update proto generation from DSL

interpreter/template_interpreter.go

@@ -128,12 +128,40 @@ func (ti *TemplateInterpreter) Interpret(masonryInput string, tmplText string) (
 			}
 			return 8080
 		},
+		"getServerHostPort": func(settings []lang.ServerSetting) string {
+			host := "localhost"
+			port := 8080
+			for _, s := range settings {
+				if s.Host != nil {
+					host = *s.Host
+				}
+				if s.Port != nil {
+					port = *s.Port
+				}
+			}
+			return fmt.Sprintf("%s:%d", host, port)
+		},
 		"slice": func() []interface{} {
 			return []interface{}{}
 		},
 		"append": func(slice []interface{}, item interface{}) []interface{} {
 			return append(slice, item)
 		},
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"derefString": func(s *string) string {
+			if s != nil {
+				return *s
+			}
+			return ""
+		},
+		"derefInt": func(i *int) int {
+			if i != nil {
+				return *i
+			}
+			return 0
+		},
 	}).Parse(tmplText))
 
 	data := struct {
@@ -219,12 +247,40 @@ func NewTemplateRegistry() *TemplateRegistry {
 			}
 			return 8080
 		},
+		"getServerHostPort": func(settings []lang.ServerSetting) string {
+			host := "localhost"
+			port := 8080
+			for _, s := range settings {
+				if s.Host != nil {
+					host = *s.Host
+				}
+				if s.Port != nil {
+					port = *s.Port
+				}
+			}
+			return fmt.Sprintf("%s:%d", host, port)
+		},
 		"slice": func() []interface{} {
 			return []interface{}{}
 		},
 		"append": func(slice []interface{}, item interface{}) []interface{} {
 			return append(slice, item)
 		},
+		"add": func(a, b int) int {
+			return a + b
+		},
+		"derefString": func(s *string) string {
+			if s != nil {
+				return *s
+			}
+			return ""
+		},
+		"derefInt": func(i *int) int {
+			if i != nil {
+				return *i
+			}
+			return 0
+		},
 	}
 	return tr
 }

lang_templates/proto/application.proto.tmpl

@@ -1,105 +1,287 @@
-// Code generated by protoc-gen-go. DO NOT EDIT.
+// Code generated by Masonry DSL CLI tool. DO NOT EDIT.
 syntax = "proto3";
 
-package {{ .AppName }};
+{{- $serverName := "MyService" }}
+{{- $serverHost := "localhost:8080" }}
+{{- range .AST.Definitions }}
+  {{- if .Server }}
+    {{- $serverName = .Server.Name }}
+    {{- $serverHost = getServerHostPort .Server.Settings }}
+  {{- end }}
+{{- end }}
+
+package {{ $serverName | title }};
 
 import "gorm/options/gorm.proto";
-//import "gorm/types/types.proto";
+import "gorm/types/types.proto";
 import "google/api/annotations.proto";
+import "google/protobuf/timestamp.proto";
 
 option go_package = "./;pb";
 
 option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_swagger) = {
   info: {
-    title: "Your API Title"
+    title: "{{ $serverName | title }} API"
     version: "v1.0"
-    description: "Your API description"
+    description: "Generated API for {{ $serverName }}"
   }
-  host: "localhost:8080"  // Set the server host
+  host: "{{ $serverHost }}"
 };
 
-service {{ .AppNameCaps }} {
+service {{ $serverName | title }}Service {
   option (gorm.server).autogen = true;
-  // Add your service methods here
 
-  rpc CreateProduct (CreateProductRequest) returns (CreateProductResponse) {
-      option (google.api.http) = {
-        post: "/v1/Product"
-        body: "*"
-      };
-    }
+  {{- range .AST.Definitions }}
+    {{- if .Entity }}
+      {{- $entityName := .Entity.Name }}
 
-    rpc ReadProduct (ReadProductRequest) returns (ReadProductResponse) {
-      option (google.api.http) = {
-        get: "/v1/Product/{id}"
-      };
-    }
+  // CRUD operations for {{ $entityName }}
+  rpc Create{{ $entityName }} (Create{{ $entityName }}Request) returns (Create{{ $entityName }}Response) {
+    option (google.api.http) = {
+      post: "/v1/{{ $entityName | title }}"
+      body: "*"
+    };
+  }
 
-    rpc ListProducts (ListProductsRequest) returns (ListProductsResponse) {
-      option (google.api.http) = {
-        get: "/v1/Product"
-      };
-    }
+  rpc Read{{ $entityName }} (Read{{ $entityName }}Request) returns (Read{{ $entityName }}Response) {
+    option (google.api.http) = {
+      get: "/v1/{{ $entityName | title }}/{id}"
+    };
+  }
 
-    rpc UpdateProduct (UpdateProductRequest) returns (UpdateProductResponse) {
-      option (google.api.http) = {
-        put: "/v1/Product"
-        body: "*"
-      };
-    }
+  rpc List{{ $entityName }}s (List{{ $entityName }}sRequest) returns (List{{ $entityName }}sResponse) {
+    option (google.api.http) = {
+      get: "/v1/{{ $entityName | title }}"
+    };
+  }
 
-    rpc DeleteProduct (DeleteProductRequest) returns (DeleteProductResponse) {
-      option (gorm.method).object_type = "Product";
-      option (google.api.http) = {
-        delete: "/v1/Product/{id}"
-      };
-    }
+  rpc Update{{ $entityName }} (Update{{ $entityName }}Request) returns (Update{{ $entityName }}Response) {
+    option (google.api.http) = {
+      put: "/v1/{{ $entityName | title }}"
+      body: "*"
+    };
+  }
+
+  rpc Delete{{ $entityName }} (Delete{{ $entityName }}Request) returns (Delete{{ $entityName }}Response) {
+    option (gorm.method).object_type = "{{ $entityName }}";
+    option (google.api.http) = {
+      delete: "/v1/{{ $entityName | title }}/{id}"
+    };
+  }
+    {{- end }}
+  {{- end }}
+
+  {{- range .AST.Definitions }}
+    {{- if .Endpoint }}
+      {{- $method := .Endpoint.Method }}
+      {{- $path := .Endpoint.Path }}
+      {{- $entity := .Endpoint.Entity }}
+      {{- $handlerName := pathToHandlerName $path }}
+
+  // Custom endpoint: {{ $method }} {{ $path }}
+  rpc {{ $handlerName }}{{ $method }} ({{ $handlerName }}{{ $method }}Request) returns ({{ $handlerName }}{{ $method }}Response) {
+    option (google.api.http) = {
+      {{- if eq $method "GET" }}
+      get: "{{ $path }}"
+      {{- else if eq $method "POST" }}
+      post: "{{ $path }}"
+      body: "*"
+      {{- else if eq $method "PUT" }}
+      put: "{{ $path }}"
+      body: "*"
+      {{- else if eq $method "PATCH" }}
+      patch: "{{ $path }}"
+      body: "*"
+      {{- else if eq $method "DELETE" }}
+      delete: "{{ $path }}"
+      {{- end }}
+    };
+  }
+    {{- end }}
+  {{- end }}
 }
 
-message Create{{ .ObjName }}Request {
-  {{ .ObjName }} payload = 1;
+{{- range .AST.Definitions }}
+  {{- if .Entity }}
+    {{- $entityName := .Entity.Name }}
+
+// CRUD Request/Response messages for {{ $entityName }}
+message Create{{ $entityName }}Request {
+  {{ $entityName }} payload = 1;
 }
 
-message Create{{ .ObjName }}Response {
-  {{ .ObjName }} result = 1;
+message Create{{ $entityName }}Response {
+  {{ $entityName }} result = 1;
 }
 
-message Read{{ .ObjName }}Request {
-  uint64 id = 1;
+message Read{{ $entityName }}Request {
+  {{- $idField := "" }}
+  {{- $idType := "uint64" }}
+  {{- range .Entity.Fields }}
+    {{- if eq .Name "id" }}
+      {{- $idField = .Name }}
+      {{- if eq .Type "uuid" }}
+        {{- $idType = "string" }}
+      {{- else if eq .Type "string" }}
+        {{- $idType = "string" }}
+      {{- else }}
+        {{- $idType = "uint64" }}
+      {{- end }}
+    {{- end }}
+  {{- end }}
+  {{ $idType }} id = 1;
 }
 
-message Read{{ .ObjName }}Response {
-  {{ .ObjName }} result = 1;
+message Read{{ $entityName }}Response {
+  {{ $entityName }} result = 1;
 }
 
-message List{{ .ObjName }}sRequest {}
-
-message List{{ .ObjName }}sResponse {
-  repeated {{ .ObjName }} results = 1;
+message List{{ $entityName }}sRequest {
+  int32 page_size = 1;
+  string page_token = 2;
 }
 
-message Update{{ .ObjName }}Request {
-  {{ .ObjName }} payload = 1;
+message List{{ $entityName }}sResponse {
+  repeated {{ $entityName }} results = 1;
+  string next_page_token = 2;
 }
 
-message Update{{ .ObjName }}Response {
-  {{ .ObjName }} result = 1;
+message Update{{ $entityName }}Request {
+  {{ $entityName }} payload = 1;
 }
 
-message Delete{{ .ObjName }}Request {
-  uint64 id = 1;
+message Update{{ $entityName }}Response {
+  {{ $entityName }} result = 1;
 }
 
-message Delete{{ .ObjName }}Response {}
+message Delete{{ $entityName }}Request {
+  {{- $idType := "uint64" }}
+  {{- range .Entity.Fields }}
+    {{- if eq .Name "id" }}
+      {{- if eq .Type "uuid" }}
+        {{- $idType = "string" }}
+      {{- else if eq .Type "string" }}
+        {{- $idType = "string" }}
+      {{- else }}
+        {{- $idType = "uint64" }}
+      {{- end }}
+    {{- end }}
+  {{- end }}
+  {{ $idType }} id = 1;
+}
 
-message {{ .ObjName }} {
+message Delete{{ $entityName }}Response {}
+  {{- end }}
+{{- end }}
+
+{{- range .AST.Definitions }}
+  {{- if .Endpoint }}
+    {{- $method := .Endpoint.Method }}
+    {{- $path := .Endpoint.Path }}
+    {{- $handlerName := pathToHandlerName $path }}
+
+// Custom endpoint messages for {{ $method }} {{ $path }}
+message {{ $handlerName }}{{ $method }}Request {
+    {{- if .Endpoint.Params }}
+      {{- $fieldNum := 1 }}
+      {{- range .Endpoint.Params }}
+  {{ goType .Type }} {{ .Name }} = {{ $fieldNum }};
+        {{- $fieldNum = add $fieldNum 1 }}
+      {{- end }}
+    {{- end }}
+}
+
+message {{ $handlerName }}{{ $method }}Response {
+    {{- if .Endpoint.Response }}
+      {{- if eq .Endpoint.Response.Type "list" }}
+  repeated {{ .Endpoint.Entity }} results = 1;
+      {{- else }}
+  {{ .Endpoint.Response.Type }} result = 1;
+      {{- end }}
+    {{- else }}
+  bool success = 1;
+    {{- end }}
+}
+  {{- end }}
+{{- end }}
+
+{{- range .AST.Definitions }}
+  {{- if .Entity }}
+    {{- $entityName := .Entity.Name }}
+
+// {{ $entityName }} entity message
+message {{ $entityName }} {
   option (gorm.opts).ormable = true;
-  uint64 id = 1;
-  // add object fields here
+    {{- if .Entity.Description }}
+  // {{ .Entity.Description }}
+    {{- end }}
+
+    {{- $fieldNum := 1 }}
+    {{- range .Entity.Fields }}
+      {{- $protoType := "string" }}
+      {{- $gormTags := slice }}
+
+      {{- if eq .Type "string" }}
+        {{- $protoType = "string" }}
+      {{- else if eq .Type "int" }}
+        {{- $protoType = "int64" }}
+      {{- else if eq .Type "uuid" }}
+        {{- $protoType = "string" }}
+        {{- $gormTags = append $gormTags "type:uuid" }}
+      {{- else if eq .Type "boolean" }}
+        {{- $protoType = "bool" }}
+      {{- else if eq .Type "timestamp" }}
+        {{- $protoType = "google.protobuf.Timestamp" }}
+      {{- else if eq .Type "text" }}
+        {{- $protoType = "string" }}
+        {{- $gormTags = append $gormTags "type:text" }}
+      {{- else }}
+        {{- $protoType = "string" }}
+      {{- end }}
+
+      {{- if .Required }}
+        {{- $gormTags = append $gormTags "not null" }}
+      {{- end }}
+
+      {{- if .Unique }}
+        {{- $gormTags = append $gormTags "unique" }}
+      {{- end }}
+
+      {{- if .Index }}
+        {{- $gormTags = append $gormTags "index" }}
+      {{- end }}
+
+      {{- if .Default }}
+        {{- $gormTags = append $gormTags (printf "default:%s" (derefString .Default)) }}
+      {{- end }}
+
+      {{- if .Relationship }}
+        {{- if eq .Relationship.Cardinality "one" }}
+          {{- if .Relationship.ForeignKey }}
+            {{- $gormTags = append $gormTags (printf "foreignKey:%s" (derefString .Relationship.ForeignKey)) }}
+          {{- else }}
+            {{- $gormTags = append $gormTags (printf "foreignKey:%sID" .Name) }}
+          {{- end }}
+        {{- else if eq .Relationship.Cardinality "many" }}
+          {{- $protoType = printf "repeated %s" .Relationship.Type }}
+          {{- if .Relationship.Through }}
+            {{- $gormTags = append $gormTags (printf "many2many:%s" (derefString .Relationship.Through)) }}
+          {{- else }}
+            {{- $gormTags = append $gormTags (printf "foreignKey:%sID" $entityName) }}
+          {{- end }}
+        {{- end }}
+      {{- end }}
+
+  {{ $protoType }} {{ .Name }} = {{ $fieldNum }}
+      {{- if $gormTags }}
+ [(gorm.field).tag = {
+        {{- range $i, $tag := $gormTags }}
+          {{- if $i }}, {{ end }}{{ $tag }}
+        {{- end }}
+      }]
+      {{- end }};
+      {{- $fieldNum = add $fieldNum 1 }}
+    {{- end }}
 }
-
-
-
-
-
-
+  {{- end }}
+{{- end }}

readme.md

@@ -18,6 +18,12 @@ Masonry is a library that provides and implements all the basics necessary to bu
 - [ ] 
 - [ ]
 
+## DSL Features
+
+- [ ] Indicate values that are based on Environment variables
+- [ ] Yaml file to include custom template functions (Otto for JS)
+- [ ] On Entities, we should indicate what CRUD functions should be implemented instead of implementing all, or forcing the user to define each in the Endpoints section
+
 ## Design Philosophy (changeable...)
 
 The goal of this project is to make building software for web and mobile applications as fast as possible while maintaining