All files / pages Tasks.jsx

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import { useState } from 'react'
import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query'
import { motion, AnimatePresence } from 'framer-motion'
import { Plus, Check, Circle, Calendar, AlertTriangle, Undo2, Edit2, Repeat } from 'lucide-react'
import { format, parseISO, isToday, isTomorrow, isPast } from 'date-fns'
import { ru } from 'date-fns/locale'
import { tasksApi } from '../api/tasks'
import Navigation from '../components/Navigation'
import CreateTaskModal from '../components/CreateTaskModal'
import EditTaskModal from '../components/EditTaskModal'
import clsx from 'clsx'
 
const PRIORITY_LABELS = {
  0: null,
  1: { label: 'Низкий', class: 'bg-blue-100 text-blue-700 dark:bg-blue-900/30 dark:text-blue-400' },
  2: { label: 'Средний', class: 'bg-yellow-100 text-yellow-700 dark:bg-yellow-900/30 dark:text-yellow-400' },
  3: { label: 'Высокий', class: 'bg-red-100 text-red-700 dark:bg-red-900/30 dark:text-red-400' },
}
 
const RECURRENCE_LABELS = {
  daily: 'Ежедневно',
  weekly: 'Еженедельно',
  monthly: 'Ежемесячно',
  custom: 'Повтор',
}
 
function formatDueDate(dateStr) {
  if (!dateStr) return null
  const date = parseISO(dateStr)
  Iif (isToday(date)) return 'Сегодня'
  Iif (isTomorrow(date)) return 'Завтра'
  return format(date, 'd MMM', { locale: ru })
}
 
export default function Tasks({ embedded = false }) {
  const [showCreate, setShowCreate] = useState(false)
  const [editingTask, setEditingTask] = useState(null)
  const [filter, setFilter] = useState('active')
  const queryClient = useQueryClient()
 
  const { data: tasks = [], isLoading } = useQuery({
    queryKey: ['tasks', filter],
    queryFn: () => {
      Iif (filter === 'all') return tasksApi.list()
      return tasksApi.list(filter === 'completed')
    },
  })
 
  const completeMutation = useMutation({
    mutationFn: (id) => tasksApi.complete(id),
    onSuccess: () => {
      queryClient.invalidateQueries({ queryKey: ['tasks'] })
      queryClient.invalidateQueries({ queryKey: ['tasks-today'] })
    },
  })
 
  const uncompleteMutation = useMutation({
    mutationFn: (id) => tasksApi.uncomplete(id),
    onSuccess: () => {
      queryClient.invalidateQueries({ queryKey: ['tasks'] })
      queryClient.invalidateQueries({ queryKey: ['tasks-today'] })
    },
  })
 
  const handleToggle = (task) => {
    if (task.completed) uncompleteMutation.mutate(task.id)
    else completeMutation.mutate(task.id)
  }
 
  return (
    <div className={embedded ? "" : "min-h-screen bg-surface-50 dark:bg-gray-950 gradient-mesh pb-24 transition-colors duration-300"}>
      {!embedded && <header className="bg-white/70 dark:bg-gray-900/70 backdrop-blur-xl border-b border-gray-100/50 dark:border-gray-800 sticky top-0 z-10">
        <div className="max-w-lg mx-auto px-4 py-4">
          <div className="flex items-center justify-between">
            <h1 className="text-xl font-display font-bold text-gray-900 dark:text-white">Задачи</h1>
            <button onClick={() => setShowCreate(true)} className="p-2 bg-primary-500 text-white rounded-xl hover:bg-primary-600 transition-colors shadow-lg shadow-primary-500/30">
              <Plus size={22} />
            </button>
          </div>
          
          <div className="flex gap-2 mt-4">
            {[
              { key: 'active', label: 'Активные' },
              { key: 'completed', label: 'Выполненные' },
              { key: 'all', label: 'Все' },
            ].map(({ key, label }) => (
              <button
                key={key}
                onClick={() => setFilter(key)}
                className={clsx(
                  'px-4 py-2 rounded-xl text-sm font-medium transition-all',
                  filter === key
                    ? 'bg-primary-500 text-white shadow-lg shadow-primary-500/30'
                    : 'bg-gray-100 dark:bg-gray-800 text-gray-600 dark:text-gray-300 hover:bg-gray-200 dark:hover:bg-gray-700'
                )}
              >
                {label}
              </button>
            ))}
          </div>
        </div>
      </header>}
 
      <main className="max-w-lg mx-auto px-4 py-6">
        {isLoading ? (
          <div className="space-y-4">
            {[1, 2, 3].map((i) => (
              <div key={i} className="card p-5 animate-pulse">
                <div className="flex items-center gap-4">
                  <div className="w-10 h-10 rounded-xl bg-gray-200 dark:bg-gray-700" />
                  <div className="flex-1">
                    <div className="h-5 bg-gray-200 dark:bg-gray-700 rounded-lg w-3/4 mb-2" />
                    <div className="h-4 bg-gray-200 dark:bg-gray-700 rounded-lg w-1/4" />
                  </div>
                </div>
              </div>
            ))}
          </div>
        ) : tasks.length === 0 ? (
          <motion.div initial={{ opacity: 0, scale: 0.95 }} animate={{ opacity: 1, scale: 1 }} className="card p-10 text-center">
            <div className="w-20 h-20 rounded-3xl bg-gradient-to-br from-primary-100 to-primary-200 dark:from-primary-900/30 dark:to-primary-800/30 flex items-center justify-center mx-auto mb-5">
              <Check className="w-10 h-10 text-primary-600 dark:text-primary-400" />
            </div>
            <h3 className="text-xl font-display font-bold text-gray-900 dark:text-white mb-2">
              {filter === 'active' ? 'Нет активных задач' : filter === 'completed' ? 'Нет выполненных задач' : 'Нет задач'}
            </h3>
            <p className="text-gray-500 dark:text-gray-400 mb-6">
              {filter === 'active' ? 'Добавь новую задачу или выбери другой фильтр' : 'Выполняй задачи и они появятся здесь'}
            </p>
            {filter === 'active' && (
              <button onClick={() => setShowCreate(true)} className="btn btn-primary">
                <Plus size={18} />
                Добавить задачу
              </button>
            )}
          </motion.div>
        ) : (
          <div className="space-y-4">
            <AnimatePresence>
              {tasks.map((task, index) => (
                <TaskCard key={task.id} task={task} index={index} onToggle={() => handleToggle(task)} onEdit={() => setEditingTask(task)} isLoading={completeMutation.isPending || uncompleteMutation.isPending} />
              ))}
            </AnimatePresence>
          </div>
        )}
      </main>
 
      {!embedded && <Navigation />}
      <CreateTaskModal open={showCreate} onClose={() => setShowCreate(false)} />
      <EditTaskModal open={!!editingTask} onClose={() => setEditingTask(null)} task={editingTask} />
    </div>
  )
}
 
function TaskCard({ task, index, onToggle, onEdit, isLoading }) {
  const [showConfetti, setShowConfetti] = useState(false)
  const priorityInfo = PRIORITY_LABELS[task.priority]
  const dueDateLabel = formatDueDate(task.due_date)
  const isOverdue = task.due_date && isPast(parseISO(task.due_date)) && !isToday(parseISO(task.due_date)) && !task.completed
 
  const handleCheck = (e) => {
    e.stopPropagation()
    if (isLoading) return
    if (!task.completed) { setShowConfetti(true); setTimeout(() => setShowConfetti(false), 1000) }
    onToggle()
  }
 
  return (
    <motion.div
      initial={{ opacity: 0, y: 20 }}
      animate={{ opacity: 1, y: 0 }}
      exit={{ opacity: 0, x: -100 }}
      transition={{ delay: index * 0.05 }}
      className="card p-4 relative overflow-hidden"
    >
      {showConfetti && (
        <motion.div initial={{ opacity: 1 }} animate={{ opacity: 0 }} transition={{ duration: 1 }} className="absolute inset-0 pointer-events-none">
          {[...Array(6)].map((_, i) => (
            <motion.div key={i} initial={{ x: '50%', y: '50%', scale: 0 }} animate={{ x: `${Math.random() * 100}%`, y: `${Math.random() * 100}%`, scale: [0, 1, 0] }} transition={{ duration: 0.6, delay: i * 0.05 }} className="absolute w-2 h-2 rounded-full" style={{ backgroundColor: task.color }} />
          ))}
        </motion.div>
      )}
      
      <div className="flex items-start gap-3">
        <motion.button
          onClick={handleCheck}
          disabled={isLoading}
          whileTap={{ scale: 0.9 }}
          className={clsx(
            'w-10 h-10 rounded-xl flex items-center justify-center transition-all duration-300 flex-shrink-0 mt-0.5',
            task.completed ? 'bg-gradient-to-br from-green-400 to-green-500 shadow-lg shadow-green-400/30' : 'border-2 hover:shadow-md'
          )}
          style={{ borderColor: task.completed ? undefined : task.color + '40', backgroundColor: task.completed ? undefined : task.color + '10' }}
        >
          {task.completed ? (
            <motion.div initial={{ scale: 0, rotate: -180 }} animate={{ scale: 1, rotate: 0 }} transition={{ type: 'spring', stiffness: 500 }}>
              <Check className="w-5 h-5 text-white" strokeWidth={3} />
            </motion.div>
          ) : (
            <span className="text-lg">{task.icon || '📋'}</span>
          )}
        </motion.button>
        
        <div className="flex-1 min-w-0" onClick={onEdit}>
          <div className="flex items-center gap-2">
            <h3 className={clsx("font-semibold truncate cursor-pointer hover:text-primary-600 dark:hover:text-primary-400", task.completed ? "text-gray-400 line-through" : "text-gray-900 dark:text-white")}>{task.title}</h3>
            {task.is_recurring && <span className="text-sm" title={RECURRENCE_LABELS[task.recurrence_type] || 'Повторяется'}>🔄</span>}
          </div>
          
          {task.description && <p className="text-sm text-gray-500 dark:text-gray-400 truncate mt-0.5">{task.description}</p>}
          
          <div className="flex items-center gap-2 mt-2 flex-wrap">
            {dueDateLabel && (
              <span className={clsx('inline-flex items-center gap-1 px-2 py-0.5 rounded-md text-xs font-medium', isOverdue ? 'bg-red-100 text-red-700 dark:bg-red-900/30 dark:text-red-400' : 'bg-gray-100 text-gray-600 dark:bg-gray-800 dark:text-gray-400')}>
                {isOverdue && <AlertTriangle size={12} />}
                <Calendar size={12} />
                {dueDateLabel}
              </span>
            )}
            
            {priorityInfo && <span className={clsx('px-2 py-0.5 rounded-md text-xs font-medium', priorityInfo.class)}>{priorityInfo.label}</span>}
            
            {task.is_recurring && task.recurrence_type && (
              <span className="inline-flex items-center gap-1 px-2 py-0.5 rounded-md text-xs font-medium bg-purple-100 text-purple-700 dark:bg-purple-900/30 dark:text-purple-400">
                <Repeat size={12} />
                {RECURRENCE_LABELS[task.recurrence_type]}
              </span>
            )}
          </div>
        </div>
        
        <div className="flex items-center gap-1">
          <button onClick={onEdit} className="p-2 text-gray-400 hover:text-primary-500 hover:bg-primary-50 dark:hover:bg-primary-900/20 rounded-xl transition-all">
            <Edit2 size={16} />
          </button>
          
          {task.completed && (
            <motion.button initial={{ opacity: 0, scale: 0.8 }} animate={{ opacity: 1, scale: 1 }} onClick={handleCheck} disabled={isLoading} className="p-2 text-gray-400 hover:text-orange-500 hover:bg-orange-50 dark:hover:bg-orange-900/20 rounded-xl transition-all" title="Отменить">
              <Undo2 size={16} />
            </motion.button>
          )}
        </div>
      </div>
    </motion.div>
  )
}