-- 支付配置诊断SQL脚本
-- 用于诊断"Value must not be null!"错误

-- 1. 检查所有租户的支付配置完整性
SELECT 
    tenant_id,
    name,
    type,
    mch_id,
    app_id,
    merchant_serial_number,
    api_key,
    apiclient_key,
    apiclient_cert,
    pub_key,
    pub_key_id,
    status,
    -- 配置完整性检查
    CASE 
        WHEN mch_id IS NULL OR mch_id = '' THEN '❌ 商户号缺失'
        WHEN app_id IS NULL OR app_id = '' THEN '❌ 应用ID缺失'
        WHEN merchant_serial_number IS NULL OR merchant_serial_number = '' THEN '❌ 证书序列号缺失'
        WHEN api_key IS NULL OR api_key = '' THEN '❌ API密钥缺失'
        WHEN LENGTH(api_key) != 32 THEN '❌ API密钥长度错误'
        ELSE '✅ 基础配置完整'
    END AS basic_config_status,
    -- 证书配置模式检查
    CASE 
        WHEN pub_key IS NOT NULL AND pub_key != '' AND pub_key_id IS NOT NULL AND pub_key_id != '' 
        THEN '🔑 公钥模式'
        WHEN apiclient_key IS NOT NULL AND apiclient_key != '' AND apiclient_cert IS NOT NULL AND apiclient_cert != ''
        THEN '📜 证书模式'
        ELSE '⚠️ 自动证书模式'
    END AS cert_mode,
    -- 状态检查
    CASE 
        WHEN status = 1 THEN '✅ 已启用'
        ELSE '❌ 未启用'
    END AS status_check
FROM sys_payment 
WHERE type = 0  -- 微信支付
ORDER BY tenant_id;

-- 2. 检查特定租户的详细配置（请替换为实际的租户ID）
-- 如果您知道具体的租户ID，请取消注释并修改下面的查询
/*
SELECT 
    '=== 租户配置详情 ===' as section,
    tenant_id,
    name,
    mch_id as '商户号',
    app_id as '应用ID',
    merchant_serial_number as '证书序列号',
    CASE 
        WHEN api_key IS NOT NULL AND api_key != '' 
        THEN CONCAT('已配置(长度:', LENGTH(api_key), ')')
        ELSE '未配置'
    END as 'API密钥状态',
    apiclient_key as '私钥文件',
    apiclient_cert as '证书文件',
    pub_key as '公钥文件',
    pub_key_id as '公钥ID',
    status as '状态'
FROM sys_payment 
WHERE tenant_id = 10547 AND type = 0;  -- 请替换为实际的租户ID
*/

-- 3. 查找可能导致"Value must not be null!"的问题
SELECT 
    '=== 潜在问题检查 ===' as section,
    tenant_id,
    CASE 
        WHEN mch_id IS NULL THEN '商户号为NULL'
        WHEN mch_id = '' THEN '商户号为空字符串'
        ELSE NULL
    END as mch_id_issue,
    CASE 
        WHEN app_id IS NULL THEN '应用ID为NULL'
        WHEN app_id = '' THEN '应用ID为空字符串'
        ELSE NULL
    END as app_id_issue,
    CASE 
        WHEN merchant_serial_number IS NULL THEN '证书序列号为NULL'
        WHEN merchant_serial_number = '' THEN '证书序列号为空字符串'
        ELSE NULL
    END as serial_number_issue,
    CASE 
        WHEN api_key IS NULL THEN 'API密钥为NULL'
        WHEN api_key = '' THEN 'API密钥为空字符串'
        WHEN LENGTH(api_key) != 32 THEN CONCAT('API密钥长度错误(', LENGTH(api_key), ')')
        ELSE NULL
    END as api_key_issue
FROM sys_payment 
WHERE type = 0
HAVING mch_id_issue IS NOT NULL 
    OR app_id_issue IS NOT NULL 
    OR serial_number_issue IS NOT NULL 
    OR api_key_issue IS NOT NULL;

-- 4. 生成修复建议
SELECT 
    '=== 修复建议 ===' as section,
    tenant_id,
    CONCAT(
        '-- 租户 ', tenant_id, ' 的修复SQL:\n',
        'UPDATE sys_payment SET \n',
        CASE WHEN mch_id IS NULL OR mch_id = '' THEN '  mch_id = ''YOUR_MERCHANT_ID'',\n' ELSE '' END,
        CASE WHEN app_id IS NULL OR app_id = '' THEN '  app_id = ''YOUR_APP_ID'',\n' ELSE '' END,
        CASE WHEN merchant_serial_number IS NULL OR merchant_serial_number = '' THEN '  merchant_serial_number = ''YOUR_SERIAL_NUMBER'',\n' ELSE '' END,
        CASE WHEN api_key IS NULL OR api_key = '' THEN '  api_key = ''YOUR_32_CHAR_API_KEY'',\n' ELSE '' END,
        '  status = 1\n',
        'WHERE tenant_id = ', tenant_id, ' AND type = 0;\n'
    ) as fix_sql
FROM sys_payment 
WHERE type = 0 
  AND (mch_id IS NULL OR mch_id = '' 
       OR app_id IS NULL OR app_id = '' 
       OR merchant_serial_number IS NULL OR merchant_serial_number = '' 
       OR api_key IS NULL OR api_key = '');

-- 5. 检查证书文件路径配置
SELECT 
    '=== 证书文件路径检查 ===' as section,
    tenant_id,
    apiclient_key as '私钥文件路径',
    apiclient_cert as '证书文件路径',
    pub_key as '公钥文件路径',
    CASE 
        WHEN apiclient_key IS NOT NULL AND apiclient_key != '' 
        THEN '✅ 私钥路径已配置'
        ELSE '❌ 私钥路径未配置'
    END as private_key_status,
    CASE 
        WHEN pub_key IS NOT NULL AND pub_key != '' 
        THEN '✅ 公钥路径已配置'
        ELSE '⚠️ 公钥路径未配置(将使用自动证书)'
    END as public_key_status
FROM sys_payment 
WHERE type = 0
ORDER BY tenant_id;