From 1a5355db89630a88a79d7367a4b2dc376fab9889 Mon Sep 17 00:00:00 2001
From: Him188 <Him188@mamoe.net>
Date: Mon, 9 Nov 2020 09:53:47 +0800
Subject: [PATCH] CommandConfig, support custom commandPrefix, close #131

---
 .../MiraiConsoleImplementationBridge.kt       |  2 ++
 .../internal/command/CommandManagerImpl.kt    |  2 +-
 .../src/internal/command/CommnadConfig.kt     | 30 +++++++++++++++++++
 3 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 backend/mirai-console/src/internal/command/CommnadConfig.kt

diff --git a/backend/mirai-console/src/internal/MiraiConsoleImplementationBridge.kt b/backend/mirai-console/src/internal/MiraiConsoleImplementationBridge.kt
index 7ce79204e..11e148b50 100644
--- a/backend/mirai-console/src/internal/MiraiConsoleImplementationBridge.kt
+++ b/backend/mirai-console/src/internal/MiraiConsoleImplementationBridge.kt
@@ -28,6 +28,7 @@ import net.mamoe.mirai.console.data.PluginDataStorage
 import net.mamoe.mirai.console.extensions.PermissionServiceProvider
 import net.mamoe.mirai.console.extensions.PostStartupExtension
 import net.mamoe.mirai.console.extensions.SingletonExtensionSelector
+import net.mamoe.mirai.console.internal.command.CommandConfig
 import net.mamoe.mirai.console.internal.command.CommandManagerImpl
 import net.mamoe.mirai.console.internal.data.builtins.AutoLoginConfig
 import net.mamoe.mirai.console.internal.data.builtins.ConsoleDataScope
@@ -139,6 +140,7 @@ internal object MiraiConsoleImplementationBridge : CoroutineScope, MiraiConsoleI
 
         phase `load configurations`@{
             mainLogger.verbose { "Loading configurations..." }
+            ConsoleDataScope.addAndReloadConfig(CommandConfig)
             ConsoleDataScope.reloadAll()
         }
 
diff --git a/backend/mirai-console/src/internal/command/CommandManagerImpl.kt b/backend/mirai-console/src/internal/command/CommandManagerImpl.kt
index 82e472477..9b6f3ecd5 100644
--- a/backend/mirai-console/src/internal/command/CommandManagerImpl.kt
+++ b/backend/mirai-console/src/internal/command/CommandManagerImpl.kt
@@ -103,7 +103,7 @@ internal object CommandManagerImpl : CommandManager, CoroutineScope by MiraiCons
 
     override fun getRegisteredCommands(owner: CommandOwner): List<Command> = _registeredCommands.filter { it.owner == owner }
     override val allRegisteredCommands: List<Command> get() = _registeredCommands.toList() // copy
-    override val commandPrefix: String get() = "/"
+    override val commandPrefix: String get() = CommandConfig.commandPrefix
     override fun unregisterAllCommands(owner: CommandOwner) {
         for (registeredCommand in getRegisteredCommands(owner)) {
             unregisterCommand(registeredCommand)
diff --git a/backend/mirai-console/src/internal/command/CommnadConfig.kt b/backend/mirai-console/src/internal/command/CommnadConfig.kt
new file mode 100644
index 000000000..6e0a571d6
--- /dev/null
+++ b/backend/mirai-console/src/internal/command/CommnadConfig.kt
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2019-2020 Mamoe Technologies and contributors.
+ *
+ * 此源代码的使用受 GNU AFFERO GENERAL PUBLIC LICENSE version 3 许可证的约束, 可以在以下链接找到该许可证.
+ * Use of this source code is governed by the GNU AFFERO GENERAL PUBLIC LICENSE version 3 license that can be found through the following link.
+ *
+ * https://github.com/mamoe/mirai/blob/master/LICENSE
+ */
+
+package net.mamoe.mirai.console.internal.command
+
+import net.mamoe.mirai.console.data.AutoSavePluginConfig
+import net.mamoe.mirai.console.data.ValueDescription
+import net.mamoe.mirai.console.data.ValueName
+import net.mamoe.mirai.console.data.value
+
+@ValueDescription("""
+    内置指令系统配置
+""")
+internal object CommandConfig : AutoSavePluginConfig("Command") {
+    override fun shouldPerformAutoSaveWheneverChanged(): Boolean {
+        return false
+    }
+
+    @ValueDescription("""
+        指令前缀, 默认 "/"
+    """)
+    @ValueName("commandPrefix")
+    val commandPrefix: String by value("/")
+}
\ No newline at end of file