feat: add factory and toMap methods for Dart model generation

Author: ChiragAgg5k

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

@@ -68,6 +68,78 @@ class <%= toPascalCase(collection.name) %> {
   <% if (attribute.required) { %>required <% } %>this.<%= toCamelCase(attribute.key) %>,
   <% } -%>
 });
+
+  factory <%= toPascalCase(collection.name) %>.fromMap(Map<String, dynamic> map) {
+    return <%= toPascalCase(collection.name) %>(
+<% 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') { -%>
+<% if (attribute.array) { -%>
+(map['<%= attribute.key %>'] as List<dynamic>?)?.map((e) => <%- toPascalCase(attribute.key) %>.values.firstWhere((element) => element.name == e)).toList()<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+<% if (!attribute.required) { -%>
+map['<%= attribute.key %>'] != null ? <%- toPascalCase(attribute.key) %>.values.where((e) => e.name == map['<%= attribute.key %>']).firstOrNull : null<% } else { -%>
+<%- toPascalCase(attribute.key) %>.values.firstWhere((e) => e.name == map['<%= attribute.key %>'])<% } -%>
+<% } -%>
+<% } else { -%>
+<% if (attribute.array) { -%>
+List<String>.from(map['<%= attribute.key %>'] ?? [])<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+map['<%= attribute.key %>']<% if (!attribute.required) { %>?<% } %>.toString()<% if (!attribute.required) { %> ?? null<% } -%>
+<% } -%>
+<% } -%>
+<% } else if (attribute.type === 'integer') { -%>
+<% if (attribute.array) { -%>
+List<int>.from(map['<%= attribute.key %>'] ?? [])<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+map['<%= attribute.key %>']<% if (!attribute.required) { %> ?? null<% } -%>
+<% } -%>
+<% } else if (attribute.type === 'float') { -%>
+<% if (attribute.array) { -%>
+List<double>.from(map['<%= attribute.key %>'] ?? [])<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+map['<%= attribute.key %>']<% if (!attribute.required) { %> ?? null<% } -%>
+<% } -%>
+<% } else if (attribute.type === 'boolean') { -%>
+<% if (attribute.array) { -%>
+List<bool>.from(map['<%= attribute.key %>'] ?? [])<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+map['<%= attribute.key %>']<% if (!attribute.required) { %> ?? null<% } -%>
+<% } -%>
+<% } else if (attribute.type === 'relationship') { -%>
+<% if ((attribute.relationType === 'oneToMany' && attribute.side === 'parent') || (attribute.relationType === 'manyToOne' && attribute.side === 'child') || attribute.relationType === 'manyToMany') { -%>
+(map['<%= attribute.key %>'] as List<dynamic>?)?.map((e) => <%- toPascalCase(attribute.relatedCollection) %>.fromMap(e)).toList()<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+<% if (!attribute.required) { -%>
+map['<%= attribute.key %>'] != null ? <%- toPascalCase(attribute.relatedCollection) %>.fromMap(map['<%= attribute.key %>']) : null<% } else { -%>
+<%- toPascalCase(attribute.relatedCollection) %>.fromMap(map['<%= attribute.key %>'])<% } -%>
+<% } -%>
+<% } -%>,
+<% } -%>
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    return {
+<% 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') { -%>
+<%= toCamelCase(attribute.key) %><% if (!attribute.required) { %>?<% } %>.map((e) => e.toMap()).toList()<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+<%= toCamelCase(attribute.key) %><% if (!attribute.required) { %>?<% } %>.toMap()<% if (!attribute.required) { %> ?? {}<% } -%>
+<% } -%>
+<% } else if (attribute.format === 'enum') { -%>
+<% if (attribute.array) { -%>
+<%= toCamelCase(attribute.key) %><% if (!attribute.required) { %>?<% } %>.map((e) => e.name).toList()<% if (!attribute.required) { %> ?? []<% } -%>
+<% } else { -%>
+<%= toCamelCase(attribute.key) %><% if (!attribute.required) { %>?<% } %>.name<% if (!attribute.required) { %> ?? null<% } -%>
+<% } -%>
+<% } else { -%>
+<%= toCamelCase(attribute.key) -%>
+<% } -%>,
+<% } -%>
+    };
+  }
 }
 `;
   }