4 files changed, 279 insertions, 0 deletions
diff --git a/ui/src/stores/auth.svelte.ts b/ui/src/stores/auth.svelte.ts
new file mode 100644
index 0000000..9df8835
--- /dev/null
+++ b/ui/src/stores/auth.svelte.ts
@@ -0,0 +1,141 @@
+import { invoke } from "@tauri-apps/api/core";
+import { open } from "@tauri-apps/plugin-shell";
+import type { Account, DeviceCodeResponse } from "../types";
+import { uiState } from "./ui.svelte";
+
+export class AuthState {
+  currentAccount = $state<Account | null>(null);
+  isLoginModalOpen = $state(false);
+  loginMode = $state<"select" | "offline" | "microsoft">("select");
+  offlineUsername = $state("");
+  deviceCodeData = $state<DeviceCodeResponse | null>(null);
+  msLoginLoading = $state(false);
+  msLoginStatus = $state("Waiting for authorization...");
+  
+  private pollInterval: any;
+  private isPollingRequestActive = false;
+
+  async checkAccount() {
+    try {
+      const acc = await invoke("get_active_account");
+      this.currentAccount = acc as Account | null;
+    } catch (e) {
+      console.error("Failed to check account:", e);
+    }
+  }
+
+  openLoginModal() {
+    if (this.currentAccount) {
+      if (confirm("Logout " + this.currentAccount.username + "?")) {
+        invoke("logout").then(() => (this.currentAccount = null));
+      }
+      return;
+    }
+    this.resetLoginState();
+    this.isLoginModalOpen = true;
+  }
+
+  closeLoginModal() {
+    this.stopPolling();
+    this.isLoginModalOpen = false;
+  }
+
+  resetLoginState() {
+    this.loginMode = "select";
+    this.offlineUsername = "";
+    this.deviceCodeData = null;
+    this.msLoginLoading = false;
+  }
+
+  async performOfflineLogin() {
+    if (!this.offlineUsername) return;
+    try {
+      this.currentAccount = (await invoke("login_offline", {
+        username: this.offlineUsername,
+      })) as Account;
+      this.isLoginModalOpen = false;
+    } catch (e) {
+      alert("Login failed: " + e);
+    }
+  }
+
+  async startMicrosoftLogin() {
+    this.loginMode = "microsoft";
+    this.msLoginLoading = true;
+    this.msLoginStatus = "Waiting for authorization...";
+    this.stopPolling();
+
+    try {
+      this.deviceCodeData = (await invoke(
+        "start_microsoft_login"
+      )) as DeviceCodeResponse;
+
+      if (this.deviceCodeData) {
+        try {
+          await navigator.clipboard.writeText(this.deviceCodeData.user_code);
+        } catch (e) {
+          console.error("Clipboard failed", e);
+        }
+
+        open(this.deviceCodeData.verification_uri);
+
+        console.log("Starting polling for token...");
+        const intervalMs = (this.deviceCodeData.interval || 5) * 1000;
+        this.pollInterval = setInterval(
+          () => this.checkLoginStatus(this.deviceCodeData!.device_code),
+          intervalMs
+        );
+      }
+    } catch (e) {
+      alert("Failed to start Microsoft login: " + e);
+      this.loginMode = "select";
+    } finally {
+      this.msLoginLoading = false;
+    }
+  }
+
+  stopPolling() {
+    if (this.pollInterval) {
+      clearInterval(this.pollInterval);
+      this.pollInterval = null;
+    }
+  }
+
+  async checkLoginStatus(deviceCode: string) {
+    if (this.isPollingRequestActive) return;
+    this.isPollingRequestActive = true;
+
+    console.log("Polling Microsoft API...");
+    try {
+      this.currentAccount = (await invoke("complete_microsoft_login", {
+        deviceCode,
+      })) as Account;
+
+      console.log("Login Successful!", this.currentAccount);
+      this.stopPolling();
+      this.isLoginModalOpen = false;
+      uiState.setStatus("Welcome back, " + this.currentAccount.username);
+    } catch (e: any) {
+      const errStr = e.toString();
+      if (errStr.includes("authorization_pending")) {
+        console.log("Status: Waiting for user to authorize...");
+      } else {
+        console.error("Polling Error:", errStr);
+        this.msLoginStatus = "Error: " + errStr;
+        
+        if (
+          errStr.includes("expired_token") ||
+          errStr.includes("access_denied")
+        ) {
+          this.stopPolling();
+          alert("Login failed: " + errStr);
+          this.loginMode = "select";
+        }
+      }
+    } finally {
+      this.isPollingRequestActive = false;
+    }
+  }
+}
+
+export const authState = new AuthState();
diff --git a/ui/src/stores/game.svelte.ts b/ui/src/stores/game.svelte.ts
new file mode 100644
index 0000000..feaf8d6
--- /dev/null
+++ b/ui/src/stores/game.svelte.ts
@@ -0,0 +1,48 @@
+import { invoke } from "@tauri-apps/api/core";
+import type { Version } from "../types";
+import { uiState } from "./ui.svelte";
+import { authState } from "./auth.svelte";
+
+export class GameState {
+  versions = $state<Version[]>([]);
+  selectedVersion = $state("");
+
+  async loadVersions() {
+    try {
+      this.versions = await invoke("get_versions");
+      if (this.versions.length > 0) {
+        const latest = this.versions.find((v) => v.type === "release");
+        this.selectedVersion = latest ? latest.id : this.versions[0].id;
+      }
+    } catch (e) {
+      console.error("Failed to fetch versions:", e);
+      uiState.setStatus("Error fetching versions: " + e);
+    }
+  }
+
+  async startGame() {
+    if (!authState.currentAccount) {
+      alert("Please login first!");
+      authState.openLoginModal();
+      return;
+    }
+
+    if (!this.selectedVersion) {
+      alert("Please select a version!");
+      return;
+    }
+
+    uiState.setStatus("Preparing to launch " + this.selectedVersion + "...");
+    console.log("Invoking start_game for version:", this.selectedVersion);
+    try {
+      const msg = await invoke("start_game", { versionId: this.selectedVersion });
+      console.log("Response:", msg);
+      uiState.setStatus(msg as string);
+    } catch (e) {
+      console.error(e);
+      uiState.setStatus("Error: " + e);
+    }
+  }
+}
+
+export const gameState = new GameState();
diff --git a/ui/src/stores/settings.svelte.ts b/ui/src/stores/settings.svelte.ts
new file mode 100644
index 0000000..a1f687c
--- /dev/null
+++ b/ui/src/stores/settings.svelte.ts
@@ -0,0 +1,56 @@
+import { invoke } from "@tauri-apps/api/core";
+import type { LauncherConfig, JavaInstallation } from "../types";
+import { uiState } from "./ui.svelte";
+
+export class SettingsState {
+  settings = $state<LauncherConfig>({
+    min_memory: 1024,
+    max_memory: 2048,
+    java_path: "java",
+    width: 854,
+    height: 480,
+  });
+  javaInstallations = $state<JavaInstallation[]>([]);
+  isDetectingJava = $state(false);
+
+  async loadSettings() {
+    try {
+      this.settings = await invoke("get_settings");
+    } catch (e) {
+      console.error("Failed to load settings:", e);
+    }
+  }
+
+  async saveSettings() {
+    try {
+      await invoke("save_settings", { config: this.settings });
+      uiState.setStatus("Settings saved!");
+    } catch (e) {
+      console.error("Failed to save settings:", e);
+      uiState.setStatus("Error saving settings: " + e);
+    }
+  }
+
+  async detectJava() {
+    this.isDetectingJava = true;
+    try {
+      this.javaInstallations = await invoke("detect_java");
+      if (this.javaInstallations.length === 0) {
+        uiState.setStatus("No Java installations found");
+      } else {
+        uiState.setStatus(`Found ${this.javaInstallations.length} Java installation(s)`);
+      }
+    } catch (e) {
+      console.error("Failed to detect Java:", e);
+      uiState.setStatus("Error detecting Java: " + e);
+    } finally {
+      this.isDetectingJava = false;
+    }
+  }
+
+  selectJava(path: string) {
+    this.settings.java_path = path;
+  }
+}
+
+export const settingsState = new SettingsState();
diff --git a/ui/src/stores/ui.svelte.ts b/ui/src/stores/ui.svelte.ts
new file mode 100644
index 0000000..8fc339b
--- /dev/null
+++ b/ui/src/stores/ui.svelte.ts
@@ -0,0 +1,34 @@
+export class UIState {
+  currentView = $state("home");
+  status = $state("Ready");
+  showConsole = $state(false);
+  appVersion = $state("...");
+  
+  private statusTimeout: any;
+
+  constructor() {
+    // Watch for status changes to auto-dismiss
+    $effect(() => {
+        if (this.status !== "Ready") {
+            if (this.statusTimeout) clearTimeout(this.statusTimeout);
+            this.statusTimeout = setTimeout(() => {
+                this.status = "Ready";
+            }, 5000);
+        }
+    });
+  }
+
+  setStatus(msg: string) {
+    this.status = msg;
+  }
+
+  toggleConsole() {
+    this.showConsole = !this.showConsole;
+  }
+
+  setView(view: string) {
+    this.currentView = view;
+  }
+}
+
+export const uiState = new UIState();