feat: 调整默认排课节奏并限制时间选择

第一节 08:00-09:00，之后从 09:30 起每小时一节至 21:30；排课时间仅可选整点或半点。

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/shared/src/constants.ts

@@ -15,17 +15,42 @@ export const DEFAULT_SLOT_CAPACITY = 1
 /** 自动生成时段的天数范围 */
 export const SLOT_GENERATION_DAYS = 14
 
-/** 默认排课时间表：每天 08:00-22:00，每小时一节课 */
-export const DEFAULT_SCHEDULE_START_HOUR = 8
-export const DEFAULT_SCHEDULE_END_HOUR = 22
+/** 默认排课时间表：第一节 08:00-09:00，之后从 09:30 起每小时一节至 21:30 */
+export const DEFAULT_SCHEDULE_START_TIME = '08:00'
+export const DEFAULT_SCHEDULE_END_TIME = '21:30'
+/** 第一节课后的半点课表起点 */
+export const DEFAULT_SCHEDULE_OFFSET_START_TIME = '09:30'
+/** 排课时间选择步长：仅整点与半点 */
+export const SCHEDULE_MINUTE_STEP = 30
+
+function parseTimeToMinutes(time: string): number {
+  const [hours, minutes] = time.split(':').map(Number)
+  return hours * 60 + (minutes || 0)
+}
+
+function formatMinutesToTime(totalMinutes: number): string {
+  const hours = Math.floor(totalMinutes / 60)
+  const minutes = totalMinutes % 60
+  return `${String(hours).padStart(2, '0')}:${String(minutes).padStart(2, '0')}`
+}
 
 /** 生成默认时段列表 (startTime, endTime) */
 export function getDefaultTimeSlots(): ReadonlyArray<{ readonly startTime: string; readonly endTime: string }> {
-  const slots: Array<{ startTime: string; endTime: string }> = []
-  for (let h = DEFAULT_SCHEDULE_START_HOUR; h < DEFAULT_SCHEDULE_END_HOUR; h++) {
-    const startTime = String(h).padStart(2, '0') + ':00'
-    const endTime = String(h + 1).padStart(2, '0') + ':00'
-    slots.push({ startTime, endTime })
+  const duration = 60
+  const slots: Array<{ startTime: string; endTime: string }> = [
+    { startTime: DEFAULT_SCHEDULE_START_TIME, endTime: '09:00' },
+  ]
+  const endMinutes = parseTimeToMinutes(DEFAULT_SCHEDULE_END_TIME)
+
+  for (
+    let t = parseTimeToMinutes(DEFAULT_SCHEDULE_OFFSET_START_TIME);
+    t + duration <= endMinutes;
+    t += duration
+  ) {
+    slots.push({
+      startTime: formatMinutesToTime(t),
+      endTime: formatMinutesToTime(t + duration),
+    })
   }
   return slots
 }

packages/shared/src/index.ts

@@ -19,8 +19,10 @@ export {
   DEFAULT_STUDIO_GALLERY_PHOTOS,
   DEFAULT_SLOT_CAPACITY,
   SLOT_GENERATION_DAYS,
-  DEFAULT_SCHEDULE_START_HOUR,
-  DEFAULT_SCHEDULE_END_HOUR,
+  DEFAULT_SCHEDULE_START_TIME,
+  DEFAULT_SCHEDULE_END_TIME,
+  DEFAULT_SCHEDULE_OFFSET_START_TIME,
+  SCHEDULE_MINUTE_STEP,
   getDefaultTimeSlots,
   TIME_PERIODS,
   DATE_SELECTOR_DAYS,