Merge pull request #3 from shogo82148/minimum-implementation-of-http-api

implement minimum http api

provider/github-app-token/cmd/bootstrap/main.go

@@ -1,5 +1,14 @@
 package main
 
+import (
+	"net/http"
+
+	githubapptoken "github.com/shogo82148/actions-github-app-token/provider/github-app-token"
+	"github.com/shogo82148/ridgenative"
+)
+
 func main() {
-	// TODO: implement me!
+	h := githubapptoken.NewHandler()
+	http.Handle("/", h)
+	ridgenative.ListenAndServe(":8080", nil)
 }

provider/github-app-token/github-app-token.go

@@ -0,0 +1,99 @@
+package githubapptoken
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"strconv"
+)
+
+type Handler struct{}
+
+func NewHandler() *Handler {
+	return &Handler{}
+}
+
+type requestBody struct {
+	GitHubToken string `json:"github_token"`
+}
+
+type responseBody struct {
+	Message string `json:"message,omitempty"`
+	Warning string `json:"warning,omitempty"`
+}
+
+type errorResponseBody struct {
+	Message string `json:"message"`
+}
+
+type validationError struct {
+	message string
+}
+
+func (err *validationError) Error() string {
+	return err.message
+}
+
+func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
+
+	data, err := io.ReadAll(r.Body)
+	if err != nil {
+		h.handleError(w, r, fmt.Errorf("failed to read the request body: %w", err))
+		return
+	}
+	var payload *requestBody
+	if err := json.Unmarshal(data, &payload); err != nil {
+		h.handleError(w, r, &validationError{
+			message: fmt.Sprintf("failed to unmarshal the request body: %v", err),
+		})
+		return
+	}
+
+	resp, err := h.handle(ctx, payload)
+	if err != nil {
+		h.handleError(w, r, err)
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	if err := json.NewEncoder(w).Encode(resp); err != nil {
+		log.Printf("failed to write the response: %v", err)
+	}
+}
+
+func (h *Handler) handle(ctx context.Context, req *requestBody) (*responseBody, error) {
+	return &responseBody{}, nil
+}
+
+func (h *Handler) handleError(w http.ResponseWriter, r *http.Request, err error) {
+	log.Println(err)
+	status := http.StatusInternalServerError
+	var body *errorResponseBody
+
+	var validation *validationError
+	if errors.As(err, &validation) {
+		status = http.StatusBadRequest
+		body = &errorResponseBody{
+			Message: validation.message,
+		}
+	}
+
+	if body == nil {
+		body = &errorResponseBody{
+			Message: "Internal Server Error",
+		}
+	}
+	data, err := json.Marshal(body)
+	if err != nil {
+		panic(err)
+	}
+	w.Header().Set("Content-Type", "application/json")
+	w.Header().Set("Content-Length", strconv.Itoa(len(data)))
+	w.WriteHeader(status)
+	w.Write(data)
+}

provider/github-app-token/go.mod

@@ -1,3 +1,7 @@
 module github.com/shogo82148/actions-github-app-token/provider/github-app-token
 
 go 1.17
+
+require github.com/shogo82148/ridgenative v1.1.1
+
+require github.com/aws/aws-lambda-go v1.26.0 // indirect

provider/github-app-token/go.sum

@@ -0,0 +1,24 @@
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/aws/aws-lambda-go v1.19.1/go.mod h1:jJmlefzPfGnckuHdXX7/80O3BvUUi12XOkbv4w9SGLU=
+github.com/aws/aws-lambda-go v1.26.0 h1:6ujqBpYF7tdZcBvPIccs98SpeGfrt/UOVEiexfNIdHA=
+github.com/aws/aws-lambda-go v1.26.0/go.mod h1:jJmlefzPfGnckuHdXX7/80O3BvUUi12XOkbv4w9SGLU=
+github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
+github.com/cpuguy83/go-md2man/v2 v2.0.0/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/shogo82148/ridgenative v1.1.1 h1:Y52XH1YHOwoK/7/KERkLrrIL4cLIizi3fkqWxc/TVB0=
+github.com/shogo82148/ridgenative v1.1.1/go.mod h1:m2Z35nMJAmNkC39D6nBIP9ocVdnD399loEeZwXOhPl8=
+github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/urfave/cli/v2 v2.2.0/go.mod h1:SE9GqnLQmjVa0iPEY0f1w3ygNIYcIJ0OKPMoW2caLfQ=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776 h1:tQIYjPdBoyREyB9XMu+nnTclpTYkz2zFM+lzLJFO4gQ=
+gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=