Merge pull request #1 from PandaGuerrier/PandaGuerrier-bulkDelete

🚀 Add bulkDelete method

lib/src/api/channels/text_based_channel.dart

@@ -1,6 +1,10 @@
 import 'package:mineral/core/api.dart';
 import 'package:mineral/src/api/builders/channel_builder.dart';
 import 'package:mineral/src/api/managers/webhook_manager.dart';
+import 'package:http/http.dart';
+import 'package:mineral_ioc/ioc.dart';
+import 'package:mineral/core.dart';
+import 'package:mineral_cli/mineral_cli.dart';
 
 class TextBasedChannel extends PartialTextChannel {
   final bool _nsfw;
@@ -31,4 +35,25 @@ class TextBasedChannel extends PartialTextChannel {
   Future<void> setNsfw (bool value) async {
     await update(ChannelBuilder({ 'nsfw': value }));
   }
+
+  Future<void> bulkDelete(double number) async {
+    if  (number > 200) {
+      return ioc.use<MineralCli>().console.error('The number $number is too high, and exceeds the limit of 200 maximum messages');
+    }
+
+    final Map<Snowflake, Message> messagesFetch = await messages.fetch();
+    List<Snowflake> msg = [];
+
+    int i = 0;
+    for (Message message in messagesFetch.values) {
+      if(i <= number - 1) {
+        msg.add(message.id);
+        i++;
+      }
+    }
+
+    await ioc.use<HttpService>().post(url: "/channels/${id}/messages/bulk-delete", payload: {
+      'messages': msg
+    });
+  }
 }