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go-zero/tools/goctl/rpc/gen/genlogic.go

92 lines
2.4 KiB
Go

package gen
import (
"fmt"
"path/filepath"
"strings"
"github.com/tal-tech/go-zero/core/collection"
"github.com/tal-tech/go-zero/tools/goctl/rpc/parser"
"github.com/tal-tech/go-zero/tools/goctl/util"
)
const (
logicTemplate = `package logic
import (
"context"
{{.imports}}
"github.com/tal-tech/go-zero/core/logx"
)
type {{.logicName}} struct {
ctx context.Context
logx.Logger
}
func New{{.logicName}}(ctx context.Context,svcCtx *svc.ServiceContext) *{{.logicName}} {
return &{{.logicName}}{
ctx: ctx,
Logger: logx.WithContext(ctx),
}
}
{{.functions}}
`
logicFunctionTemplate = `{{if .hasComment}}{{.comment}}{{end}}
func (l *{{.logicName}}) {{.method}} (in *{{.package}}.{{.request}}) (*{{.package}}.{{.response}}, error) {
// todo: add your logic here and delete this line
return &{{.package}}.{{.response}}{}, nil
}
`
)
func (g *defaultRpcGenerator) genLogic() error {
logicPath := g.dirM[dirLogic]
protoPkg := g.ast.Package
service := g.ast.Service
for _, item := range service {
for _, method := range item.Funcs {
logicName := fmt.Sprintf("%slogic.go", method.Name.Lower())
filename := filepath.Join(logicPath, logicName)
functions, err := genLogicFunction(protoPkg, method)
if err != nil {
return err
}
imports := collection.NewSet()
pbImport := fmt.Sprintf(`%v "%v"`, protoPkg, g.mustGetPackage(dirPb))
svcImport := fmt.Sprintf(`"%v"`, g.mustGetPackage(dirSvc))
imports.AddStr(pbImport, svcImport)
err = util.With("logic").GoFmt(true).Parse(logicTemplate).SaveTo(map[string]interface{}{
"logicName": fmt.Sprintf("%sLogic", method.Name.Title()),
"functions": functions,
"imports": strings.Join(imports.KeysStr(), "\n"),
}, filename, false)
if err != nil {
return err
}
}
}
return nil
}
func genLogicFunction(packageName string, method *parser.Func) (string, error) {
var functions = make([]string, 0)
buffer, err := util.With("fun").Parse(logicFunctionTemplate).Execute(map[string]interface{}{
"logicName": fmt.Sprintf("%sLogic", method.Name.Title()),
"method": method.Name.Title(),
"package": packageName,
"request": method.InType,
"response": method.OutType,
"hasComment": len(method.Document) > 0,
"comment": strings.Join(method.Document, "\n"),
})
if err != nil {
return "", err
}
functions = append(functions, buffer.String())
return strings.Join(functions, "\n"), nil
}