feat: add game console component for logging game output and toggle visibility

1 files changed, 65 insertions, 0 deletions

diff --git a/ui/src/lib/GameConsole.svelte b/ui/src/lib/GameConsole.svelte
new file mode 100644
index 0000000..d6913a5
--- /dev/null
+++ b/ui/src/lib/GameConsole.svelte
@@ -0,0 +1,65 @@
+<script lang="ts">
+  import { listen } from "@tauri-apps/api/event";
+  import { onMount, onDestroy } from "svelte";
+
+  export let visible = false;
+
+  let logs: { type: 'stdout' | 'stderr', line: string }[] = [];
+  let consoleElement: HTMLDivElement;
+  let unlistenStdout: () => void;
+  let unlistenStderr: () => void;
+
+  onMount(async () => {
+    unlistenStdout = await listen<string>("game-stdout", (event) => {
+      addLog('stdout', event.payload);
+    });
+
+    unlistenStderr = await listen<string>("game-stderr", (event) => {
+      addLog('stderr', event.payload);
+    });
+  });
+
+  onDestroy(() => {
+    if (unlistenStdout) unlistenStdout();
+    if (unlistenStderr) unlistenStderr();
+  });
+
+  function addLog(type: 'stdout' | 'stderr', line: string) {
+    logs = [...logs, { type, line }];
+    if (logs.length > 1000) {
+      logs = logs.slice(logs.length - 1000);
+    }
+    // Auto-scroll
+    setTimeout(() => {
+        if (consoleElement) {
+            consoleElement.scrollTop = consoleElement.scrollHeight;
+        }
+    }, 0);
+  }
+
+  function clearLogs() {
+      logs = [];
+  }
+</script>
+
+{#if visible}
+<div class="fixed bottom-0 left-0 right-0 h-64 bg-zinc-950/95 border-t border-zinc-700 backdrop-blur flex flex-col z-50 transition-transform duration-300 transform translate-y-0">
+  <div class="flex items-center justify-between px-4 py-2 border-b border-zinc-800 bg-zinc-900/50">
+    <span class="text-xs font-bold text-zinc-400 uppercase tracking-widest">Game Console</span>
+    <div class="flex gap-2">
+        <button on:click={clearLogs} class="text-xs text-zinc-500 hover:text-white px-2 py-1 rounded transition">Clear</button>
+        <button on:click={() => visible = false} class="text-xs text-zinc-500 hover:text-white px-2 py-1 rounded transition">Close</button>
+    </div>
+  </div>
+  <div bind:this={consoleElement} class="flex-1 overflow-y-auto p-4 font-mono text-xs space-y-1">
+    {#each logs as log}
+      <div class="{log.type === 'stderr' ? 'text-red-400' : 'text-zinc-300'} whitespace-pre-wrap break-all border-l-2 pl-2 {log.type === 'stderr' ? 'border-red-900/50' : 'border-transparent'}">
+        {log.line}
+      </div>
+    {/each}
+    {#if logs.length === 0}
+        <div class="text-zinc-600 italic">Waiting for game output...</div>
+    {/if}
+  </div>
+</div>
+{/if}