package dicmanagement

import (
	"context"
	"fmt"

	"git.x2erp.com/qdy/go-base/ctx"
	"git.x2erp.com/qdy/go-base/logger"
	"git.x2erp.com/qdy/go-base/model/response"
	"git.x2erp.com/qdy/go-base/util"
	"git.x2erp.com/qdy/go-db/factory/database"
	"git.x2erp.com/qdy/go-svc-configure/internal/tables"
)

// GetDicTableDetail 获取数据库表字典详情（主表+子表）
func GetDicTableDetail(tableID string, ctx context.Context, dbFactory *database.DBFactory, reqCtx *ctx.RequestContext) *response.QueryResult[DicTableDetail] {
	logger.Debug(fmt.Sprintf("GetDicTableDetail-开始获取数据库表字典详情: %s", tableID))

	// 参数验证
	if tableID == "" {
		logger.ErrorC(reqCtx, "表ID不能为空")
		return util.CreateErrorResult[DicTableDetail]("表ID不能为空", reqCtx)
	}

	// 获取数据库连接
	db := dbFactory.GetDB()

	// 查询主表信息
	var table tables.DicTableDB
	query := `
		SELECT id, table_id, table_type, table_name, description, creator, created_at, updated_at, deleted_at
		FROM dic_table
		WHERE table_id = ? AND deleted_at IS NULL
	`
	err := db.GetContext(ctx, &table, query, tableID)
	if err != nil {
		logger.ErrorC(reqCtx, fmt.Sprintf("查询数据库表字典主表失败: %v", err))
		return util.CreateErrorResult[DicTableDetail](fmt.Sprintf("查询数据库表字典主表失败: %v", err), reqCtx)
	}

	// 查询子表信息（字段列表）
	var fields []tables.DicTableFieldDB
	fieldQuery := `
		SELECT id, field_id, table_id, filed_type, data_type, field_name, field_name_cn, description, creator, created_at, updated_at, deleted_at
		FROM dic_table_field
		WHERE table_id = ? AND deleted_at IS NULL
		ORDER BY created_at
	`
	err = db.SelectContext(ctx, &fields, fieldQuery, tableID)
	if err != nil {
		logger.ErrorC(reqCtx, fmt.Sprintf("查询数据库表字段字典失败: %v", err))
		return util.CreateErrorResult[DicTableDetail](fmt.Sprintf("查询数据库表字段字典失败: %v", err), reqCtx)
	}

	logger.Debug(fmt.Sprintf("获取到数据库表字典详情: %s, 包含 %d 个字段", tableID, len(fields)))

	// 构建返回结果
	detail := DicTableDetail{
		Table:  table,
		Fields: fields,
	}

	return util.CreateSuccessResultData[DicTableDetail](detail, reqCtx)
}