perses · Nexucis · Feb 27, 2021 · Feb 27, 2021 · Feb 27, 2021 · Feb 27, 2021
diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
@@ -9,7 +9,10 @@ jobs:
     name: lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - name: checkout
+     
10000
   uses: actions/checkout@v2
+      - name: generate files
+        run: make generate
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v2
         with:

diff --git a/.gitignore b/.gitignore
@@ -1,2 +1,4 @@
 .idea/
 bin/
+
+internal/api/impl/v1/project/endpoint.go
diff --git a/Makefile b/Makefile
@@ -16,11 +16,15 @@ fmt:
 	@echo ">> format code"
 	$(GO) fmt $(pkgs)
 
-test:
+test: generate
 	@echo ">> running all tests"
 	$(GO) test -count=1 -v $(pkgs)
 
 .PHONY: build
-build:
+build: generate
 	@echo ">> build the perses api"
 	CGO_ENABLED=0 GOARCH=${GOARCH} $(GO) build  -a -installsuffix cgo ${LDFLAGS} -o ./bin/perses ./cmd/perses
+
+.PHONY: generate
+generate:
+	$(GO) generate ./internal/api
diff --git a/internal/api/doc.go b/internal/api/doc.go
@@ -0,0 +1,4 @@
+package api
+
+// this file is just there to run the command generate
+//go:generate go run generate.go -package=project -plural=projects -kind=Project
diff --git a/internal/api/generate.go b/internal/api/generate.go
@@ -0,0 +1,93 @@
+// +build ignore
+
+package main
+
+import (
+	"bytes"
+	"flag"
+	"fmt"
+	"go/format"
+	"io/ioutil"
+	"log"
+	"os"
+	"text/template"
+)
+
+const tpl = `{{- $endpoint := . -}}
+{{- $package := $endpoint.PackageName -}}
+{{- $plural := $endpoint.Plural -}}
+{{- $kind := $endpoint.Kind -}}
+// Code generated. DO NOT EDIT
+package {{ $package }}
+
+import (
+	"github.com/labstack/echo/v4"
+	"github.com/perses/perses/internal/api/interface/v1/{{ $package }}"
+	"github.com/perses/perses/internal/api/shared"
+	v1 "github.com/perses/perses/pkg/model/api/v1"
+)
+
+type Endpoint struct {
+	toolbox shared.Toolbox
+}
+
+func NewEndpoint(service {{ $package }}.Service) *Endpoint {
+	return &Endpoint{
+		toolbox: shared.NewToolBox(service),
+	}
+}
+
+func (e *Endpoint) RegisterRoutes(g *echo.Group) {
+	projectGroup := g.Group("/{{ $plural }}")
+	projectGroup.POST("", e.Create)
+}
+
+func (e *Endpoint) Create(ctx echo.Context) error {
+	entity := &v1.{{ $kind }}{}
+	return e.toolbox.Create(ctx, entity)
+}
+`
+
+var endpointTemplate = template.Must(
+	template.New("").Parse(tpl))
+
+// endpoint is the struct that will be used to generate the template
+type endpoint struct {
+	PackageName string
+	Plural      string
+	Kind        string
+}
+
+func main() {
+	pkg := flag.String("package", "", "the name of the package that needs to be generated. It should match the name of the resource you would like to expose through http")
+	plural := flag.String("plural", "", "the plural of the resource name")
+	kind := flag.String("kind", "", "the name of the resource with the appropriate cases")
+	flag.Parse()
+
+	if len(*pkg) == 0 || len(*plural) == 0 || len(*kind) == 0 {
+		log.Fatal("unable to generate endpoint, missing parameter")
+	}
+
+	folder := fmt.Sprintf("./impl/v1/%s", *pkg)
+	if _, err := os.Stat(folder); os.IsNotExist(err) {
+		os.Mkdir(folder, 0755)
+	}
+	endpointFile := fmt.Sprintf("%s/endpoint.go", folder)
+	ept := endpoint{
+		PackageName: *pkg,
+		Plural:      *plural,
+		Kind:        *kind,
+	}
+	builder := &bytes.Buffer{}
+	if err := endpointTemplate.Execute(builder, ept); err != nil {
+		log.Fatal("Error while executing the template:", err)
+	}
+	data, err := format.Source(builder.Bytes())
+	if err != nil {
+		log.Fatal("Error while formatting generated code:", err)
+	}
+	if err := ioutil.WriteFile(endpointFile, data, 0644); err != nil {
+		log.Fatal("Error writing endpoint file:", err)
+	}
+
+}
diff --git a/internal/api/impl/v1/project/endpoint.go b/internal/api/impl/v1/project/endpoint.go