Automatic generated http request client file

cmd/gen_spec.go

@@ -0,0 +1,161 @@
+// MIT License
+
+// Copyright (c) The RAI Authors
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+package cmd
+
+import (
+	"bytes"
+	"encoding/json"
+	"io"
+	"log"
+	"net/http"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+	"unicode"
+
+	"github.com/spf13/cobra"
+)
+
+type spec struct {
+	Name   string                  `json:"name"`
+	Path   string                  `json:"path"`
+	Method string                  `json:"method"`
+	Header *map[string]interface{} `json:"header,omitempty"`
+	Params *map[string]interface{} `json:"params,omitempty"`
+	Query  *map[string]interface{} `json:"query,omitempty"`
+	Body   *map[string]interface{} `json:"body,omitempty"`
+}
+
+var (
+	genCmd = &cobra.Command{
+		Use:   "gen [command]",
+		Short: "Generate some files.",
+		Long:  ``,
+	}
+
+	// genTestCmd
+	genSpecCmd = &cobra.Command{
+		Use:   "spec",
+		Short: "generate spec.json file",
+		Long:  ``,
+		Args:  cobra.NoArgs,
+		Run:   genSpec,
+	}
+)
+
+func init() {
+	genSpecCmd.Flags().StringP("destination", "d", "./tests/spec.json", "Output file; defaults to `./tests/spec.json`.")
+	genCmd.AddCommand(genSpecCmd)
+	rootCmd.AddCommand(genCmd)
+}
+
+func genSpec(cmd *cobra.Command, args []string) {
+	var out bytes.Buffer
+	routeCmd := exec.Command("go", "run", "main.go", "route", "list", "-j")
+	routeCmd.Stdout = &out
+	routeCmd.Stderr = os.Stderr
+	if err := routeCmd.Run(); err != nil {
+		log.Fatalf("Failed to execute route list command: %v", err)
+	}
+	var routeList []struct {
+		Method string `json:"method"`
+		Name   string `json:"name"`
+		Path   string `json:"path"`
+	}
+	err := json.Unmarshal(out.Bytes(), &routeList)
+	if err != nil {
+		log.Fatalf("Failed to unmarshal route list: %v", err)
+	}
+
+	var specMap = make(map[string]map[string]spec)
+	for _, r := range routeList {
+		if strings.Contains(r.Name, "glob..func1") {
+			continue
+		}
+
+		names := strings.SplitN(r.Name, ".", 2)
+		names = strings.Split(names[1], ".")
+
+		if len(names) != 2 {
+			continue
+		}
+
+		if unicode.IsLower([]rune(names[1])[0]) {
+			continue
+		}
+
+		name := strings.TrimSuffix(names[1], "-fm")
+
+		var s = spec{
+			Name:   name,
+			Path:   r.Path,
+			Method: r.Method,
+			Header: &map[string]interface{}{},
+			Params: &map[string]interface{}{},
+			Query:  &map[string]interface{}{},
+		}
+		if s.Method == http.MethodGet || s.Method == http.MethodDelete {
+			s.Body = nil
+		} else {
+			s.Body = &map[string]interface{}{}
+		}
+
+		if _, ok := specMap[names[0]]; ok {
+			specMap[names[0]][s.Name] = s
+		} else {
+			specMap[names[0]] = map[string]spec{
+				s.Name: s,
+			}
+		}
+	}
+
+	destination, err := cmd.Flags().GetString("destination")
+	if err != nil {
+		log.Fatalf("Failed to get destination arguments: %v", err)
+	}
+
+	var writer = os.Stdout
+	if destination != "" {
+		if err := os.MkdirAll(filepath.Dir(destination), os.ModePerm); err != nil {
+			log.Fatalf("Unable to create directory: %v", err)
+		}
+		specJSONFile, err := os.Create(destination)
+		if err != nil {
+			log.Fatalf("Failed opening destination file: %v", err)
+		}
+		defer specJSONFile.Close()
+		writer = specJSONFile
+	}
+
+	bs, err := json.MarshalIndent(specMap, "", "\t")
+	if err != nil {
+		log.Fatalf("Failed to marshal specMap: %v", err)
+	}
+
+	_, err = io.CopyBuffer(writer, bytes.NewReader(bs), nil)
+	if err != nil {
+		log.Fatalf("Failed to write specJSONFile: %v", err)
+	}
+	log.Printf("Generate %q completed.\n", destination)
+}