review_count"],
            "note_count": row["note_count"],
            "bookmark_count": row["bookmark_count"],
            "total_notes": total,
            "reading_progress": row["reading_progress"],
            "marked_status": row["marked_status"],
        })

    return jsonify(notebooks)


@app.route("/api/read-stats")
def api_read_stats():
    """阅读统计摘要项"""
    conn = get_db()
    c = conn.cursor()
    c.execute("SELECT * FROM read_stat_items WHERE mode='overall'")
    rows = c.fetchall()
    conn.close()

    stats = []
    for row in rows:
        stats.append({
            "stat": row["stat_name"],
            "counts": row["counts"],
            "scheme": row["scheme"],
        })

    return jsonify(stats)


@app.route("/api/archives")
def api_archives():
    """书单"""
    conn = get_db()
    c = conn.cursor()
    c.execute("SELECT * FROM archives")
    rows = c.fetchall()
    conn.close()

    archives = []
    for row in rows:
        book_ids = json.loads(row["book_ids"]) if row["book_ids"] else []
        archives.append({
            "name": row["name"],
            "book_count": len(book_ids),
            "book_ids": book_ids,
        })

    return jsonify(archives)


# ===== 按需获取：书籍详情 =====

@app.route("/api/book/detail")
def api_book_detail():
    """书籍详情：实时调微信读书 API 获取，入库后返回"""
    book_id = request.args.get("book_id", "")
    if not book_id:
        return jsonify({"error": "book_id is required"}), 400

    conn = get_db()
    ensure_tables(conn)
    c = conn.cursor()
    now = int(time.time())

    # 1. 获取书籍信息
    try:
        info = weread_api_call("/book/info", bookId=book_id)
        c.execute(
            """INSERT OR REPLACE INTO book_details
            (book_id, title, author, translator, cover, intro, category,
             publisher, publish_time, isbn, word_count, new_rating,
             new_rating_count, fetched_at)
            VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?)""",
            (
                book_id,
                info.get("title", ""),
                info.get("author", ""),
                info.get("translator", ""),
                info.get("cover", ""),
                info.get("intro", ""),
                info.get("category", ""),
                info.get("publisher", ""),
                info.get("publishTime", ""),
                info.get("isbn", ""),
                info.get("wordCount", 0),
                info.get("newRating", 0),
                info.get("newRatingCount", 0),
                now,
            ),
        )
        conn.commit()
    except Exception as e:
        # API 调用失败时尝试从数据库读取缓存
        c.execute("SELECT * FROM book_details WHERE book_id=?", (book_id,))
        cached = c.fetchone()
        if not cached:
            return jsonify({"error": f"获取书籍信息失败: {str(e)}"}), 500

    # 2. 获取阅读进度
    progress_data = {}
    try:
        prog = weread_api_call("/book/getprogress", bookId=book_id)
        book_prog = prog.get("book", {})
        c.execute(
            """INSERT OR REPLACE INTO book_progress
            (book_id, progress, chapter_uid, chapter_offset, update_time,
             record_reading_time, finish_time, is_start_reading, fetched_at)
            VALUES (?,?,?,?,?,?,?,?,?)""",
            (
                book_id,
                book_prog.get("progress", 0),
                book_prog.get("chapterUid", 0),
                book_prog.get("chapterOffset", 0),
                book_prog.get("updateTime", 0),
                book_prog.get("recordReadingTime", 0),
                book_prog.get("finishTime", 0),
                book_prog.get("isStartReading", 0),
                now,
            ),
        )
        conn.commit()
        progress_data = {
            "progress": book_prog.get("progress", 0),
            "record_reading_time": book_prog.get("recordReadingTime", 0),
            "record_reading_time_str": format_duration(book_prog.get("recordReadingTime", 0)),
            "update_time": ts_to_date(book_prog.get("updateTime", 0)),
            "finish_time": ts_to_date(book_prog.get("finishTime", 0)),
            "is_start_reading": book_prog.get("isStartReading", 0),
        }
    except Exception:
        c.execute("SELECT * FROM book_progress WHERE book_id=?", (book_id,))
        cached = c.fetchone()
        if cached:
            progress_data = {
                "progress": cached["progress"],
                "record_reading_time": cached["record_reading_time"],
                "record_reading_time_str": format_duration(cached["record_reading_time"]),
                "update_time": ts_to_date(cached["update_time"]),
                "finish_time": ts_to_date(cached["finish_time"]),
                "is_start_reading": cached["is_start_reading"],
            }

    # 3. 组装返回
    c.execute("SELECT * FROM book_details WHERE book_id=?", (book_id,))
    detail = c.fetchone()
    conn.close()

    if not detail:
        return jsonify({"error": "数据获取失败"}), 500

    return jsonify({
        "book_id": book_id,
        "title": detail["title"],
        "author": detail["author"],
        "translator": detail["translator"],
        "cover": detail["cover"],
        "intro": detail["intro"],
        "category": detail["category"],
        "publisher": detail["publisher"],
        "publish_time": detail["publish_time"],
        "isbn": detail["isbn"],
        "word_count": detail["word_count"],
        "new_rating": detail["new_rating"],
        "new_rating_count": detail["new_rating_count"],
        "progress": progress_data,
        "deep_link": f"weread://reading?bId={book_id}",
    })


# ===== 按需获取：笔记详情 =====

@app.route("/api/book/notes")
def api_book_notes():
    """笔记详情：实时调微信读书 API 获取划线+想法，入库后返回"""
    book_id = request.args.get("book_id", "")
    if not book_id:
        return jsonify({"error": "book_id is required"}), 400

    conn = get_db()
    ensure_tables(conn)
    c = conn.cursor()
    now = int(time.time())

    # 1. 获取划线
    highlights = []
    chapters = {}
    try:
        data = weread_api_call("/book/bookmarklist", bookId=book_id)
        # 保存章节信息
        for ch in data.get("chapters", []):
            c.execute(
                """INSERT OR REPLACE INTO book_chapters
                (book_id, chapter_uid, chapter_idx, title)
                VALUES (?,?,?,?)""",
                (book_id, ch.get("chapterUid", 0), ch.get("chapterIdx", 0), ch.get("title", "")),
            )
            chapters[ch.get("chapterUid", 0)] = ch.get("title", "")

        # 保存划线
        c.execute("DELETE FROM book_highlights WHERE book_id=?", (book_id,))
        for bm in data.get("updated", []):
            c.execute(
                """INSERT INTO book_highlights
                (book_id, bookmark_id, chapter_uid, mark_text, create_time,
                 type, range_text, color_style, fetched_at)
                VALUES (?,?,?,?,?,?,?,?,?)""",
                (
                    book_id,
                    bm.get("bookmarkId", ""),
                    bm.get("chapterUid", 0),
                    bm.get("markText", ""),
                    bm.get("createTime", 0),
                    bm.get("type", 0),
                    bm.get("range", ""),
                    bm.get("colorStyle", 0),
                    now,
                ),
            )
            highlights.append({
                "bookmark_id": bm.get("bookmarkId", ""),
                "chapter_uid": bm.get("chapterUid", 0),
                "chapter_title": chapters.get(bm.get("chapterUid", 0), ""),
                "mark_text": bm.get("markText", ""),
                "create_time": ts_to_date(bm.get("createTime", 0)),
                "range": bm.get("range", ""),
            })
        conn.commit()
    except Exception as e:
        # 从数据库读取缓存
        c.execute("SELECT * FROM book_highlights WHERE book_id=? ORDER BY create_time", (book_id,))
        for row in c.fetchall():
            c2 = conn.cursor()
            c2.execute("SELECT title FROM book_chapters WHERE book_id=? AND chapter_uid=?", (book_id, row["chapter_uid"]))
            ch_row = c2.fetchone()
            highlights.append({
                "bookmark_id": row["bookmark_id"],
                "chapter_uid": row["chapter_uid"],
                "chapter_title": ch_row["title"] if ch_row else "",
                "mark_text": row["mark_text"],
                "create_time": ts_to_date(row["create_time"]),
                "range": row["range_text"],
            })

    # 2. 获取想法/点评
    reviews = []
    try:
        rev_data = weread_api_call("/review/list/mine", bookid=book_id, count=100)
        c.execute("DELETE FROM book_reviews WHERE book_id=?", (book_id,))
        for item in rev_data.get("reviews", []):
            rev = item.get("review", {})
            c.execute(
                """INSERT INTO book_reviews
                (book_id, review_id, content, create_time, star,
                 chapter_name, is_finish, fetched_at)
                VALUES (?,?,?,?,?,?,?,?)""",
                (
                    book_id,
                    rev.get("reviewId", ""),
                    rev.get("content", ""),
                    rev.get("createTime", 0),
                    rev.get("star", 0),
                    rev.get("chapterName", ""),
                    rev.get("isFinish", 0),
                    now,
                ),
            )
            reviews.append({
                "review_id": rev.get("reviewId", ""),
                "content": rev.get("content", ""),
                "create_time": ts_to_date(rev.get("createTime", 0)),
                "star": rev.get("star", 0),
                "chapter_name": rev.get("chapterName", ""),
                "is_finish": rev.get("isFinish", 0),
            })
        conn.commit()
    except Exception:
        c.execute("SELECT * FROM book_reviews WHERE book_id=? ORDER BY create_time DESC", (book_id,))
        for row in c.fetchall():
            reviews.append({
                "review_id": row["review_id"],
                "content": row["content"],
                "create_time": ts_to_date(row["create_time"]),
                "star": row["star"],
                "chapter_name": row["chapter_name"],
                "is_finish": row["is_finish"],
            })

    conn.close()

    # 按章节分组划线
    grouped_highlights = {}
    for h in highlights:
        ch_title = h["chapter_title"] or f"章节{h['chapter_uid']}"
        if ch_title not in grouped_highlights:
            grouped_highlights[ch_title] = []
        grouped_highlights[ch_title].append(h)

    return jsonify({
        "book_id": book_id,
        "highlights": highlights,
        "highlight_count": len(highlights),
        "grouped_highlights": grouped_highlights,
        "reviews": reviews,
        "review_count": len(reviews),
    })


# ===== 推荐书籍 =====

@app.route("/api/recommend")
def api_recommend():
    """个性化推荐：实时调微信读书 API，入库后返回"""
    max_idx = int(request.args.get("maxIdx", 0))
    conn = get_db()
    ensure_tables(conn)
    c = conn.cursor()
    now = int(time.time())

    try:
        data = weread_api_call("/book/recommend", count=12, maxIdx=max_idx)
        books = data.get("books", [])
        for book in books:
            rating_detail = book.get("newRatingDetail", {})
            c.execute(
                """INSERT OR REPLACE INTO recommended_books
                (book_id, title, author, cover, intro, category, reason,
                 reading_count, new_rating, new_rating_count, rating_title, fetched_at)
                VALUES (?,?,?,?,?,?,?,?,?,?,?,?)""",
                (
                    book.get("bookId", ""),
                    book.get("title", ""),
                    book.get("author", ""),
                    book.get("cover", ""),
                    book.get("intro", ""),
                    book.get("category", ""),
                    book.get("reason", ""),
                    book.get("readingCount", 0),
                    book.get("newRating", 0),
                    book.get("newRatingCount", 0),
                    rating_detail.get("title", "") if isinstance(rating_detail, dict) else "",
                    now,
                ),
            )
        conn.commit()
    except Exception as e:
        return jsonify({"error": f"获取推荐失败: {str(e)}"}), 500

    conn.close()

    result = []
    for book in books:
        rating_detail = book.get("newRatingDetail", {})
        result.append({
            "book_id": book.get("bookId", ""),
            "title": book.get("title", ""),
            "author": book.get("author", ""),
            "cover": book.get("cover", ""),
            "intro": book.get("intro", ""),
            "category": book.get("category", ""),
            "reason": book.get("reason", ""),
            "reading_count": book.get("readingCount", 0),
            "new_rating": book.get("newRating", 0),
            "new_rating_count": book.get("newRatingCount", 0),
            "rating_title": rating_detail.get("title", "") if isinstance(rating_detail, dict) else "",
        })

    return jsonify({
        "books": result,
        "has_more": data.get("hasMore", 0),
        "last_search_idx": books[-1].get("searchIdx", 0) if books else 0,
    })


# ===== 搜索书籍 =====

@app.route("/api/search")
def api_search():
    """搜索书籍：实时调微信读书 API，入库后返回"""
    keyword = request.args.get("keyword", "").strip()
    # 修复 Flask URL 参数中文编码问题
    try:
        keyword = keyword.encode("latin-1").decode("utf-8")
    except (UnicodeDecodeError, UnicodeEncodeError):
        pass
    if not keyword:
        return jsonify({"error": "keyword is required"}), 400

    max_idx = int(request.args.get("maxIdx", 0))
    conn = get_db()
    ensure_tables(conn)
    c = conn.cursor()
    now = int(time.time())

    try:
        data = weread_api_call("/store/search", keyword=keyword, scope=10, maxIdx=max_idx)
        results = data.get("results", [])
        books = []
        for group in results:
            for item in group.get("books", []):
                bi = item.get("bookInfo", {})
                rating_detail = item.get("newRatingDetail", {})
                c.execute(
                    """INSERT OR REPLACE INTO search_results
                    (keyword, book_id, title, author, cover, intro, publisher,
                     category, reading_count, new_rating, new_rating_count,
                     rating_title, search_idx, fetched_at)
                    VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?)""",
                    (
                        keyword,
                        bi.get("bookId", ""),
                        bi.get("title", ""),
                        bi.get("author", ""),
                        bi.get("cover", ""),
                        bi.get("intro", ""),
                        bi.get("publisher", ""),
                        bi.get("category", ""),
                        item.get("readingCount", 0),
                        item.get("newRating", 0),
                        item.get("newRatingCount", 0),
                        rating_detail.get("title", "") if isinstance(rating_detail, dict) else "",
                        item.get("searchIdx", 0),
                        now,
                    ),
                )
                books.append({
                    "book_id": bi.get("bookId", ""),
                    "title": bi.get("title", ""),
                    "author": bi.get("author", ""),
                    "cover": bi.get("cover", ""),
                    "intro": bi.get("intro", ""),
                    "publisher": bi.get("publisher", ""),
                    "category": bi.get("category", ""),
                    "reading_count": item.get("readingCount", 0),
                    "new_rating": item.get("newRating", 0),
                    "new_rating_count": item.get("newRatingCount", 0),
                    "rating_title": rating_detail.get("title", "") if isinstance(rating_detail, dict) else "",
                })
        conn.commit()
    except Exception as e:
        return jsonify({"error": f"搜索失败: {str(e)}"}), 500

    conn.close()

    return jsonify({
        "keyword": keyword,
        "books": books,
        "has_more": data.get("hasMore", 0),
    })


if __name__ == "__main__":
    app.run(host="0.0.0.0", port=8080, debug=False)