fix: type generation for dart

Author: ChiragAgg5k

templates/cli/lib/type-generation/languages/dart.js.twig

@@ -1,8 +1,45 @@
 /** @typedef {import('../attribute').Attribute} Attribute */
 const { AttributeType } = require('../attribute');
 const { LanguageMeta } = require("./language");
+const fs = require('fs');
+const path = require('path');
 
 class Dart extends LanguageMeta {
+  getPackageName() {
+    const pubspecPath = path.join(this.getCurrentDirectory(), 'pubspec.yaml');
+    if (fs.existsSync(pubspecPath)) {
+        const pubspecContent = fs.readFileSync(pubspecPath, 'utf8');
+        const lines = pubspecContent.split('\n');
+
+        const dependenciesIndex = lines.findIndex(line => line.trim() === 'dependencies:');
+
+        if (dependenciesIndex !== -1) {
+            const indent = lines[dependenciesIndex].search(/\S|$/);
+            const dependencies = [];
+            for (let i = dependenciesIndex + 1; i < lines.length; i++) {
+                const line = lines[i];
+                if (line.trim() === '') continue;
+
+                const lineIndent = line.search(/\S|$/);
+                if (lineIndent <= indent && line.trim() !== '') {
+                    break;
+                }
+
+                dependencies.push(line.trim());
+            }
+
+            if (dependencies.some(dep => dep.startsWith('dart_appwrite:'))) {
+                return 'dart_appwrite';
+            }
+            if (dependencies.some(dep => dep.startsWith('appwrite:'))) {
+                return 'appwrite';
+            }
+        }
+    }
+
+    return 'appwrite';
+  }
+
   getType(attribute) {
     let type = "";
     switch (attribute.type) {
@@ -46,16 +83,15 @@ class Dart extends LanguageMeta {
   }
 
   getTemplate() {
-    return `<% for (const attribute of collection.attributes) { -%>
+    return `import 'package:${this.getPackageName()}/models.dart';
+<% for (const attribute of collection.attributes) { -%>
 <% if (attribute.type === 'relationship') { -%>
 import '<%- attribute.relatedCollection.toLowerCase() %>.dart';
 
 <% } -%>
 <% } -%>
-/**
- * This file is auto-generated by the Appwrite CLI. 
- * You can regenerate it by running \`appwrite types -l dart ${this.getCurrentDirectory()}\`.
- */
+/// This file is auto-generated by the Appwrite CLI. 
+/// You can regenerate it by running \`appwrite types -l dart ${this.getCurrentDirectory()}\`.
 
 <% for (const attribute of collection.attributes) { -%>
 <% if (attribute.format === 'enum') { -%>
@@ -67,19 +103,33 @@ enum <%- toPascalCase(attribute.key) %> {
 
 <% } -%>
 <% } -%>
-class <%= toPascalCase(collection.name) %> {
+class <%= toPascalCase(collection.name) %> extends Document {
 <% for (const [index, attribute] of Object.entries(collection.attributes)) { -%>
   <%- getType(attribute) %> <%= toCamelCase(attribute.key) %>;
 <% } -%>
 
   <%= toPascalCase(collection.name) %>({
+    required super.$id,
+    required super.$collectionId,
+    required super.$databaseId,
+    required super.$createdAt,
+    required super.$updatedAt,
+    required super.$permissions,
+    required super.data,
   <% for (const [index, attribute] of Object.entries(collection.attributes)) { -%>
   <% if (attribute.required) { %>required <% } %>this.<%= toCamelCase(attribute.key) %><% if (index < collection.attributes.length - 1) { %>,<% } %>
   <% } -%>
 });
 
   factory <%= toPascalCase(collection.name) %>.fromMap(Map<String, dynamic> map) {
     return <%= toPascalCase(collection.name) %>(
+      $id: map['\\$id'].toString(),
+      $collectionId: map['\\$collectionId'].toString(),
+      $databaseId: map['\\$databaseId'].toString(),
+      $createdAt: map['\\$createdAt'].toString(),
+      $updatedAt: map['\\$updatedAt'].toString(),
+      $permissions: List<String>.from(map['\\$permissions'] ?? []),
+      data: map,
 <% for (const [index, attribute] of Object.entries(collection.attributes)) { -%>
       <%= toCamelCase(attribute.key) %>: <% if (attribute.type === 'string' || attribute.type === 'email' || attribute.type === 'datetime') { -%>
 <% if (attribute.format === 'enum') { -%>
@@ -130,6 +180,12 @@ map['<%= attribute.key %>'] != null ? <%- toPascalCase(attribute.relatedCollecti
 
   Map<String, dynamic> toMap() {
     return {
+      "\\$id": $id,
+      "\\$collectionId": $collectionId,
+      "\\$databaseId": $databaseId,
+      "\\$createdAt": $createdAt,
+      "\\$updatedAt": $updatedAt,
+      "\\$permissions": $permissions,
 <% for (const [index, attribute] of Object.entries(collection.attributes)) { -%>
       "<%= attribute.key %>": <% if (attribute.type === 'relationship') { -%>
 <% if ((attribute.relationType === 'oneToMany' && attribute.side === 'parent') || (attribute.relationType === 'manyToOne' && attribute.side === 'child') || attribute.relationType === 'manyToMany') { -%>