集成 MyTools：启动拉取配置、动态加班起算时间、保存加班记录

- 启动时从 MyTools 拉取加班起算时间配置（1s超时fallback默认17:20）
- calculateTimeDifference 改用动态 overtimeStart 替代硬编码 17:20
- 计算完成后显示"保存到 MyTools"按钮，POST 记录到 API
- 支持 upsert（同日期覆盖），Toast 提示成功/失败
- MyTools 不可用时所有功能独立正常运行

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

main.template.js

@@ -61,15 +61,15 @@
         // 计算最大值和最小值
         const maxTime = Math.max(...validTimes);
         const minTime = Math.min(...validTimes);
-        // 工作日从下午5点20分（17:20:00）开始计算加班
-        const fiveTwentyPM = (17 * 3600 + 20 * 60) * 1000;
+        // 工作日加班起算时间（从配置获取）
+        const overtimeStartMs = parseOvertimeStart(overtimeConfig.overtime_start);
         let timeDifferenceInHours;
 
         // 计算加班时间
         if (workDay) {
             // 工作日
-            if (maxTime >= fiveTwentyPM) {
-                timeDifferenceInHours = (maxTime - fiveTwentyPM) / (1000 * 60 * 60);
+            if (maxTime >= overtimeStartMs) {
+                timeDifferenceInHours = (maxTime - overtimeStartMs) / (1000 * 60 * 60);
             } else {
                 timeDifferenceInHours = 0;
             }
@@ -190,6 +190,127 @@
     }
 
     const QUERY_DELAY_MS = 500;
+    const MYTOOLS_BASE = 'https://mytools.fengbohan.com';
+
+    // 加班配置（默认值，启动时尝试从 MyTools 拉取）
+    let overtimeConfig = { overtime_start: '17:20', weekly_target: 18 };
+
+    // 上次计算的结果缓存（用于保存到 MyTools）
+    let lastOvertimeRecords = [];
+
+    async function initConfig() {
+        try {
+            const resp = await fetch(`${MYTOOLS_BASE}/api/overtime-config`, {
+                signal: AbortSignal.timeout(2000)
+            });
+            if (resp.ok) {
+                const data = await resp.json();
+                overtimeConfig = data;
+                console.log('FM-OHS: 已从 MyTools 拉取配置', overtimeConfig);
+            }
+        } catch (e) {
+            console.log('FM-OHS: MyTools 不可用，使用默认配置');
+        }
+    }
+
+    // 解析加班起算时间为秒数
+    function parseOvertimeStart(timeStr) {
+        const [h, m] = timeStr.split(':').map(Number);
+        return (h * 3600 + m * 60) * 1000;
+    }
+
+    // 收集表格数据（不修改 DOM，返回记录数组）
+    function collectOvertimeRecords() {
+        const table = document.getElementById('grid');
+        if (!table) return [];
+        const rows = table.getElementsByTagName('tr');
+        const records = [];
+        for (let i = 1; i < rows.length; i++) {
+            const cells = rows[i].getElementsByTagName('td');
+            if (cells.length > 1) {
+                const timeStr = cells[3].textContent;
+                const weekday = cells[2].textContent;
+                const date = cells[1].textContent;
+                const workDay = isWorkDay(weekday, date);
+                const hours = calculateTimeDifference(timeStr, workDay);
+                records.push({ date, weekday, hours: parseFloat(hours.toFixed(2)), workday: workDay });
+            }
+        }
+        return records;
+    }
+
+    // Toast 提示
+    function showToast(message, type) {
+        const toast = document.createElement('div');
+        toast.textContent = message;
+        Object.assign(toast.style, {
+            position: 'fixed', top: '20px', right: '20px', zIndex: '99999',
+            padding: '12px 20px', borderRadius: '6px', fontSize: '14px',
+            fontFamily: '"Microsoft Yahei", sans-serif',
+            color: '#fff', backgroundColor: type === 'success' ? '#28a745' : '#dc3545',
+            boxShadow: '0 4px 12px rgba(0,0,0,0.2)', transition: 'opacity 0.3s',
+        });
+        document.body.appendChild(toast);
+        setTimeout(() => { toast.style.opacity = '0'; }, 2500);
+        setTimeout(() => { toast.remove(); }, 3000);
+    }
+
+    // 保存加班记录到 MyTools
+    async function saveToMyTools() {
+        if (lastOvertimeRecords.length === 0) {
+            showToast('没有可保存的加班记录', 'error');
+            return;
+        }
+        const total = lastOvertimeRecords.reduce((s, r) => s + r.hours, 0);
+        const weekLabel = (() => {
+            const d = new Date();
+            const iso = (d2 => {
+                const start = new Date(d2.getFullYear(), 0, 1);
+                const days = Math.floor((d2 - start) / 86400000);
+                return `${d2.getFullYear()}-W${String(Math.ceil((days + start.getDay() + 1) / 7)).padStart(2, '0')}`;
+            })(d);
+            return iso;
+        })();
+
+        try {
+            const resp = await fetch(`${MYTOOLS_BASE}/api/overtime-records`, {
+                method: 'POST',
+                headers: { 'Content-Type': 'application/json' },
+                body: JSON.stringify({ week: weekLabel, records: lastOvertimeRecords, total: parseFloat(total.toFixed(2)) }),
+                signal: AbortSignal.timeout(3000),
+            });
+            if (resp.ok) {
+                showToast(`已保存 ${lastOvertimeRecords.length} 条记录到 MyTools`, 'success');
+            } else {
+                showToast('保存失败: ' + resp.status, 'error');
+            }
+        } catch (e) {
+            showToast('MyTools 不可用，请确认服务已启动', 'error');
+        }
+    }
+
+    // 创建保存按钮（浮动在表格上方）
+    function showSaveButton() {
+        // 移除旧按钮
+        const old = document.getElementById('fmohs-save-btn');
+        if (old) old.remove();
+
+        const btn = document.createElement('button');
+        btn.id = 'fmohs-save-btn';
+        btn.textContent = '保存到 MyTools';
+        Object.assign(btn.style, {
+            margin: '8px 4px', padding: '6px 16px', fontSize: '13px',
+            backgroundColor: '#1f6feb', color: '#fff', border: 'none',
+            borderRadius: '4px', cursor: 'pointer', fontFamily: '"Microsoft Yahei", sans-serif',
+        });
+        btn.addEventListener('click', saveToMyTools);
+
+        // 插入到 grid 表格上方
+        const gridView = document.getElementById('gview_grid');
+        if (gridView) {
+            gridView.parentNode.insertBefore(btn, gridView);
+        }
+    }
 
     // 创建菜单按钮
     function createMenuButton(text, options = {}) {
@@ -275,6 +396,10 @@
             return;
         }
         titleCell.textContent = `加班时间(${totalSum.toFixed(2)}小时)`;
+
+        // 收集记录并显示保存按钮
+        lastOvertimeRecords = collectOvertimeRecords();
+        showSaveButton();
     }
 
     const queryButton = document.getElementById("query");
@@ -303,4 +428,7 @@
     container.appendChild(button3);
     console.log("复旦微加班时间统计脚本已加载");
     console.log("点击按钮后会统计加班时间");
+
+    // 启动时拉取配置（非阻塞）
+    initConfig();
 })()