projectx/internal/db/sqlc/query_customer.go
2025-03-21 11:05:42 +08:00

126 lines
3.1 KiB
Go

package db
import "context"
type ListCustomerConditionParam struct {
TimeBegin string
TimeEnd string
IsTitle bool
Title string
Status int16
Category int32
Source int32
PageID int32
PageSize int32
}
type CustomerView struct {
Customer
// 字符串ID
SID string `json:"sid"`
// 类别
CategoryName string `json:"category_name"`
// 来源
SourceName string `json:"source_name"`
CreatedName string `json:"created_name"`
UpdatedName string `json:"updated_name"`
}
func (store *SQLStore) ListCustomerCondition(ctx context.Context, arg *ListCustomerConditionParam) ([]*CustomerView, int64, error) {
query, args, err := BuildQuery(`
SELECT COUNT(1)
FROM customers
WHERE created_at BETWEEN @start AND @end
{{if ne .status 9999}}AND status = @status{{end}}
{{if ne .category 9999}}AND category = @category{{end}}
{{if ne .source 9999}}AND source = @source{{end}}
{{if .isTitle}}AND name LIKE @title{{end}};
`, map[string]interface{}{
"start": arg.TimeBegin,
"end": arg.TimeEnd,
"status": arg.Status,
"category": arg.Category,
"source": arg.Source,
"isTitle": arg.IsTitle,
"title": arg.Title,
})
if err != nil {
return nil, 0, err
}
var total int64
if err := store.db.QueryRow(ctx, query, args...).Scan(&total); err != nil {
return nil, 0, err
}
if total <= 0 {
return nil, 0, nil
}
query, args, err = BuildQuery(`
SELECT id, name,
category, COALESCE((SELECT name FROM categories WHERE id = customers.category), '') as category_name,
source, COALESCE((SELECT name FROM categories WHERE id = customers.source), '') as source_name,
address, contact_name, contact_phone, status, sort, created_at, updated_at,
created_by, COALESCE((SELECT username FROM sys_user WHERE id = customers.created_by), '') as created_name,
updated_by, COALESCE((SELECT username FROM sys_user WHERE id = customers.updated_by), '') as updated_name
FROM customers
WHERE created_at BETWEEN @start AND @end
{{if ne .status 9999}}AND status = @status{{end}}
{{if ne .category 9999}}AND category = @category{{end}}
{{if ne .source 9999}}AND source = @source{{end}}
{{if .isTitle}}AND name LIKE @title{{end}}
ORDER BY id DESC
LIMIT @limit OFFSET @offset;
`, map[string]interface{}{
"start": arg.TimeBegin,
"end": arg.TimeEnd,
"status": arg.Status,
"category": arg.Category,
"source": arg.Source,
"isTitle": arg.IsTitle,
"title": arg.Title,
"limit": arg.PageSize,
"offset": (arg.PageID - 1) * arg.PageSize,
})
if err != nil {
return nil, 0, err
}
rows, err := store.db.Query(ctx, query, args...)
if err != nil {
return nil, 0, err
}
defer rows.Close()
items := []*CustomerView{}
for rows.Next() {
var i CustomerView
if err := rows.Scan(
&i.SID,
&i.Name,
&i.Category,
&i.CategoryName,
&i.Source,
&i.SourceName,
&i.Address,
&i.ContactName,
&i.ContactPhone,
&i.Status,
&i.Sort,
&i.CreatedAt,
&i.UpdatedAt,
&i.CreatedBy,
&i.CreatedName,
&i.UpdatedBy,
&i.UpdatedName,
); err != nil {
return nil, 0, err
}
items = append(items, &i)
}
if err := rows.Err(); err != nil {
return nil, 0, err
}
return items, total, nil
}