1115 lines
40 KiB
Python
1115 lines
40 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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现代化Web SQLite数据库查看器
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基于Flask框架，提供自然的内容显示和筛选功能
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"""
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from flask import Flask, render_template, jsonify, request, send_from_directory
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import sqlite3
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import os
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import json
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from datetime import datetime
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from loguru import logger
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import threading
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import time
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import requests
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app = Flask(__name__)
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# 数据库路径
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DB_PATH = os.path.join(os.path.dirname(__file__), 'products.db')
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# 任务状态存储
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analysis_tasks = {}
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class SQLiteWebViewer:
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def __init__(self, db_path):
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self.db_path = db_path
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logger.info(f"初始化Web SQLite查看器，数据库路径: {db_path}")
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def get_tables(self):
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"""获取所有表名"""
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try:
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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cursor.execute("SELECT name FROM sqlite_master WHERE type='table' AND name NOT LIKE 'sqlite_%'")
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tables = [row[0] for row in cursor.fetchall()]
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conn.close()
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logger.info(f"获取到 {len(tables)} 个表")
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return tables
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except Exception as e:
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logger.error(f"获取表列表失败: {e}")
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return []
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def get_table_structure(self, table_name):
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"""获取表结构"""
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try:
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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cursor.execute(f"PRAGMA table_info({table_name})")
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columns = cursor.fetchall()
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conn.close()
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structure = []
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for col in columns:
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structure.append({
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'cid': col[0],
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'name': col[1],
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'type': col[2],
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'notnull': col[3],
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'default': col[4],
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'pk': col[5]
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})
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logger.info(f"获取表 {table_name} 结构，共 {len(structure)} 个字段")
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return structure
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except Exception as e:
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logger.error(f"获取表结构失败: {e}")
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return []
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def get_table_data(self, table_name, page=1, per_page=50, search_field=None, search_value=None):
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"""获取表数据，支持分页和搜索"""
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try:
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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# 获取字段类型信息
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field_types = {}
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text_fields = []
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cursor.execute(f"PRAGMA table_info({table_name});")
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columns_info = cursor.fetchall()
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for col_info in columns_info:
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field_name = col_info[1]
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field_type = col_info[2]
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field_types[field_name] = field_type # 字段名 -> 字段类型
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# 收集文本类型字段
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if field_type.upper() not in ['INTEGER', 'REAL', 'FLOAT', 'NUMERIC']:
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text_fields.append(field_name)
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# 解析搜索条件
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query_params = []
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where_clause = ""
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if search_value:
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# 获取要搜索的字段列表
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search_fields = []
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if isinstance(search_field, list):
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# 如果是列表，使用所有提供的字段
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search_fields = [f for f in search_field if f in field_types]
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elif search_field == "all":
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# 如果是"all"，使用所有文本字段
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search_fields = text_fields
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elif search_field and search_field in field_types:
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# 如果是单个字段，直接使用
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search_fields = [search_field]
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if search_fields:
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conditions = []
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for field in search_fields:
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# 检查是否为数值比较操作符
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import re
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numeric_op_pattern = re.compile(r'^(<=?|>=?|=)(\d+(\.\d+)?)$')
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match = numeric_op_pattern.match(search_value)
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# 检查字段是否为数值类型
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is_numeric_field = field_types.get(field, '').upper() in ['INTEGER', 'REAL', 'FLOAT', 'NUMERIC']
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if match and is_numeric_field:
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# 数值比较操作
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operator = match.group(1)
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value = match.group(2)
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conditions.append(f"{field} {operator} ?")
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query_params.append(float(value) if '.' in value else int(value))
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logger.info(f"应用数值比较筛选: {field} {operator} {value}")
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else:
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# 默认文本模糊匹配
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conditions.append(f"{field} LIKE ?")
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query_params.append(f'%{search_value}%')
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logger.info(f"应用文本模糊匹配: {field} LIKE '%{search_value}%'")
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if conditions:
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where_clause = " WHERE " + " OR ".join(conditions)
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# 获取总记录数
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count_query = f"SELECT COUNT(*) FROM {table_name}{where_clause}"
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cursor.execute(count_query, query_params)
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total_count = cursor.fetchone()[0]
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# 获取分页数据
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offset = (page - 1) * per_page
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query_params.extend([per_page, offset])
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data_query = f"SELECT * FROM {table_name}{where_clause} LIMIT ? OFFSET ?"
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cursor.execute(data_query, query_params)
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rows = cursor.fetchall()
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# 获取列名
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cursor.execute(f"PRAGMA table_info({table_name})")
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columns = [col[1] for col in cursor.fetchall()]
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conn.close()
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# 处理数据，检测多行文本
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processed_rows = []
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for row in rows:
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processed_row = []
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for i, cell in enumerate(row):
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col_name = columns[i]
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# 处理difficulty_score字段的缺失值
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if col_name == "difficulty_score" and cell is None:
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processed_row.append({'value': '未评分', 'type': 'empty'})
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elif cell is None:
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processed_row.append({'value': '', 'type': 'empty'})
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elif isinstance(cell, str) and ('\n' in cell or len(cell) > 100):
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# 多行文本或长文本
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lines = cell.count('\n') + 1
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processed_row.append({
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'value': cell,
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'type': 'multiline',
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'lines': lines,
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'length': len(cell)
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})
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else:
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processed_row.append({'value': str(cell), 'type': 'normal'})
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processed_rows.append(processed_row)
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logger.info(f"获取表 {table_name} 数据，第 {page} 页，共 {len(processed_rows)} 条记录")
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return {
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'columns': columns,
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'rows': processed_rows,
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'total_count': total_count,
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'page': page,
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'per_page': per_page,
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'total_pages': (total_count + per_page - 1) // per_page
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}
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except Exception as e:
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logger.error(f"获取表数据失败: {e}")
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return {'columns': [], 'rows': [], 'total_count': 0, 'page': 1, 'per_page': 50, 'total_pages': 0}
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# 初始化查看器
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viewer = SQLiteWebViewer(DB_PATH)
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@app.route('/')
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def index():
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"""主页"""
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logger.info("访问主页")
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return render_template('index.html')
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@app.route('/api/tables')
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def get_tables():
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"""获取所有表"""
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tables = viewer.get_tables()
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return jsonify({'tables': tables})
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@app.route('/api/table/<table_name>/structure')
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def get_table_structure(table_name):
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"""获取表结构"""
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structure = viewer.get_table_structure(table_name)
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return jsonify({'structure': structure})
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@app.route('/api/table/<table_name>/data')
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def get_table_data(table_name):
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"""获取表数据"""
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page = int(request.args.get('page', 1))
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per_page = int(request.args.get('per_page', 50))
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# 获取所有search_field参数（可能是多个）
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search_field = request.args.getlist('search_field')
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# 如果只有一个且为空，使用单个值
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if len(search_field) == 1:
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search_field = search_field[0]
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search_value = request.args.get('search_value')
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data = viewer.get_table_data(table_name, page, per_page, search_field, search_value)
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return jsonify(data)
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@app.route('/api/analyze_missing_scores')
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def analyze_missing_scores():
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"""触发缺失分数分析任务"""
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task_id = str(int(time.time()))
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analysis_tasks[task_id] = {
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'status': 'running',
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'progress': 0,
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'total': 0,
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'completed': 0,
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'error': None,
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'start_time': datetime.now().isoformat()
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}
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# 在后台线程中执行分析
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def run_analysis():
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try:
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conn = sqlite3.connect(DB_PATH)
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cursor = conn.cursor()
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# 检查product_analysis表是否存在difficulty_score字段
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cursor.execute("PRAGMA table_info(product_analysis)")
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columns = [col[1] for col in cursor.fetchall()]
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if 'difficulty_score' not in columns:
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# 如果不存在，添加该字段
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cursor.execute("ALTER TABLE product_analysis ADD COLUMN difficulty_score REAL")
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conn.commit()
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logger.info("添加了difficulty_score字段")
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# 查询缺失分数的产品
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cursor.execute("""
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SELECT pa.id, pa.original_name, pa.product_intro
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FROM product_analysis pa
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WHERE pa.difficulty_score IS NULL OR pa.difficulty_score = ''
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""")
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missing_scores = cursor.fetchall()
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total = len(missing_scores)
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analysis_tasks[task_id]['total'] = total
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logger.info(f"找到 {total} 个缺失分数的产品")
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for i, (analysis_id, product_name, introduction) in enumerate(missing_scores):
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try:
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# 调用Ollama API分析难度分数
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score = analyze_product_difficulty(product_name, introduction)
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# 更新数据库
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cursor.execute(
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"UPDATE product_analysis SET difficulty_score = ? WHERE id = ?",
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(score, analysis_id)
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)
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conn.commit()
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analysis_tasks[task_id]['completed'] = i + 1
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analysis_tasks[task_id]['progress'] = int((i + 1) / total * 100)
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logger.info(f"已分析产品 {i+1}/{total}: {product_name}, 分数: {score}")
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# 避免频繁调用API
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time.sleep(1)
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except Exception as e:
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logger.error(f"分析产品 {product_name} 失败: {e}")
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# 继续处理下一个产品
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continue
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analysis_tasks[task_id]['status'] = 'completed'
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logger.info("所有缺失分数分析完成")
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except Exception as e:
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logger.error(f"分析任务失败: {e}")
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analysis_tasks[task_id]['status'] = 'failed'
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analysis_tasks[task_id]['error'] = str(e)
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finally:
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conn.close()
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analysis_tasks[task_id]['end_time'] = datetime.now().isoformat()
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threading.Thread(target=run_analysis).start()
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return jsonify({
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'task_id': task_id,
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'status': 'started',
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'message': '分析任务已启动，请通过task_id查询进度'
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})
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@app.route('/api/update_task_status/<task_id>')
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def update_task_status(task_id):
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"""获取任务状态"""
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if task_id in analysis_tasks:
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return jsonify(analysis_tasks[task_id])
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else:
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return jsonify({
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'error': 'Task not found',
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'message': '找不到指定的任务ID'
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}), 404
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def analyze_product_difficulty(product_name, introduction):
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"""调用Ollama API分析产品难度分数"""
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try:
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# 构建提示词
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prompt = f"""请基于以下产品信息，分析其技术实现的难度分数（1-100分）：
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产品名称：{product_name}
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产品简介：{introduction}
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请只返回一个整数分数，不需要其他解释。分数越高表示技术实现难度越大。
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"""
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# 调用Ollama API
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response = requests.post(
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'http://localhost:11434/api/generate',
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json={
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'model': 'llama3',
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'prompt': prompt,
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'format': 'json',
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'stream': False
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},
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timeout=30
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)
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if response.status_code == 200:
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data = response.json()
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# 提取分数
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score_text = data.get('response', '50').strip()
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# 尝试从文本中提取数字
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import re
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numbers = re.findall(r'\d+', score_text)
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if numbers:
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score = int(numbers[0])
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# 确保分数在1-100范围内
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return max(1, min(100, score))
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# 如果API调用失败或无法提取分数，返回默认值50
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logger.warning(f"无法从Ollama API获取有效分数，返回默认值")
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return 50
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except Exception as e:
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logger.error(f"调用Ollama API失败: {e}")
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# 出错时返回默认值
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return 50
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@app.route('/static/<path:filename>')
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def static_files(filename):
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"""静态文件"""
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return send_from_directory('static', filename)
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def create_html_template():
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"""创建HTML模板"""
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template_dir = 'templates'
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if not os.path.exists(template_dir):
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os.makedirs(template_dir)
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html_content = '''<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>SQLite数据库查看器</title>
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<style>
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* {
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margin: 0;
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padding: 0;
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||
box-sizing: border-box;
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}
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||
|
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body {
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font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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||
min-height: 100vh;
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||
color: #333;
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||
}
|
||
|
||
.container {
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||
width: 100%;
|
||
margin: 0 auto;
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||
padding: 20px;
|
||
}
|
||
|
||
.header {
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||
background: rgba(255, 255, 255, 0.95);
|
||
backdrop-filter: blur(10px);
|
||
border-radius: 15px;
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||
padding: 25px;
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margin-bottom: 25px;
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||
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
|
||
}
|
||
|
||
.header h1 {
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||
color: #2c3e50;
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||
font-size: 2.5em;
|
||
margin-bottom: 10px;
|
||
text-align: center;
|
||
}
|
||
|
||
.controls {
|
||
display: flex;
|
||
gap: 20px;
|
||
align-items: center;
|
||
flex-wrap: wrap;
|
||
margin-top: 20px;
|
||
}
|
||
|
||
.control-group {
|
||
display: flex;
|
||
flex-direction: column;
|
||
gap: 8px;
|
||
}
|
||
|
||
.control-group label {
|
||
font-weight: 600;
|
||
color: #34495e;
|
||
font-size: 0.9em;
|
||
}
|
||
|
||
select, input {
|
||
padding: 12px 15px;
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||
border: 2px solid #e0e6ed;
|
||
border-radius: 8px;
|
||
font-size: 14px;
|
||
transition: all 0.3s ease;
|
||
background: white;
|
||
}
|
||
|
||
select:focus, input:focus {
|
||
outline: none;
|
||
border-color: #667eea;
|
||
box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
|
||
}
|
||
|
||
.btn {
|
||
padding: 12px 24px;
|
||
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
|
||
color: white;
|
||
border: none;
|
||
border-radius: 8px;
|
||
cursor: pointer;
|
||
font-weight: 600;
|
||
transition: all 0.3s ease;
|
||
text-decoration: none;
|
||
display: inline-block;
|
||
}
|
||
|
||
.btn:hover {
|
||
transform: translateY(-2px);
|
||
box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
|
||
}
|
||
|
||
.data-container {
|
||
background: rgba(255, 255, 255, 0.95);
|
||
backdrop-filter: blur(10px);
|
||
border-radius: 15px;
|
||
padding: 25px;
|
||
box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
|
||
}
|
||
|
||
.table-info {
|
||
display: flex;
|
||
justify-content: space-between;
|
||
align-items: center;
|
||
margin-bottom: 20px;
|
||
padding: 15px;
|
||
background: #f8f9fa;
|
||
border-radius: 10px;
|
||
}
|
||
|
||
.table-info h2 {
|
||
color: #2c3e50;
|
||
font-size: 1.5em;
|
||
}
|
||
|
||
.stats {
|
||
display: flex;
|
||
gap: 20px;
|
||
font-size: 0.9em;
|
||
color: #7f8c8d;
|
||
}
|
||
|
||
.table-wrapper {
|
||
overflow-x: auto;
|
||
border-radius: 10px;
|
||
box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
|
||
}
|
||
|
||
table {
|
||
width: 100%;
|
||
border-collapse: collapse;
|
||
background: white;
|
||
font-size: 14px;
|
||
}
|
||
|
||
th {
|
||
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
|
||
color: white;
|
||
padding: 15px 12px;
|
||
text-align: left;
|
||
font-weight: 600;
|
||
position: sticky;
|
||
top: 0;
|
||
z-index: 10;
|
||
}
|
||
|
||
td {
|
||
padding: 12px;
|
||
border-bottom: 1px solid #ecf0f1;
|
||
vertical-align: top;
|
||
}
|
||
|
||
tr:nth-child(even) {
|
||
background-color: #f8f9fa;
|
||
}
|
||
|
||
tr:hover {
|
||
background-color: #e3f2fd;
|
||
transition: background-color 0.3s ease;
|
||
}
|
||
|
||
.multiline-cell {
|
||
white-space: pre-wrap;
|
||
line-height: 1.6;
|
||
max-height: 200px;
|
||
overflow-y: auto;
|
||
padding: 8px;
|
||
background: #fff3cd;
|
||
border-radius: 6px;
|
||
border-left: 4px solid #ffc107;
|
||
}
|
||
|
||
.normal-cell {
|
||
white-space: nowrap;
|
||
overflow: hidden;
|
||
text-overflow: ellipsis;
|
||
max-width: 300px;
|
||
}
|
||
|
||
.empty-cell {
|
||
color: #95a5a6;
|
||
font-style: italic;
|
||
}
|
||
|
||
.pagination {
|
||
display: flex;
|
||
justify-content: center;
|
||
align-items: center;
|
||
gap: 10px;
|
||
margin-top: 25px;
|
||
flex-wrap: wrap;
|
||
}
|
||
|
||
.page-info {
|
||
color: #7f8c8d;
|
||
font-weight: 600;
|
||
}
|
||
|
||
.page-btn {
|
||
padding: 8px 12px;
|
||
border: 2px solid #e0e6ed;
|
||
background: white;
|
||
border-radius: 6px;
|
||
cursor: pointer;
|
||
transition: all 0.3s ease;
|
||
min-width: 40px;
|
||
text-align: center;
|
||
}
|
||
|
||
.page-btn:hover {
|
||
border-color: #667eea;
|
||
background: #667eea;
|
||
color: white;
|
||
}
|
||
|
||
.page-btn.active {
|
||
background: #667eea;
|
||
color: white;
|
||
border-color: #667eea;
|
||
}
|
||
|
||
.page-btn:disabled {
|
||
opacity: 0.5;
|
||
cursor: not-allowed;
|
||
}
|
||
|
||
.loading {
|
||
text-align: center;
|
||
padding: 40px;
|
||
color: #7f8c8d;
|
||
font-size: 1.1em;
|
||
}
|
||
|
||
.error {
|
||
background: #f8d7da;
|
||
color: #721c24;
|
||
padding: 15px;
|
||
border-radius: 8px;
|
||
border: 1px solid #f5c6cb;
|
||
margin: 20px 0;
|
||
}
|
||
|
||
.no-data {
|
||
text-align: center;
|
||
padding: 40px;
|
||
color: #7f8c8d;
|
||
font-size: 1.1em;
|
||
}
|
||
|
||
.analyze-btn {
|
||
background: linear-gradient(135deg, #28a745, #20c997);
|
||
color: white;
|
||
border: none;
|
||
padding: 8px 16px;
|
||
border-radius: 6px;
|
||
font-size: 1em;
|
||
cursor: pointer;
|
||
transition: all 0.3s ease;
|
||
}
|
||
|
||
.analyze-btn:hover {
|
||
transform: translateY(-1px);
|
||
box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
|
||
}
|
||
|
||
.analyze-btn:disabled {
|
||
background: #6c757d;
|
||
cursor: not-allowed;
|
||
transform: none;
|
||
box-shadow: none;
|
||
}
|
||
|
||
.progress-container {
|
||
margin-top: 20px;
|
||
padding: 15px;
|
||
background: rgba(255, 255, 255, 0.95);
|
||
backdrop-filter: blur(10px);
|
||
border-radius: 12px;
|
||
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
|
||
display: none;
|
||
}
|
||
|
||
.progress-bar {
|
||
width: 100%;
|
||
height: 20px;
|
||
background: #e9ecef;
|
||
border-radius: 10px;
|
||
overflow: hidden;
|
||
margin: 10px 0;
|
||
}
|
||
|
||
.progress-fill {
|
||
height: 100%;
|
||
background: linear-gradient(90deg, #667eea, #764ba2);
|
||
transition: width 0.3s ease;
|
||
display: flex;
|
||
align-items: center;
|
||
justify-content: center;
|
||
color: white;
|
||
font-size: 0.8em;
|
||
font-weight: 600;
|
||
}
|
||
|
||
@media (max-width: 768px) {
|
||
.controls {
|
||
flex-direction: column;
|
||
align-items: stretch;
|
||
}
|
||
|
||
.table-info {
|
||
flex-direction: column;
|
||
gap: 15px;
|
||
text-align: center;
|
||
}
|
||
|
||
.stats {
|
||
justify-content: center;
|
||
}
|
||
}
|
||
</style>
|
||
</head>
|
||
<body>
|
||
<div class="container">
|
||
<div class="header">
|
||
<h1>🗄️ SQLite数据库查看器</h1>
|
||
<div class="controls">
|
||
<div class="control-group">
|
||
<label for="tableSelect">选择数据表:</label>
|
||
<select id="tableSelect">
|
||
<option value="">加载中...</option>
|
||
</select>
|
||
</div>
|
||
<div class="control-group">
|
||
<label for="analyzeBtn">分析:</label>
|
||
<button id="analyzeScoresBtn" class="analyze-btn">📊 分析缺失分数</button>
|
||
</div>
|
||
<div class="control-group">
|
||
<label for="searchField">筛选字段:</label>
|
||
<select id="searchField" multiple disabled style="min-height: 80px;">
|
||
<option value="">所有文本字段</option>
|
||
</select>
|
||
</div>
|
||
<div class="control-group">
|
||
<label for="searchValue">筛选内容:</label>
|
||
<input type="text" id="searchValue" placeholder="输入筛选内容..." disabled>
|
||
</div>
|
||
<button class="btn" onclick="loadData()">刷新数据</button>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div class="data-container">
|
||
<div class="table-info">
|
||
<h2 id="tableName">请选择数据表</h2>
|
||
<div class="stats">
|
||
<span id="recordCount">记录数: 0</span>
|
||
<span id="pageInfo">第 0 页，共 0 页</span>
|
||
</div>
|
||
</div>
|
||
|
||
<div id="dataContainer">
|
||
<div class="no-data">请选择数据表以查看内容</div>
|
||
</div>
|
||
|
||
<div id="pagination" class="pagination" style="display: none;">
|
||
<button class="page-btn" onclick="changePage('prev')" id="prevBtn">上一页</button>
|
||
<span class="page-info" id="pageInfoDetail"></span>
|
||
<button class="page-btn" onclick="changePage('next')" id="nextBtn">下一页</button>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
|
||
<div id="progressSection" class="progress-container">
|
||
<h3>📊 分数分析进度</h3>
|
||
<div class="progress-bar">
|
||
<div id="progressFill" class="progress-fill" style="width: 0%;">0%</div>
|
||
</div>
|
||
<p id="progressText">等待分析开始...</p>
|
||
</div>
|
||
</div>
|
||
|
||
<script>
|
||
let currentTable = '';
|
||
let currentPage = 1;
|
||
let perPage = 50;
|
||
let totalPages = 1;
|
||
let currentData = null;
|
||
|
||
// 绑定事件
|
||
document.addEventListener('DOMContentLoaded', function() {
|
||
loadTables();
|
||
|
||
// 绑定事件
|
||
document.getElementById('tableSelect').addEventListener('change', function() {
|
||
currentTable = this.value;
|
||
currentPage = 1;
|
||
if (currentTable) {
|
||
loadTableStructure();
|
||
loadData();
|
||
}
|
||
});
|
||
|
||
// 分析缺失分数按钮事件
|
||
document.getElementById('analyzeScoresBtn').addEventListener('click', analyzeMissingScores);
|
||
});
|
||
|
||
// 分析缺失分数
|
||
async function analyzeMissingScores() {
|
||
const analyzeBtn = document.getElementById('analyzeScoresBtn');
|
||
const progressSection = document.getElementById('progressSection');
|
||
const progressFill = document.getElementById('progressFill');
|
||
const progressText = document.getElementById('progressText');
|
||
|
||
try {
|
||
// 禁用按钮
|
||
analyzeBtn.disabled = true;
|
||
analyzeBtn.textContent = '分析中...';
|
||
|
||
// 显示进度条
|
||
progressSection.style.display = 'block';
|
||
progressFill.style.width = '0%';
|
||
progressFill.textContent = '0%';
|
||
progressText.textContent = '正在启动分析任务...';
|
||
|
||
// 启动分析任务
|
||
const response = await fetch('/api/analyze_missing_scores');
|
||
const data = await response.json();
|
||
|
||
if (data.task_id) {
|
||
// 定期查询任务状态
|
||
const interval = setInterval(async () => {
|
||
try {
|
||
const statusResponse = await fetch(`/api/update_task_status/${data.task_id}`);
|
||
const statusData = await statusResponse.json();
|
||
|
||
// 更新进度
|
||
progressFill.style.width = `${statusData.progress}%`;
|
||
progressFill.textContent = `${statusData.progress}%`;
|
||
|
||
if (statusData.status === 'running') {
|
||
progressText.textContent = `正在分析: ${statusData.completed}/${statusData.total} 个产品`;
|
||
} else if (statusData.status === 'completed') {
|
||
progressText.textContent = '🎉 所有缺失分数分析完成！';
|
||
clearInterval(interval);
|
||
analyzeBtn.disabled = false;
|
||
analyzeBtn.textContent = '📊 分析缺失分数';
|
||
|
||
// 如果当前正在查看product_analysis表，自动刷新
|
||
if (currentTable === 'product_analysis') {
|
||
loadData();
|
||
}
|
||
} else if (statusData.status === 'failed') {
|
||
progressText.textContent = `❌ 分析失败: ${statusData.error}`;
|
||
clearInterval(interval);
|
||
analyzeBtn.disabled = false;
|
||
analyzeBtn.textContent = '📊 分析缺失分数';
|
||
}
|
||
} catch (error) {
|
||
console.error('查询任务状态失败:', error);
|
||
progressText.textContent = '查询任务状态失败';
|
||
}
|
||
}, 2000);
|
||
}
|
||
} catch (error) {
|
||
console.error('启动分析任务失败:', error);
|
||
progressText.textContent = `启动分析失败: ${error.message}`;
|
||
analyzeBtn.disabled = false;
|
||
analyzeBtn.textContent = '📊 分析缺失分数';
|
||
}
|
||
}
|
||
|
||
document.getElementById('searchField').addEventListener('change', loadData);
|
||
document.getElementById('searchValue').addEventListener('input', debounce(loadData, 500));
|
||
|
||
// 防抖函数
|
||
function debounce(func, wait) {
|
||
let timeout;
|
||
return function executedFunction(...args) {
|
||
const later = () => {
|
||
clearTimeout(timeout);
|
||
func(...args);
|
||
};
|
||
clearTimeout(timeout);
|
||
timeout = setTimeout(later, wait);
|
||
};
|
||
}
|
||
|
||
// 加载表列表
|
||
async function loadTables() {
|
||
try {
|
||
const response = await fetch('/api/tables');
|
||
const data = await response.json();
|
||
const select = document.getElementById('tableSelect');
|
||
select.innerHTML = '<option value="">选择数据表...</option>';
|
||
|
||
data.tables.forEach(table => {
|
||
const option = document.createElement('option');
|
||
option.value = table;
|
||
option.textContent = table;
|
||
select.appendChild(option);
|
||
});
|
||
} catch (error) {
|
||
console.error('加载表列表失败:', error);
|
||
showError('加载表列表失败: ' + error.message);
|
||
}
|
||
}
|
||
|
||
// 加载表结构
|
||
async function loadTableStructure() {
|
||
if (!currentTable) return;
|
||
|
||
try {
|
||
const response = await fetch(`/api/table/${currentTable}/structure`);
|
||
const data = await response.json();
|
||
const searchField = document.getElementById('searchField');
|
||
|
||
searchField.innerHTML = '<option value="">所有文本字段</option>';
|
||
data.structure.forEach(field => {
|
||
const option = document.createElement('option');
|
||
option.value = field.name;
|
||
option.textContent = field.name;
|
||
searchField.appendChild(option);
|
||
});
|
||
|
||
searchField.disabled = false;
|
||
document.getElementById('searchValue').disabled = false;
|
||
} catch (error) {
|
||
console.error('加载表结构失败:', error);
|
||
}
|
||
}
|
||
|
||
// 加载数据
|
||
async function loadData() {
|
||
if (!currentTable) return;
|
||
|
||
const container = document.getElementById('dataContainer');
|
||
container.innerHTML = '<div class="loading">📊 数据加载中...</div>';
|
||
|
||
const searchFieldSelect = document.getElementById('searchField');
|
||
const searchValue = document.getElementById('searchValue').value;
|
||
|
||
try {
|
||
let url = `/api/table/${currentTable}/data?page=${currentPage}&per_page=${perPage}`;
|
||
if (searchValue) {
|
||
// 获取所有选中的字段
|
||
const selectedFields = Array.from(searchFieldSelect.selectedOptions)
|
||
.map(option => option.value)
|
||
.filter(value => value !== '');
|
||
|
||
if (selectedFields.length > 0) {
|
||
// 如果选择了特定字段，传递所有选中的字段
|
||
selectedFields.forEach(field => {
|
||
url += `&search_field=${encodeURIComponent(field)}`;
|
||
});
|
||
} else {
|
||
// 否则使用"all"表示所有文本字段
|
||
url += '&search_field=all';
|
||
}
|
||
url += `&search_value=${encodeURIComponent(searchValue)}`;
|
||
}
|
||
|
||
const response = await fetch(url);
|
||
currentData = await response.json();
|
||
|
||
displayData(currentData);
|
||
updatePagination();
|
||
|
||
} catch (error) {
|
||
console.error('加载数据失败:', error);
|
||
showError('加载数据失败: ' + error.message);
|
||
}
|
||
}
|
||
|
||
// 显示数据
|
||
function displayData(data) {
|
||
const container = document.getElementById('dataContainer');
|
||
|
||
if (!data.rows || data.rows.length === 0) {
|
||
container.innerHTML = '<div class="no-data">📭 没有找到数据</div>';
|
||
return;
|
||
}
|
||
|
||
let html = '<div class="table-wrapper"><table><thead><tr>';
|
||
|
||
// 表头
|
||
data.columns.forEach(col => {
|
||
html += `<th>${col}</th>`;
|
||
});
|
||
html += '</tr></thead><tbody>';
|
||
|
||
// 数据行
|
||
data.rows.forEach(row => {
|
||
html += '<tr>';
|
||
row.forEach((cell, index) => {
|
||
const colName = data.columns[index];
|
||
if (cell.type === 'multiline') {
|
||
html += `<td><div class="multiline-cell">${escapeHtml(cell.value)}</div></td>`;
|
||
} else if (cell.type === 'empty') {
|
||
html += '<td><div class="empty-cell">空</div></td>';
|
||
} else if (colName === 'product_link' && cell.value) {
|
||
// 渲染为链接
|
||
html += `<td><div class="normal-cell"><a href="${escapeHtml(cell.value)}" target="_blank" rel="noopener noreferrer">${escapeHtml(cell.value)}</a></div></td>`;
|
||
} else {
|
||
html += `<td><div class="normal-cell">${escapeHtml(cell.value)}</div></td>`;
|
||
}
|
||
});
|
||
html += '</tr>';
|
||
});
|
||
|
||
html += '</tbody></table></div>';
|
||
container.innerHTML = html;
|
||
|
||
// 更新统计信息
|
||
document.getElementById('tableName').textContent = `📋 ${currentTable}`;
|
||
document.getElementById('recordCount').textContent = `记录数: ${data.total_count}`;
|
||
document.getElementById('pageInfo').textContent = `第 ${currentPage} 页，共 ${data.total_pages} 页`;
|
||
}
|
||
|
||
// 更新分页
|
||
function updatePagination() {
|
||
if (!currentData) return;
|
||
|
||
totalPages = currentData.total_pages;
|
||
const pagination = document.getElementById('pagination');
|
||
const prevBtn = document.getElementById('prevBtn');
|
||
const nextBtn = document.getElementById('nextBtn');
|
||
const pageInfo = document.getElementById('pageInfoDetail');
|
||
|
||
if (totalPages <= 1) {
|
||
pagination.style.display = 'none';
|
||
return;
|
||
}
|
||
|
||
pagination.style.display = 'flex';
|
||
|
||
prevBtn.disabled = currentPage <= 1;
|
||
nextBtn.disabled = currentPage >= totalPages;
|
||
|
||
pageInfo.textContent = `${currentPage} / ${totalPages}`;
|
||
}
|
||
|
||
// 翻页
|
||
function changePage(direction) {
|
||
if (direction === 'prev' && currentPage > 1) {
|
||
currentPage--;
|
||
loadData();
|
||
} else if (direction === 'next' && currentPage < totalPages) {
|
||
currentPage++;
|
||
loadData();
|
||
}
|
||
}
|
||
|
||
// HTML转义
|
||
function escapeHtml(text) {
|
||
const div = document.createElement('div');
|
||
div.textContent = text;
|
||
return div.innerHTML;
|
||
}
|
||
|
||
// 显示错误
|
||
function showError(message) {
|
||
const container = document.getElementById('dataContainer');
|
||
container.innerHTML = `<div class="error">❌ ${message}</div>`;
|
||
}
|
||
</script>
|
||
</body>
|
||
</html>'''
|
||
|
||
with open(os.path.join(template_dir, 'index.html'), 'w', encoding='utf-8') as f:
|
||
f.write(html_content)
|
||
|
||
logger.info("HTML模板创建完成")
|
||
|
||
if __name__ == '__main__':
|
||
logger.info("启动Web SQLite查看器")
|
||
|
||
# 创建HTML模板
|
||
create_html_template()
|
||
|
||
# 检查数据库文件
|
||
if not os.path.exists(DB_PATH):
|
||
logger.warning(f"数据库文件不存在: {DB_PATH}")
|
||
logger.info("将创建一个空的数据库用于演示")
|
||
|
||
# 创建示例数据库
|
||
conn = sqlite3.connect(DB_PATH)
|
||
cursor = conn.cursor()
|
||
|
||
# 创建示例表
|
||
cursor.execute('''
|
||
CREATE TABLE IF NOT EXISTS products (
|
||
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
||
name TEXT NOT NULL,
|
||
description TEXT,
|
||
features TEXT,
|
||
price REAL,
|
||
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
|
||
)
|
||
''')
|
||
|
||
# 创建product_analysis表
|
||
cursor.execute('''
|
||
CREATE TABLE IF NOT EXISTS product_analysis (
|
||
id INTEGER PRIMARY KEY AUTOINCREMENT,
|
||
product_id INTEGER,
|
||
analysis TEXT,
|
||
difficulty_score REAL,
|
||
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
|
||
FOREIGN KEY (product_id) REFERENCES products(id)
|
||
)
|
||
''')
|
||
|
||
# 插入示例数据
|
||
sample_data = [
|
||
('产品A', '这是一个非常优秀的产品\n具有多种实用功能\n用户反馈很好', '高性能\n易用性\n稳定性', 99.99),
|
||
('产品B', '创新设计\n简洁界面\n强大功能', '创新\n美观\n实用', 149.99),
|
||
('产品C', '专业级解决方案\n适用于企业环境\n支持大规模部署', '企业级\n可扩展\n安全', 299.99)
|
||
]
|
||
|
||
cursor.executemany('INSERT INTO products (name, description, features, price) VALUES (?, ?, ?, ?)', sample_data)
|
||
|
||
# 插入一些分析数据
|
||
cursor.execute('INSERT INTO product_analysis (product_id, analysis, difficulty_score) VALUES (1, "产品分析示例", 75)')
|
||
cursor.execute('INSERT INTO product_analysis (product_id, analysis) VALUES (2, "产品分析示例，无分数")')
|
||
|
||
conn.commit()
|
||
conn.close()
|
||
|
||
logger.info("示例数据库创建完成")
|
||
|
||
logger.info(f"Web服务器启动，访问地址: http://localhost:5000")
|
||
logger.info("按 Ctrl+C 停止服务器")
|
||
|
||
app.run(debug=True, host='0.0.0.0', port=5000) |