Files
masonry/lang_templates/golang/basic_go_server.tmpl

91 lines
2.4 KiB
Cheetah

package main
import (
"fmt"
"net/http"
"encoding/json"
"log"
"github.com/gorilla/mux"
)
{{- range .AST.Definitions }}
{{- if .Server }}
// Server configuration
const (
HOST = "{{ .Server.Settings | getHost }}"
PORT = {{ .Server.Settings | getPort }}
)
{{- end }}
{{- end }}
{{- range .AST.Definitions }}
{{- if .Entity }}
// {{ .Entity.Name }} represents {{ .Entity.Description }}
type {{ .Entity.Name }} struct {
{{- range .Entity.Fields }}
{{ .Name | title }} {{ .Type | goType }} `json:"{{ .Name }}"{{ if .Required }} validate:"required"{{ end }}`
{{- end }}
}
{{- end }}
{{- end }}
{{- $endpoints := slice }}
{{- range .AST.Definitions }}
{{- if .Endpoint }}
{{- $endpoints = append $endpoints . }}
{{- end }}
{{- end }}
{{- range $endpoints }}
// {{ .Endpoint.Description }}
func {{ .Endpoint.Path | pathToHandlerName }}{{ .Endpoint.Method | title }}Handler(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
{{- if .Endpoint.Auth }}
// TODO: Add authentication middleware
{{- end }}
{{- range .Endpoint.Params }}
{{- if eq .Source "path" }}
vars := mux.Vars(r)
{{ .Name }} := vars["{{ .Name }}"]
{{- else if eq .Source "query" }}
{{ .Name }} := r.URL.Query().Get("{{ .Name }}")
{{- else if eq .Source "body" }}
var {{ .Name }} {{ .Type | goType }}
if err := json.NewDecoder(r.Body).Decode(&{{ .Name }}); err != nil {
http.Error(w, "Invalid JSON", http.StatusBadRequest)
return
}
{{- end }}
{{- end }}
{{- if .Endpoint.CustomLogic }}
// Custom logic: {{ .Endpoint.CustomLogic }}
{{- else }}
// TODO: Implement {{ .Endpoint.Method }} {{ .Endpoint.Path }} logic
{{- end }}
{{- if .Endpoint.Response }}
{{- if eq .Endpoint.Response.Type "list" }}
response := []{{ .Endpoint.Entity }}{}
{{- else }}
response := {{ .Endpoint.Entity }}{}
{{- end }}
json.NewEncoder(w).Encode(response)
{{- else }}
w.WriteHeader(http.StatusOK)
{{- end }}
}
{{- end }}
func main() {
router := mux.NewRouter()
{{- range $endpoints }}
router.HandleFunc("{{ .Endpoint.Path }}", {{ .Endpoint.Path | pathToHandlerName }}{{ .Endpoint.Method | title }}Handler).Methods("{{ .Endpoint.Method }}")
{{- end }}
fmt.Printf("Server starting on %s:%d\n", HOST, PORT)
log.Fatal(http.ListenAndServe(fmt.Sprintf("%s:%d", HOST, PORT), router))
}