working interpreter for template files

2025-09-01 13:57:09 -06:00
parent 23e84c263d
commit 382129d2bb
6 changed files with 522 additions and 46 deletions
--- a/lang_templates/golang/basic_go_server.tmpl
+++ b/lang_templates/golang/basic_go_server.tmpl
@ -0,0 +1,91 @@
+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))
+}