Merge pull request #4 from mineral-dart/emoji

Feat: Implement emoji

lib/console.dart

@@ -24,7 +24,7 @@ class Console {
     print("[ $p ] $message");
   }
 
-  static getErrorMessage ({ String? prefix = 'error', required String message }) {
+  static String getErrorMessage ({ String? prefix = 'error', required String message }) {
     String p = ColorList.red(prefix!);
     return "[ $p ] $message";
   }

lib/exception.dart

@@ -3,3 +3,4 @@ library exception;
 import 'package:mineral/console.dart';
 
 part 'src/exceptions/token_exception.dart';
+part 'src/exceptions/empty_parameter_exception.dart';

lib/src/api/emoji.dart

@@ -9,6 +9,7 @@ class Emoji {
   bool managed;
   bool animated;
   bool available;
+  EmojiManager manager;
 
   Emoji({
     required this.id,
@@ -19,9 +20,45 @@ class Emoji {
     required this.managed,
     required this.animated,
     required this.available,
+    required this.manager,
   });
 
-  factory Emoji.from({ required MemberManager memberManager, required RoleManager roleManager, required dynamic payload }) {
+  Future<void> setLabel (String label) async {
+    Http http = ioc.singleton(Service.http);
+    Response response = await http.patch("/guilds/${manager.guildId}/emojis/$id", { 'name': label });
+
+    if (response.statusCode == 200) {
+      this.label = label;
+    }
+  }
+
+  Future<void> setRoles (List<Snowflake> roles) async {
+    Http http = ioc.singleton(Service.http);
+    Response response = await http.patch("/guilds/${manager.guildId}/emojis/$id", { 'roles': roles });
+
+    if (response.statusCode == 200) {
+      List<Role> _roles = [];
+      for (Snowflake id in roles) {
+        Role? role = manager.guild?.roles.cache.get(id);
+        if (role != null) {
+          _roles.add(role);
+        }
+      }
+
+      this.roles = _roles;
+    }
+  }
+
+  Future<void> delete () async {
+    Http http = ioc.singleton(Service.http);
+    Response response = await http.destroy("/guilds/${manager.guildId}/emojis/$id");
+
+    if (response.statusCode == 200) {
+      manager.cache.remove(id);
+    }
+  }
+
+  factory Emoji.from({ required MemberManager memberManager, required RoleManager roleManager, required EmojiManager emojiManager, required dynamic payload }) {
     List<Role> roles = [];
     for (dynamic id in payload['roles']) {
       Role? role = roleManager.cache.get(id);
@@ -39,6 +76,7 @@ class Emoji {
       managed: payload['managed'] ?? false,
       animated: payload['animated'] ?? false,
       available: payload['available'] ?? false,
+      manager: emojiManager
     );
   }
 }

lib/src/api/managers/emoji_manager.dart

@@ -3,6 +3,8 @@ import 'dart:convert';
 import 'package:http/http.dart';
 import 'package:mineral/api.dart';
 import 'package:mineral/core.dart';
+import 'package:mineral/exception.dart';
+import 'package:mineral/helper.dart';
 import 'package:mineral/src/api/managers/cache_manager.dart';
 
 class EmojiManager implements CacheManager<Emoji> {
@@ -26,6 +28,7 @@ class EmojiManager implements CacheManager<Emoji> {
       Emoji emoji = Emoji.from(
         memberManager: guild!.members,
         roleManager: guild!.roles,
+        emojiManager: this,
         payload: element
       );
 
@@ -34,4 +37,29 @@ class EmojiManager implements CacheManager<Emoji> {
 
     return cache;
   }
+
+  Future<Emoji> create ({ required String label, required String path, List<Snowflake>? roles }) async {
+    if (path.isEmpty) {
+     throw EmptyParameterException(cause: 'Parameter "path" cannot be null or empty');
+    }
+
+    Http http = ioc.singleton(Service.http);
+    String image = await Helper.getPicture(path);
+    Response response = await http.post("/guilds/$guildId/emojis", {
+      'name': label,
+      'image': image,
+      'roles': roles ?? [],
+    });
+
+    Emoji emoji = Emoji.from(
+      memberManager: guild!.members,
+      roleManager: guild!.roles,
+      emojiManager: this,
+      payload: jsonDecode(response.body),
+    );
+
+    cache.putIfAbsent(emoji.id, () => emoji);
+
+    return emoji;
+  }
 }

lib/src/exceptions/empty_parameter_exception.dart

@@ -0,0 +1,12 @@
+part of exception;
+
+class EmptyParameterException implements Exception {
+  String prefix = 'INVALID PARAMETER';
+  String cause;
+  EmptyParameterException({ required this.cause });
+
+  @override
+  String toString () {
+    return Console.getErrorMessage(prefix: prefix, message: cause);
+  }
+}

lib/src/internal/websockets/packets/guild_create.dart

@@ -48,6 +48,7 @@ class GuildCreate implements WebsocketPacket {
       Emoji emoji = Emoji.from(
         memberManager: memberManager,
         roleManager: roleManager,
+        emojiManager: emojiManager,
         payload: payload
       );
 
@@ -85,6 +86,7 @@ class GuildCreate implements WebsocketPacket {
     guild.systemChannel = guild.channels.cache.get<TextChannel>(guild.systemChannelId);
     guild.rulesChannel = guild.channels.cache.get<TextChannel>(guild.rulesChannelId);
     guild.publicUpdatesChannel = guild.channels.cache.get<TextChannel>(guild.publicUpdatesChannelId);
+    guild.emojis.guild = guild;
 
     manager.emit(EventList.guildCreate, { 'guild': guild });
   }