calendar/src/components/CalendarView.vue

466 lines
12 KiB
Vue

<script setup>
import { ref, onMounted, onBeforeUnmount, computed } from 'vue'
import { useCalendarStore } from '@/stores/CalendarStore'
import CalendarHeader from '@/components/CalendarHeader.vue'
import CalendarWeek from '@/components/CalendarWeek.vue'
import Jogwheel from '@/components/Jogwheel.vue'
import EventDialog from '@/components/EventDialog.vue'
import { isoWeekInfo, getLocalizedMonthName, monthAbbr, lunarPhaseSymbol, pad, mondayIndex, daysInclusive, addDaysStr, formatDateRange } from '@/utils/date'
import { toLocalString, fromLocalString } from '@/utils/date'
const calendarStore = useCalendarStore()
const viewport = ref(null)
const eventDialog = ref(null)
// UI state moved from store
const scrollTop = ref(0)
const viewportHeight = ref(600)
const rowHeight = ref(64)
const baseDate = new Date(2024, 0, 1) // Monday
// Selection state moved from store
const selection = ref({ start: null, end: null })
const isDragging = ref(false)
const dragAnchor = ref(null)
const WEEK_MS = 7 * 24 * 60 * 60 * 1000
const minVirtualWeek = computed(() => {
const date = new Date(calendarStore.minYear, 0, 1)
const monday = new Date(date)
monday.setDate(date.getDate() - ((date.getDay() + 6) % 7))
return Math.floor((monday - baseDate) / WEEK_MS)
})
const maxVirtualWeek = computed(() => {
const date = new Date(calendarStore.maxYear, 11, 31)
const monday = new Date(date)
monday.setDate(date.getDate() - ((date.getDay() + 6) % 7))
return Math.floor((monday - baseDate) / WEEK_MS)
})
const totalVirtualWeeks = computed(() => {
return maxVirtualWeek.value - minVirtualWeek.value + 1
})
const initialScrollTop = computed(() => {
const targetWeekIndex = getWeekIndex(calendarStore.now) - 3
return (targetWeekIndex - minVirtualWeek.value) * rowHeight.value
})
const selectedDateRange = computed(() => {
if (!selection.value.start || !selection.value.end) return ''
return formatDateRange(fromLocalString(selection.value.start), fromLocalString(selection.value.end))
})
const todayString = computed(() => {
const t = calendarStore.now.toLocaleDateString(undefined, { weekday: 'long', month: 'long', day: 'numeric'}).replace(/,? /, "\n")
return t.charAt(0).toUpperCase() + t.slice(1)
})
const visibleWeeks = computed(() => {
const buffer = 10
const startIdx = Math.floor((scrollTop.value - buffer * rowHeight.value) / rowHeight.value)
const endIdx = Math.ceil((scrollTop.value + viewportHeight.value + buffer * rowHeight.value) / rowHeight.value)
const startVW = Math.max(minVirtualWeek.value, startIdx + minVirtualWeek.value)
const endVW = Math.min(maxVirtualWeek.value, endIdx + minVirtualWeek.value)
const weeks = []
for (let vw = startVW; vw <= endVW; vw++) {
weeks.push(createWeek(vw))
}
return weeks
})
const contentHeight = computed(() => {
return totalVirtualWeeks.value * rowHeight.value
})
// Functions moved from store
function computeRowHeight() {
const el = document.createElement('div')
el.style.position = 'absolute'
el.style.visibility = 'hidden'
el.style.height = 'var(--cell-h)'
document.body.appendChild(el)
const h = el.getBoundingClientRect().height || 64
el.remove()
rowHeight.value = Math.round(h)
return rowHeight.value
}
function getWeekIndex(date) {
const monday = new Date(date)
monday.setDate(date.getDate() - mondayIndex(date))
return Math.floor((monday - baseDate) / WEEK_MS)
}
function getMondayForVirtualWeek(virtualWeek) {
const monday = new Date(baseDate)
monday.setDate(monday.getDate() + virtualWeek * 7)
return monday
}
function createWeek(virtualWeek) {
const monday = getMondayForVirtualWeek(virtualWeek)
const weekNumber = isoWeekInfo(monday).week
const days = []
const cur = new Date(monday)
let hasFirst = false
let monthToLabel = null
let labelYear = null
for (let i = 0; i < 7; i++) {
const dateStr = toLocalString(cur)
const eventsForDay = calendarStore.events.get(dateStr) || []
const dow = cur.getDay()
const isFirst = cur.getDate() === 1
if (isFirst) {
hasFirst = true
monthToLabel = cur.getMonth()
labelYear = cur.getFullYear()
}
let displayText = String(cur.getDate())
if (isFirst) {
if (cur.getMonth() === 0) {
displayText = cur.getFullYear()
} else {
displayText = monthAbbr[cur.getMonth()].slice(0,3).toUpperCase()
}
}
days.push({
date: dateStr,
dayOfMonth: cur.getDate(),
displayText,
monthClass: monthAbbr[cur.getMonth()],
isToday: dateStr === calendarStore.today,
isWeekend: calendarStore.weekend[dow],
isFirstDay: isFirst,
lunarPhase: lunarPhaseSymbol(cur),
isSelected: selection.value.start && selection.value.end && dateStr >= selection.value.start && dateStr <= selection.value.end,
events: eventsForDay
})
cur.setDate(cur.getDate() + 1)
}
let monthLabel = null
if (hasFirst && monthToLabel !== null) {
if (labelYear && labelYear <= calendarStore.config.max_year) {
// Calculate how many weeks this month spans
let weeksSpan = 0
const d = new Date(cur)
d.setDate(cur.getDate() - 1) // Go back to last day of the week we just processed
for (let i = 0; i < 6; i++) {
d.setDate(cur.getDate() - 1 + i * 7)
if (d.getMonth() === monthToLabel) weeksSpan++
}
const remainingWeeks = Math.max(1, maxVirtualWeek.value - virtualWeek + 1)
weeksSpan = Math.max(1, Math.min(weeksSpan, remainingWeeks))
const year = String(labelYear).slice(-2)
monthLabel = {
text: `${getLocalizedMonthName(monthToLabel)} '${year}`,
month: monthToLabel,
weeksSpan: weeksSpan,
height: weeksSpan * rowHeight.value
}
}
}
return {
virtualWeek,
weekNumber: pad(weekNumber),
days,
monthLabel,
top: (virtualWeek - minVirtualWeek.value) * rowHeight.value
}
}
function goToToday() {
const top = new Date(calendarStore.now)
top.setDate(top.getDate() - 21)
const targetWeekIndex = getWeekIndex(top)
scrollTop.value = (targetWeekIndex - minVirtualWeek.value) * rowHeight.value
if (viewport.value) {
viewport.value.scrollTop = scrollTop.value
}
}
function clearSelection() {
selection.value = { start: null, end: null }
}
function startDrag(dateStr) {
if (calendarStore.config.select_days === 0) return
isDragging.value = true
dragAnchor.value = dateStr
selection.value = { start: dateStr, end: dateStr }
}
function updateDrag(dateStr) {
if (!isDragging.value) return
const [start, end] = clampRange(dragAnchor.value, dateStr)
selection.value = { start, end }
}
function endDrag(dateStr) {
if (!isDragging.value) return
isDragging.value = false
const [start, end] = clampRange(dragAnchor.value, dateStr)
selection.value = { start, end }
}
function clampRange(anchorStr, otherStr) {
const limit = calendarStore.config.select_days
const forward = fromLocalString(otherStr) >= fromLocalString(anchorStr)
const span = daysInclusive(anchorStr, otherStr)
if (span <= limit) {
const a = [anchorStr, otherStr].sort()
return [a[0], a[1]]
}
if (forward) return [anchorStr, addDaysStr(anchorStr, limit - 1)]
return [addDaysStr(anchorStr, -(limit - 1)), anchorStr]
}
const onScroll = () => {
if (viewport.value) {
scrollTop.value = viewport.value.scrollTop
}
}
const handleJogwheelScrollTo = (newScrollTop) => {
if (viewport.value) {
viewport.value.scrollTop = newScrollTop
}
}
onMounted(() => {
// Compute row height and initialize
computeRowHeight()
calendarStore.updateCurrentDate()
if (viewport.value) {
viewportHeight.value = viewport.value.clientHeight
viewport.value.scrollTop = initialScrollTop.value
viewport.value.addEventListener('scroll', onScroll)
}
// Update time periodically
const timer = setInterval(() => {
calendarStore.updateCurrentDate()
}, 60000) // Update every minute
onBeforeUnmount(() => {
clearInterval(timer)
})
})
onBeforeUnmount(() => {
if (viewport.value) {
viewport.value.removeEventListener('scroll', onScroll)
}
})
const handleDayMouseDown = (dateStr) => {
startDrag(dateStr)
}
const handleDayMouseEnter = (dateStr) => {
if (isDragging.value) {
updateDrag(dateStr)
}
}
const handleDayMouseUp = (dateStr) => {
if (isDragging.value) {
endDrag(dateStr)
// Show event dialog if we have a selection
if (selection.value.start && selection.value.end && eventDialog.value) {
setTimeout(() => eventDialog.value.openCreateDialog(), 50)
}
}
}
// Touch event handlers
const handleDayTouchStart = (dateStr) => {
startDrag(dateStr)
}
const handleDayTouchMove = (dateStr) => {
if (isDragging.value) {
updateDrag(dateStr)
}
}
const handleDayTouchEnd = (dateStr) => {
if (isDragging.value) {
endDrag(dateStr)
// Show event dialog if we have a selection
if (selection.value.start && selection.value.end && eventDialog.value) {
setTimeout(() => eventDialog.value.openCreateDialog(), 50)
}
}
}
const handleEventClick = (eventInstanceId) => {
if (eventDialog.value) {
eventDialog.value.openEditDialog(eventInstanceId)
}
}
</script>
<template>
<div class="wrap">
<header>
<h1>Calendar</h1>
<div class="header-controls">
<div class="today-date" @click="goToToday">{{ todayString }}</div>
</div>
</header>
<CalendarHeader
:scroll-top="scrollTop"
:row-height="rowHeight"
:min-virtual-week="minVirtualWeek"
/>
<div class="calendar-container">
<div class="calendar-viewport" ref="viewport">
<div class="calendar-content" :style="{ height: contentHeight + 'px' }">
<CalendarWeek
v-for="week in visibleWeeks"
:key="week.virtualWeek"
:week="week"
:style="{ top: week.top + 'px' }"
@day-mousedown="handleDayMouseDown"
@day-mouseenter="handleDayMouseEnter"
@day-mouseup="handleDayMouseUp"
@day-touchstart="handleDayTouchStart"
@day-touchmove="handleDayTouchMove"
@day-touchend="handleDayTouchEnd"
@event-click="handleEventClick"
/>
<!-- Month labels positioned absolutely -->
<div
v-for="week in visibleWeeks"
:key="`month-${week.virtualWeek}`"
v-show="week.monthLabel"
class="month-name-label"
:style="{
top: week.top + 'px',
height: week.monthLabel?.height + 'px'
}"
>
<span>{{ week.monthLabel?.text }}</span>
</div>
</div>
</div>
<!-- Jogwheel as sibling to calendar-viewport -->
<Jogwheel
:total-virtual-weeks="totalVirtualWeeks"
:row-height="rowHeight"
:viewport-height="viewportHeight"
:scroll-top="scrollTop"
@scroll-to="handleJogwheelScrollTo"
/>
</div>
<EventDialog
ref="eventDialog"
:selection="selection"
@clear-selection="clearSelection"
/>
</div>
</template>
<style scoped>
.wrap {
height: 100vh;
display: flex;
flex-direction: column;
}
header {
display: flex;
justify-content: space-between;
align-items: center;
}
header h1 {
margin: 0;
padding: 0;
}
.header-controls {
display: flex;
gap: 1rem;
align-items: center;
}
.today-date {
cursor: pointer;
padding: 0.5rem;
background: var(--today-btn-bg);
color: var(--today-btn-text);
border-radius: 4px;
white-space: pre-line;
text-align: center;
font-size: 0.9rem;
}
.today-date:hover {
background: var(--today-btn-hover-bg);
}
.calendar-container {
flex: 1;
display: flex;
position: relative;
/* Prevent text selection in calendar */
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
-webkit-touch-callout: none;
-webkit-tap-highlight-color: transparent;
}
.calendar-viewport {
flex: 1;
overflow-y: auto;
overflow-x: hidden;
position: relative;
}
.calendar-content {
position: relative;
width: 100%;
}
.month-name-label {
position: absolute;
right: 0;
width: 3rem; /* Match jogwheel width */
font-size: 2em;
font-weight: 700;
color: var(--muted);
display: flex;
align-items: center;
justify-content: center;
pointer-events: none;
z-index: 15;
overflow: visible;
}
.month-name-label > span {
display: inline-block;
white-space: nowrap;
writing-mode: vertical-rl;
text-orientation: mixed;
transform: rotate(180deg);
transform-origin: center;
}
</style>