fix time duration

src/App.vue

@@ -4,7 +4,7 @@ import { load as loadStore } from "@tauri-apps/plugin-store";
 import { invoke } from "@tauri-apps/api/core";
 import { listen } from "@tauri-apps/api/event";
 import { 
-  RefreshCw, Calendar, ChevronLeft, ChevronRight, Play, Pause, SquarePlus, Tag as TagIcon, Download, Settings, Maximize2, X, Image as ImageIcon, BarChart2 
+  RefreshCw, Calendar, ChevronLeft, ChevronRight, Play, Pause, SquarePlus, Tag as TagIcon, Download, Settings, Maximize2, X, Image as ImageIcon, BarChart2, Trash2 
 } from "lucide-vue-next";
 
 import { 
@@ -219,6 +219,10 @@ const calendarDays = computed(() => {
 });
 
 const saveEvent = async () => {
+  if (editingEvent.value.end_minute <= editingEvent.value.start_minute) {
+    showToast("结束时间必须晚于开始时间", "error");
+    return;
+  }
   try {
     await invoke("save_event", { event: editingEvent.value });
     isEventModalOpen.value = false; await loadEvents(); showToast("事件已保存");
@@ -231,7 +235,7 @@ const deleteEvent = async (id: number) => {
 
 const handleQuickAddEvent = () => {
   let start = dayEvents.value.length ? Math.max(...dayEvents.value.map(e => e.end_minute)) : 0;
-  let end = currentLogicalMinute.value >= 0 ? currentLogicalMinute.value : 1439;
+  let end = currentLogicalMinute.value >= 0 ? currentLogicalMinute.value : Math.min(start + 30, 1439);
   editingEvent.value = { id: 0, date: currentDate.value, start_minute: Math.min(start, end), end_minute: end, main_tag_id: mainTags.value[0]?.id || 0, sub_tag_id: null, content: "" };
   isEventModalOpen.value = true;
 };

src/store/dashboardStore.ts

@@ -1,7 +1,7 @@
 import { ref, computed, watch } from "vue";
 import { invoke } from "@tauri-apps/api/core";
 import { DBEvent } from "../types";
-import { currentDate, getTagColor, getTagName, formatMinutes } from "./index";
+import { currentDate, getTagColor, getTagName, formatMinutes, parseISODate, toISODate } from "./index";
 
 // Re-export for easier access in Dashboard component
 export { getTagColor, getTagName, formatMinutes };
@@ -17,12 +17,17 @@ export const loadDashboardEvents = async () => {
 };
 
 watch([dashboardRange, currentDate], () => {
-  const end = new Date(currentDate.value);
-  let start = new Date(currentDate.value);
-  if (dashboardRange.value === '7days') start.setDate(end.getDate() - 6);
-  else if (dashboardRange.value === '30days') start.setDate(end.getDate() - 29);
-  dashboardStartDate.value = start.toLocaleDateString('sv');
-  dashboardEndDate.value = end.toLocaleDateString('sv');
+  const end = parseISODate(currentDate.value);
+  let start = parseISODate(currentDate.value);
+  
+  if (dashboardRange.value === '7days') {
+    start.setDate(end.getDate() - 6);
+  } else if (dashboardRange.value === '30days') {
+    start.setDate(end.getDate() - 29);
+  }
+  
+  dashboardStartDate.value = toISODate(start);
+  dashboardEndDate.value = toISODate(end);
   loadDashboardEvents();
 }, { immediate: true });
 
@@ -32,8 +37,7 @@ export const dashboardStats = computed(() => {
   const uniqueDays = new Set<string>();
 
   dashboardEvents.value.forEach(ev => {
-    let diff = ev.end_minute - ev.start_minute;
-    if (diff < 0) diff += 1440;
+    const diff = Math.max(0, ev.end_minute - ev.start_minute);
     totalMinutes += diff;
     uniqueDays.add(ev.date);
 

src/store/index.ts

@@ -5,6 +5,28 @@ import { Tag, DBEvent, TimelineItem, Toast } from "../types";
 export const TIME_OFFSET_MINUTES = 180;
 export const TOTAL_MINUTES = 1440;
 
+// --- Date Utils (Logical Day Safe) ---
+export const getLogicDateStr = (date: Date = new Date()) => {
+  // Subtract offset to get logic day
+  const d = new Date(date.getTime() - TIME_OFFSET_MINUTES * 60000);
+  const y = d.getFullYear();
+  const m = String(d.getMonth() + 1).padStart(2, '0');
+  const day = String(d.getDate()).padStart(2, '0');
+  return `${y}-${m}-${day}`;
+};
+
+export const parseISODate = (dateStr: string) => {
+  const [y, m, d] = dateStr.split('-').map(Number);
+  return new Date(y, m - 1, d, 12, 0, 0); 
+};
+
+export const toISODate = (date: Date) => {
+  const y = date.getFullYear();
+  const m = String(date.getMonth() + 1).padStart(2, '0');
+  const d = String(date.getDate()).padStart(2, '0');
+  return `${y}-${m}-${d}`;
+};
+
 // --- Config State ---
 export const isSetupComplete = ref(false);
 export const savePath = ref("");
@@ -16,7 +38,7 @@ export const theme = ref("system");
 
 // --- Global UI State ---
 export const isPaused = ref(false);
-export const currentDate = ref(new Date(Date.now() - TIME_OFFSET_MINUTES * 60000).toLocaleDateString('sv'));
+export const currentDate = ref(getLogicDateStr()); // Initialize with logic date
 export const viewMode = ref<'preview' | 'dashboard'>('preview');
 export const isFullscreen = ref(false);
 export const previewSrc = ref("");