zeromicro/go-zero
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Feature bookstore update (#253)

Browse Source 
* update bookstore

* update bookstore
This commit is contained in:
songmeizi
2020-12-08 22:36:48 +08:00
committed by GitHub
parent 4d53045c6b
commit b060867009
26 changed files with 702 additions and 506 deletions
Download Patch File Download Diff File Expand all files Collapse all files

53
example/bookstore/rpc/model/bookmodel.go
View File

@@ -18,11 +18,18 @@ var (
bookRowsExpectAutoSet = strings.Join(stringx.Remove(bookFieldNames, "create_time", "update_time"), ",")
bookRowsWithPlaceHolder = strings.Join(stringx.Remove(bookFieldNames, "book", "create_time", "update_time"), "=?,") + "=?"
bookPrefix = "cache#Book#book#"
cacheBookPrefix = "cache#Book#book#"
)
type (
BookModel struct {
BookModel interface {
Insert(data Book) (sql.Result, error)
FindOne(book string) (*Book, error)
Update(data Book) error
Delete(book string) error
}
defaultBookModel struct {
sqlc.CachedConn
table string
}
@@ -33,23 +40,25 @@ type (
}
)
func NewBookModel(conn sqlx.SqlConn, c cache.CacheConf, table string) *BookModel {
return &BookModel{
func NewBookModel(conn sqlx.SqlConn, c cache.CacheConf) BookModel {
return &defaultBookModel{
CachedConn: sqlc.NewConn(conn, c),
table: table,
table: "book",
}
}
func (m *BookModel) Insert(data Book) (sql.Result, error) {
query := `insert into ` + m.table + ` (` + bookRowsExpectAutoSet + `) values (?, ?)`
return m.ExecNoCache(query, data.Book, data.Price)
func (m *defaultBookModel) Insert(data Book) (sql.Result, error) {
query := fmt.Sprintf("insert into %s (%s) values (?, ?)", m.table, bookRowsExpectAutoSet)
ret, err := m.ExecNoCache(query, data.Book, data.Price)
return ret, err
}
func (m *BookModel) FindOne(book string) (*Book, error) {
bookKey := fmt.Sprintf("%s%v", bookPrefix, book)
func (m *defaultBookModel) FindOne(book string) (*Book, error) {
bookKey := fmt.Sprintf("%s%v", cacheBookPrefix, book)
var resp Book
err := m.QueryRow(&resp, bookKey, func(conn sqlx.SqlConn, v interface{}) error {
query := `select ` + bookRows + ` from ` + m.table + ` where book = ? limit 1`
query := fmt.Sprintf("select %s from %s where book = ? limit 1", bookRows, m.table)
return conn.QueryRow(v, query, book)
})
switch err {
@@ -62,20 +71,30 @@ func (m *BookModel) FindOne(book string) (*Book, error) {
}
}
func (m *BookModel) Update(data Book) error {
bookKey := fmt.Sprintf("%s%v", bookPrefix, data.Book)
func (m *defaultBookModel) Update(data Book) error {
bookKey := fmt.Sprintf("%s%v", cacheBookPrefix, data.Book)
_, err := m.Exec(func(conn sqlx.SqlConn) (result sql.Result, err error) {
query := `update ` + m.table + ` set ` + bookRowsWithPlaceHolder + ` where book = ?`
query := fmt.Sprintf("update %s set %s where book = ?", m.table, bookRowsWithPlaceHolder)
return conn.Exec(query, data.Price, data.Book)
}, bookKey)
return err
}
func (m *BookModel) Delete(book string) error {
bookKey := fmt.Sprintf("%s%v", bookPrefix, book)
func (m *defaultBookModel) Delete(book string) error {
bookKey := fmt.Sprintf("%s%v", cacheBookPrefix, book)
_, err := m.Exec(func(conn sqlx.SqlConn) (result sql.Result, err error) {
query := `delete from ` + m.table + ` where book = ?`
query := fmt.Sprintf("delete from %s where book = ?", m.table)
return conn.Exec(query, book)
}, bookKey)
return err
}
func (m *defaultBookModel) formatPrimary(primary interface{}) string {
return fmt.Sprintf("%s%v", cacheBookPrefix, primary)
}
func (m *defaultBookModel) queryPrimary(conn sqlx.SqlConn, v, primary interface{}) error {
query := fmt.Sprintf("select %s from %s where book = ? limit 1", bookRows, m.table)
return conn.QueryRow(v, query, primary)
}

0
example/bookstore/rpc/model/vars.go Executable file → Normal file
View File