Update postman_io.dart

packages/apidash_core/lib/import_export/postman_io.dart

@@ -0,0 +1,101 @@
+import 'package:postman/postman.dart' as pm;
+import 'package:seed/seed.dart';
+import '../consts.dart';
+import '../models/models.dart';
+import '../utils/utils.dart';
+
+class PostmanIO {
+  List<(String?, HttpRequestModel)>? getHttpRequestModelList(String content) {
+    content = content.trim();
+    try {
+      final pc = pm.postmanCollectionFromJsonStr(content);
+      final requests = pm.getRequestsFromPostmanCollection(pc);
+      return requests
+          .map((req) => (req.$1, postmanRequestToHttpRequestModel(req.$2)))
+          .toList();
+    } catch (e) {
+      return null;
+    }
+  }
+
+  HttpRequestModel postmanRequestToHttpRequestModel(pm.Request request) {
+    HTTPVerb method;
+
+    try {
+      method = HTTPVerb.values.byName((request.method ?? "").toLowerCase());
+    } catch (e) {
+      method = kDefaultHttpMethod;
+    }
+    String url = stripUrlParams(request.url?.raw ?? "");
+    List<NameValueModel> headers = [];
+    List<bool> isHeaderEnabledList = [];
+
+    List<NameValueModel> params = [];
+    List<bool> isParamEnabledList = [];
+
+    for (var header in request.header ?? <pm.Header>[]) {
+      var name = header.key ?? "";
+      var value = header.value;
+      var activeHeader = header.disabled ?? false;
+      headers.add(NameValueModel(name: name, value: value));
+      isHeaderEnabledList.add(!activeHeader);
+    }
+
+    for (var query in request.url?.query ?? <pm.Query>[]) {
+      var name = query.key ?? "";
+      var value = query.value;
+      var activeQuery = query.disabled ?? false;
+      params.add(NameValueModel(name: name, value: value));
+      isParamEnabledList.add(!activeQuery);
+    }
+
+    ContentType bodyContentType = kDefaultContentType;
+    String? body;
+    List<FormDataModel>? formData;
+    if (request.body != null) {
+      if (request.body?.mode == 'raw') {
+        try {
+          bodyContentType = ContentType.values
+              .byName(request.body?.options?.raw?.language ?? "");
+        } catch (e) {
+          bodyContentType = kDefaultContentType;
+        }
+        body = request.body?.raw;
+      }
+      if (request.body?.mode == 'formdata') {
+        bodyContentType = ContentType.formdata;
+        formData = [];
+        for (var fd in request.body?.formdata ?? <pm.Formdatum>[]) {
+          var name = fd.key ?? "";
+          FormDataType formDataType;
+          try {
+            formDataType = FormDataType.values.byName(fd.type ?? "");
+          } catch (e) {
+            formDataType = FormDataType.text;
+          }
+          var value = switch (formDataType) {
+            FormDataType.text => fd.value ?? "",
+            FormDataType.file => fd.src ?? ""
+          };
+          formData.add(FormDataModel(
+            name: name,
+            value: value,
+            type: formDataType,
+          ));
+        }
+      }
+    }
+
+    return HttpRequestModel(
+      method: method,
+      url: url,
+      headers: headers,
+      params: params,
+      isHeaderEnabledList: isHeaderEnabledList,
+      isParamEnabledList: isParamEnabledList,
+      body: body,
+      bodyContentType: bodyContentType,
+      formData: formData,
+    );
+  }
+}