迁移好友通知监听脚本

2026-04-25 14:02:04 +08:00
parent 14511b6230
commit a766f2a9c5
3 changed files with 199 additions and 150 deletions
@@ -0,0 +1,188 @@
+// 聊天室好友与通用大卡片广播通知监听，集中管理 Echo 订阅和弹窗渲染。
+
+import { escapeHtml } from "./html.js";
+
+/**
+ * 读取页面 CSRF Token。
+ *
+ * @returns {string}
+ */
+function getCsrfToken() {
+    return document.querySelector('meta[name="csrf-token"]')?.content ?? "";
+}
+
+/**
+ * 等待 Echo 与聊天上下文就绪后再订阅频道。
+ *
+ * @param {Function} callback
+ * @returns {void}
+ */
+function whenEchoReady(callback) {
+    if (!window.Echo || !window.chatContext) {
+        window.setTimeout(() => whenEchoReady(callback), 500);
+        return;
+    }
+
+    callback();
+}
+
+/**
+ * 同步移除对方好友关系。
+ *
+ * @param {string} username
+ * @returns {Promise<void>}
+ */
+async function removeFriendBack(username) {
+    await fetch(`/friend/${encodeURIComponent(username)}/remove`, {
+        method: "DELETE",
+        headers: {
+            "Content-Type": "application/json",
+            "X-CSRF-TOKEN": getCsrfToken(),
+            "Accept": "application/json",
+        },
+        body: JSON.stringify({
+            room_id: window.chatContext?.roomId,
+        }),
+    });
+}
+
+/**
+ * 显示好友添加居中大卡弹窗。
+ *
+ * @param {string} fromUsername
+ * @param {boolean} hasAddedBack
+ * @returns {void}
+ */
+export function showFriendBanner(fromUsername, hasAddedBack) {
+    if (!window.chatBanner) {
+        return;
+    }
+
+    if (hasAddedBack) {
+        window.chatBanner.show({
+            id: "friend-banner",
+            icon: "🎉💚🎉",
+            title: "好友通知",
+            name: fromUsername,
+            body: "将你加为好友了！",
+            sub: "你们现在互为好友 🎊",
+            gradient: ["#065f46", "#059669", "#10b981"],
+            titleColor: "#a7f3d0",
+            autoClose: 5000,
+        });
+        return;
+    }
+
+    window.chatBanner.show({
+        id: "friend-banner",
+        icon: "💚📩",
+        title: "好友申请",
+        name: fromUsername,
+        body: "将你加为好友了！",
+        sub: "但你还没有回加对方为好友",
+        gradient: ["#1e3a5f", "#1d4ed8", "#0891b2"],
+        titleColor: "#bae6fd",
+        autoClose: 0,
+        buttons: [
+            {
+                label: "➕ 回加好友",
+                color: "#10b981",
+                onClick: async (button, close) => {
+                    await window.quickFriendAction?.("add", fromUsername, button);
+                    if (button.textContent.startsWith("✅")) {
+                        window.setTimeout(close, 1500);
+                    }
+                },
+            },
+            {
+                label: "稍后再说",
+                color: "rgba(255,255,255,0.15)",
+                onClick: (button, close) => close(),
+            },
+        ],
+    });
+}
+
+/**
+ * 订阅好友私有频道通知。
+ *
+ * @returns {void}
+ */
+export function setupFriendNotification() {
+    whenEchoReady(() => {
+        const myId = window.chatContext.userId;
+
+        window.Echo.private(`user.${myId}`)
+            .listen(".FriendAdded", (event) => {
+                showFriendBanner(event.from_username, event.has_added_back);
+            })
+            .listen(".FriendRemoved", (event) => {
+                const fromUsername = String(event.from_username ?? "");
+                const safeUsername = escapeHtml(fromUsername);
+
+                if (event.had_added_back) {
+                    window.chatToast?.show?.({
+                        title: "好友通知",
+                        message: `<b>${safeUsername}</b> 已将你从好友列表移除。<br><span style="color:#6b7280; font-size:12px;">你的好友列表中仍保留对方，可点击同步移除。</span>`,
+                        icon: "👥",
+                        color: "#6b7280",
+                        duration: 10000,
+                        action: {
+                            label: `🗑️ 同步移除 ${fromUsername}`,
+                            onClick: async () => removeFriendBack(fromUsername),
+                        },
+                    });
+                    return;
+                }
+
+                window.chatToast?.show?.({
+                    title: "好友通知",
+                    message: `<b>${safeUsername}</b> 已将你从他的好友列表移除。`,
+                    icon: "👥",
+                    color: "#9ca3af",
+                });
+            });
+    });
+}
+
+/**
+ * 订阅通用大卡片通知广播。
+ *
+ * @returns {void}
+ */
+export function setupBannerNotification() {
+    whenEchoReady(() => {
+        const myId = window.chatContext.userId;
+        const roomId = window.chatContext.roomId;
+        const showBanner = (event) => {
+            if (event.options && typeof event.options === "object") {
+                window.chatBanner?.show?.(event.options);
+            }
+        };
+
+        // 私有频道只推送给指定用户，房间频道推送给当前房间在线用户。
+        window.Echo.private(`user.${myId}`).listen(".BannerNotification", showBanner);
+
+        if (roomId) {
+            window.Echo.join(`room.${roomId}`).listen(".BannerNotification", showBanner);
+        }
+    });
+}
+
+/**
+ * 绑定好友与大卡片通知监听，并暴露旧全局函数。
+ *
+ * @returns {void}
+ */
+export function bindFriendNotificationControls() {
+    if (typeof window === "undefined") {
+        return;
+    }
+
+    window.showFriendBanner = showFriendBanner;
+    window.setupFriendNotification = setupFriendNotification;
+    window.setupBannerNotification = setupBannerNotification;
+
+    setupFriendNotification();
+    setupBannerNotification();
+}