1 files changed, 40 insertions, 0 deletions
diff --git a/makima/frontend/src/lib/api.ts b/makima/frontend/src/lib/api.ts
new file mode 100644
index 0000000..a6f6c3e
--- /dev/null
+++ b/makima/frontend/src/lib/api.ts
@@ -0,0 +1,40 @@
+const API_CONFIG = {
+  local: {
+    http: "http://localhost:8080",
+    ws: "ws://localhost:8080",
+  },
+  production: {
+    http: "https://api.makima.jp",
+    ws: "wss://api.makima.jp",
+  },
+} as const;
+
+type Environment = "local" | "production";
+
+function detectEnvironment(): Environment {
+  // Check if explicitly set via env var
+  const envOverride = import.meta.env.VITE_API_ENV as Environment | undefined;
+  if (envOverride && (envOverride === "local" || envOverride === "production")) {
+    return envOverride;
+  }
+
+  // Auto-detect based on hostname
+  if (typeof window !== "undefined") {
+    const hostname = window.location.hostname;
+    if (hostname === "localhost" || hostname === "127.0.0.1") {
+      return "local";
+    }
+  }
+
+  return "production";
+}
+
+const env = detectEnvironment();
+
+export const API_BASE = API_CONFIG[env].http;
+export const WS_BASE = API_CONFIG[env].ws;
+export const LISTEN_ENDPOINT = `${WS_BASE}/api/v1/listen`;
+
+export function getEnvironment(): Environment {
+  return env;
+}