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template.go
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template.go
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package entities
import (
"bytes"
"strings"
"text/template"
)
var crudTemplate = `
{{$firstLetter := (GetFirstLetter .ServiceType)}}
{{$tableName := (GetTableName .ServiceType)}}
type {{.ServiceType}} struct {
entity.BaseEntity
}
func ({{$firstLetter}} *{{.ServiceType}}) TableName() string { return "{{$tableName}}" }
`
type serviceDesc struct {
ServiceType string // Greeter
ServiceName string // helloworld.Greeter
Metadata string // api/helloworld/helloworld.proto
Methods []*methodDesc
MethodSets map[string]*methodDesc
PackageName string
}
type methodDesc struct {
// method
Name string
OriginalName string // The parsed original name
Num int
Request string
Reply string
Comment string
Path string
Method string
HasVars bool
HasBody bool
Body string
ResponseBody string
PackageName string
}
func (s *serviceDesc) execute() string {
s.MethodSets = make(map[string]*methodDesc)
for _, m := range s.Methods {
s.MethodSets[m.Name] = m
}
buf := new(bytes.Buffer)
tmpl, err := template.New("crud").Funcs(template.FuncMap{
"IsHasPackagePrefix": IsHasPackagePrefix,
"GetFirstLetter": GetFirstLetter,
"GetTableName": GetTableName,
}).Parse(strings.TrimSpace(crudTemplate))
if err != nil {
panic(err)
}
if err := tmpl.Execute(buf, s); err != nil {
panic(err)
}
return strings.Trim(buf.String(), "\r\n")
}
func IsHasPackagePrefix(s string) bool {
return strings.Contains(s, ".")
}
func GetFirstLetter(s string) string {
return strings.ToLower(s[0:1])
}
func GetTableName(s string) string {
return strings.ToLower(s[0:1]) + s[1:] + "s"
}