add support for changing time in playgrd

src/main/java/io/ib67/sfcraft/module/room/CreativeRoomModule.java

@@ -1,6 +1,7 @@
 package io.ib67.sfcraft.module.room;
 
 import com.google.inject.Inject;
+import com.mojang.brigadier.arguments.IntegerArgumentType;
 import com.mojang.brigadier.Command;
 import com.mojang.brigadier.CommandDispatcher;
 import com.mojang.brigadier.builder.LiteralArgumentBuilder;
@@ -29,10 +30,13 @@ import net.minecraft.commands.Commands;
 import net.minecraft.commands.SharedSuggestionProvider;
 import net.minecraft.commands.arguments.EntityArgument;
 import net.minecraft.commands.arguments.GameModeArgument;
+import net.minecraft.commands.arguments.TimeArgument;
+import net.minecraft.core.Holder;
 import net.minecraft.network.chat.Component;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.util.CommonColors;
+import net.minecraft.world.clock.WorldClock;
 import net.minecraft.world.level.GameType;
 import net.minecraft.world.level.gamerules.GameRules;
 import org.jetbrains.annotations.NotNull;
@@ -108,6 +112,20 @@ public class CreativeRoomModule extends ServerModule {
                 LiteralArgumentBuilder.<CommandSourceStack>literal("playgrd")
                         .requires(it -> it.isPlayer() && SFConsts.COMMAND_PLAYGROUND.hasPermission(it.getPlayer()))
                         .executes(this::gotoPlayground)
+                        .then(Commands.literal("time")
+                                .requires(it -> it.isPlayer() && SFConsts.COMMAND_PLAYGROUND_TIME.hasPermission(it.getPlayer()))
+                                .then(Commands.literal("set")
+                                        .then(Commands.argument("time", TimeArgument.time())
+                                                .executes(ctx -> onSetTime(ctx, IntegerArgumentType.getInteger(ctx, "time")))))
+                                .then(Commands.literal("add")
+                                        .then(Commands.argument("time", TimeArgument.time(Integer.MIN_VALUE))
+                                                .executes(ctx -> onAddTime(ctx, IntegerArgumentType.getInteger(ctx, "time")))))
+                                .then(Commands.literal("query").executes(this::onQueryTime))
+                                .then(Commands.literal("day").executes(ctx -> onSetNamedTime(ctx, 1000)))
+                                .then(Commands.literal("noon").executes(ctx -> onSetNamedTime(ctx, 6000)))
+                                .then(Commands.literal("night").executes(ctx -> onSetNamedTime(ctx, 13000)))
+                                .then(Commands.literal("midnight").executes(ctx -> onSetNamedTime(ctx, 18000)))
+                        )
         );
         dispatcher.register(
                 Commands.literal("gm")
@@ -170,13 +188,74 @@ public class CreativeRoomModule extends ServerModule {
         return 0;
     }
 
+    // ── /playgrd time ────────────────────────────────────────────────
+    // 只操作游乐场自己的 WorldClock(sfcraft:playground),绝不触碰其它钟;
+    // 必须身处游乐场才能使用。时间值存原始 tick(可超 24000),展示时按 24000 取余。
+
+    private int onSetTime(CommandContext<CommandSourceStack> ctx, int ticks) {
+        var player = requirePlaygroundPlayer(ctx);
+        if (player == null) return Command.SINGLE_SUCCESS;
+        ctx.getSource().getServer().clockManager().setTotalTicks(playgroundClock(ctx.getSource()), ticks);
+        player.sendSystemMessage(Component.translatable("message.sfcraft.playground.time_set", wrapTime(ticks)));
+        return Command.SINGLE_SUCCESS;
+    }
+
+    private int onAddTime(CommandContext<CommandSourceStack> ctx, int ticks) {
+        var player = requirePlaygroundPlayer(ctx);
+        if (player == null) return Command.SINGLE_SUCCESS;
+        ctx.getSource().getServer().clockManager().addTicks(playgroundClock(ctx.getSource()), ticks);
+        player.sendSystemMessage(Component.translatable("message.sfcraft.playground.time_added", wrapTime(ticks)));
+        return Command.SINGLE_SUCCESS;
+    }
+
+    private int onQueryTime(CommandContext<CommandSourceStack> ctx) {
+        var player = requirePlaygroundPlayer(ctx);
+        if (player == null) return Command.SINGLE_SUCCESS;
+        long ticks = ctx.getSource().getServer().clockManager().getTotalTicks(playgroundClock(ctx.getSource()));
+        player.sendSystemMessage(Component.translatable("message.sfcraft.playground.time_query", wrapTime(ticks)));
+        return Command.SINGLE_SUCCESS;
+    }
+
+    private int onSetNamedTime(CommandContext<CommandSourceStack> ctx, int ticks) {
+        var player = requirePlaygroundPlayer(ctx);
+        if (player == null) return Command.SINGLE_SUCCESS;
+        ctx.getSource().getServer().clockManager().setTotalTicks(playgroundClock(ctx.getSource()), ticks);
+        player.sendSystemMessage(Component.translatable("message.sfcraft.playground.time_set", wrapTime(ticks)));
+        return Command.SINGLE_SUCCESS;
+    }
+
+    /** 游乐场世界钟;必须身处游乐场(此时世界必然已加载),从维度类型解析。 */
+    private Holder<WorldClock> playgroundClock(CommandSourceStack source) {
+        var level = source.getServer().getLevel(CreativeSpaceRoom.WORLD);
+        if (level == null) {
+            throw new IllegalStateException("playground level not loaded");
+        }
+        return level.dimensionType().defaultClock()
+                .orElseThrow(() -> new IllegalStateException("playground dimension type has no default clock"));
+    }
+
+    private ServerPlayer requirePlaygroundPlayer(CommandContext<CommandSourceStack> ctx) {
+        var p = ctx.getSource().getPlayer();
+        if (p == null || !p.level().dimension().equals(CreativeSpaceRoom.WORLD)) {
+            if (p != null) {
+                p.sendSystemMessage(Component.translatable("message.sfcraft.playground.only_here"));
+            }
+            return null;
+        }
+        return p;
+    }
+
+    private static int wrapTime(long ticks) {
+        return (int) Math.floorMod(ticks, 24000L);
+    }
+
     public void onPlayerJoin(ServerPlayer player) {
         player.sendSystemMessage(Component.translatable("message.sfcraft.playground.welcome"));
         player.sendSystemMessage(Component.translatable("message.sfcraft.playground.features_available").withColor(CommonColors.WHITE)
                 .append(Component.translatable("message.sfcraft.playground.features_list").withColor(Color.MAGENTA.getRGB())));
         player.sendSystemMessage(Component.nullToEmpty("    "));
         player.sendSystemMessage(Component.translatable("message.sfcraft.playground.upload_hint").withColor(CommonColors.GRAY)
-                .append(Component.literal("/upload schematic").withColor(CommonColors.BLUE).withStyle(it -> it.withUnderlined(true))));
+                .append(Component.literal("/upload schematic").withColor(CommonColors.SOFT_YELLOW).withStyle(it -> it.withUnderlined(true))));
         player.sendSystemMessage(Component.translatable("message.sfcraft.playground.mobs_no_escape").withColor(CommonColors.GRAY));
         player.sendSystemMessage(Component.translatable("message.sfcraft.playground.how_to_leave").withColor(CommonColors.GRAY));
         player.setGameMode(GameType.CREATIVE);

src/main/java/io/ib67/sfcraft/util/SFConsts.java

@@ -24,6 +24,7 @@ public class SFConsts {
     public static final Permission<Player> COMMAND_PLAYGROUND = ofSFCPermission("command.playground", true);
     public static final Permission<Player> COMMAND_PLAYGROUND_GAMEMODE = ofSFCPermission("command.playground.gamemode", true);
     public static final Permission<Player> COMMAND_PLAYGROUND_TELEPORT = ofSFCPermission("command.playground.teleport", true);
+    public static final Permission<Player> COMMAND_PLAYGROUND_TIME = ofSFCPermission("command.playground.time", true);
     public static final Permission<Player> COMMAND_RECO = ofSFCPermission("command.reco", true);
 
     public static Permission<Player> ofSFCPermission(String key, boolean byDefault) {

src/main/resources/assets/sfcraft/lang/en_us.json

@@ -53,10 +53,13 @@
   "message.sfcraft.playground.only_here": "You can only use this in playground!",
   "message.sfcraft.playground.welcome": "You are now in the creative playground. Use //schem list to view available schematics.",
   "message.sfcraft.playground.features_available": "The following features are now available: ",
-  "message.sfcraft.playground.features_list": "/player /track /summon /setblock /gm (gamemode) /pt (teleport) /polymer creative and all WorldEdit commands.",
+  "message.sfcraft.playground.features_list": "/player, /track, /summon, /setblock, /gm (gamemode), /pt (teleport), /playgrd time, /polymer creative and all WorldEdit commands.",
   "message.sfcraft.playground.upload_hint": "How to upload schematics to the playground: ",
   "message.sfcraft.playground.mobs_no_escape": "Mobs in the playground cannot escape to other dimensions.",
   "message.sfcraft.playground.how_to_leave": "Use /reco or rejoin the game to leave.",
+  "message.sfcraft.playground.time_set": "Playground time set to %s",
+  "message.sfcraft.playground.time_added": "Playground time increased by %s",
+  "message.sfcraft.playground.time_query": "Playground time: %s",
   "message.sfcraft.schem.no_permission": "You don't have permission to use the upload feature. Please contact an administrator.",
   "message.sfcraft.schem.click_to_upload": "Click this URL to upload schematic files.",
   "message.sfcraft.schem.saved": "Schematic %s has been saved! Use //schem list to find it",

src/main/resources/assets/sfcraft/lang/zh_cn.json

@@ -53,10 +53,13 @@
   "message.sfcraft.playground.only_here": "只能在游乐园中使用此功能！",
   "message.sfcraft.playground.welcome": "你现在正在创造游乐园中，使用 //schem list 查看可用投影。",
   "message.sfcraft.playground.features_available": "以下功能现在可用：",
-  "message.sfcraft.playground.features_list": "/player /track /summon /setblock /gm (gamemode) /pt (teleport) 及 WorldEdit 的所有命令。",
+  "message.sfcraft.playground.features_list": "/player, /track, /summon, /setblock, /gm (gamemode), /pt (teleport), /playgrd time, /polymer creative 及 WorldEdit 的所有命令。",
   "message.sfcraft.playground.upload_hint": "如何上传投影到游乐场: ",
   "message.sfcraft.playground.mobs_no_escape": "游乐园中的生物不能逃逸到其他维度。",
   "message.sfcraft.playground.how_to_leave": "使用 /reco 或重新加入游戏即可离开。",
+  "message.sfcraft.playground.time_set": "已设置游乐园时间: %s",
+  "message.sfcraft.playground.time_added": "已增加游乐园时间: %s",
+  "message.sfcraft.playground.time_query": "游乐园当前时间: %s",
   "message.sfcraft.schem.no_permission": "你没有使用上传功能的权限！请联系管理员申请",
   "message.sfcraft.schem.click_to_upload": "点击此链接以上传投影文件。",
   "message.sfcraft.schem.saved": "投影 %s 已保存！使用 //schem list 查找它",

src/main/resources/data/sfcraft/dimension/playground.json

@@ -1,5 +1,5 @@
 {
-  "type": "overworld",
+  "type": "sfcraft:playground",
   "generator": {
     "type": "flat",
     "settings": {

src/main/resources/data/sfcraft/dimension_type/playground.json

@@ -0,0 +1,55 @@
+{
+  "ambient_light": 0.0,
+  "attributes": {
+    "minecraft:audio/ambient_sounds": {
+      "mood": {
+        "block_search_extent": 8,
+        "offset": 2.0,
+        "sound": "minecraft:ambient.cave",
+        "tick_delay": 6000
+      }
+    },
+    "minecraft:audio/background_music": {
+      "creative": {
+        "max_delay": 24000,
+        "min_delay": 12000,
+        "sound": "minecraft:music.creative"
+      },
+      "default": {
+        "max_delay": 24000,
+        "min_delay": 12000,
+        "sound": "minecraft:music.game"
+      }
+    },
+    "minecraft:gameplay/bed_rule": {
+      "can_set_spawn": "always",
+      "can_sleep": "when_dark",
+      "error_message": {
+        "translate": "block.minecraft.bed.no_sleep"
+      }
+    },
+    "minecraft:gameplay/nether_portal_spawns_piglin": true,
+    "minecraft:gameplay/respawn_anchor_works": false,
+    "minecraft:visual/ambient_light_color": "#0a0a0a",
+    "minecraft:visual/cloud_color": "#ccffffff",
+    "minecraft:visual/cloud_height": 192.33,
+    "minecraft:visual/fog_color": "#c0d8ff",
+    "minecraft:visual/sky_color": "#78a7ff"
+  },
+  "coordinate_scale": 1.0,
+  "default_clock": "sfcraft:playground",
+  "has_ceiling": false,
+  "has_ender_dragon_fight": false,
+  "has_skylight": true,
+  "height": 384,
+  "infiniburn": "#minecraft:infiniburn_overworld",
+  "logical_height": 384,
+  "min_y": -64,
+  "monster_spawn_block_light_limit": 0,
+  "monster_spawn_light_level": {
+    "type": "minecraft:uniform",
+    "max_inclusive": 7,
+    "min_inclusive": 0
+  },
+  "timelines": "#minecraft:in_overworld"
+}

src/main/resources/data/sfcraft/world_clock/playground.json

@@ -0,0 +1 @@
+{}