-- 工单显示问题完整诊断脚本
-- 执行时间: 2026-01-09

-- ============================================
-- 1. 检查数据库中是否有工单数据
-- ============================================
SELECT '1. 检查工单数据' AS step;
SELECT 
    COUNT(*) AS total_workorders,
    COUNT(CASE WHEN order_id IS NULL THEN 1 END) AS unlinked_workorders,
    COUNT(CASE WHEN order_id IS NOT NULL THEN 1 END) AS linked_workorders
FROM test_work_order;

-- ============================================
-- 2. 查看最近的工单数据（应该显示在列表中的）
-- ============================================
SELECT '2. 最近的未关联工单（应该显示）' AS step;
SELECT 
    id,
    batch_id,
    batch_name,
    name,
    test_eut_id,
    order_id,
    create_time
FROM test_work_order
WHERE order_id IS NULL
ORDER BY id DESC
LIMIT 10;

-- ============================================
-- 3. 检查 name 字段长度是否已修复
-- ============================================
SELECT '3. 检查 name 字段定义' AS step;
SELECT 
    COLUMN_NAME,
    COLUMN_TYPE,
    CHARACTER_MAXIMUM_LENGTH,
    IS_NULLABLE,
    COLUMN_COMMENT
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_SCHEMA = DATABASE()
  AND TABLE_NAME = 'test_work_order'
  AND COLUMN_NAME = 'name';

-- ============================================
-- 4. 检查 batch_id 字段类型是否正确
-- ============================================
SELECT '4. 检查 batch_id 字段定义' AS step;
SELECT 
    COLUMN_NAME,
    COLUMN_TYPE,
    IS_NULLABLE,
    COLUMN_COMMENT
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_SCHEMA = DATABASE()
  AND TABLE_NAME = 'test_work_order'
  AND COLUMN_NAME = 'batch_id';

-- ============================================
-- 5. 模拟后端查询（完整的 LEFT JOIN）
-- ============================================
SELECT '5. 模拟后端查询' AS step;
SELECT 
    tw.id,
    tw.batch_id,
    tw.batch_name,
    tw.name,
    tw.test_eut_id,
    tw.test_category_id,
    tw.test_step,
    tw.test_status,
    tw.order_id,
    eut.sn AS test_eut_name,
    category.name AS test_category_name,
    creator_user.nick_name AS creator_name
FROM test_work_order tw
LEFT JOIN test_eut eut ON tw.test_eut_id = eut.id
LEFT JOIN test_category category ON tw.test_category_id = category.id
LEFT JOIN sys_user creator_user ON tw.creator = creator_user.user_id
WHERE tw.order_id IS NULL
ORDER BY tw.id DESC
LIMIT 5;

-- ============================================
-- 6. 检查是否有孤立的工单（关联的数据不存在）
-- ============================================
SELECT '6. 检查孤立工单' AS step;
SELECT 
    tw.id,
    tw.name,
    tw.test_eut_id,
    CASE WHEN eut.id IS NULL THEN 'EUT不存在' ELSE 'EUT存在' END AS eut_status,
    tw.test_category_id,
    CASE WHEN category.id IS NULL THEN '类别不存在' ELSE '类别存在' END AS category_status,
    tw.creator,
    CASE WHEN creator_user.user_id IS NULL THEN '创建人不存在' ELSE '创建人存在' END AS creator_status
FROM test_work_order tw
LEFT JOIN test_eut eut ON tw.test_eut_id = eut.id
LEFT JOIN test_category category ON tw.test_category_id = category.id
LEFT JOIN sys_user creator_user ON tw.creator = creator_user.user_id
WHERE tw.order_id IS NULL
ORDER BY tw.id DESC
LIMIT 5;

-- ============================================
-- 7. 检查表结构完整性
-- ============================================
SELECT '7. 检查表结构' AS step;
SELECT 
    COLUMN_NAME,
    COLUMN_TYPE,
    IS_NULLABLE,
    COLUMN_DEFAULT,
    COLUMN_COMMENT
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_SCHEMA = DATABASE()
  AND TABLE_NAME = 'test_work_order'
ORDER BY ORDINAL_POSITION;