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* TaskBoardModal Component (Story 5.5 Phase 6)
*
* AC24: Full Kanban task board modal
* Wireframe: docs/wireframes/5.5-content-review-task-system-ux-flow.md
*
* Features:
* - Full-screen modal (90% viewport width)
* - 3-column Kanban: Pending | To Do | Completed
* - Filters: All Events, My Tasks, Sort by Due Date
* - Pending column shows tasks waiting for trigger state
* - To Do column shows active tasks
* - Completed column shows finished tasks with timestamps
* - "Add Custom Task" button
* - Task completion opens notes modal
*/
import React, { useState } from 'react';
import {
Dialog,
DialogTitle,
DialogContent,
DialogActions,
Button,
Typography,
Box,
Grid,
Paper,
Stack,
Chip,
IconButton,
TextField,
MenuItem,
List,
ListItem,
ListItemText,
CircularProgress,
Alert,
Tooltip,
useMediaQuery,
useTheme,
} from '@mui/material';
import { BATbernLoader } from '@components/shared/BATbernLoader';
import {
Close as CloseIcon,
Add as AddIcon,
CheckCircle as CheckCircleIcon,
HourglassEmpty as PendingIcon,
PlayArrow as TodoIcon,
} from '@mui/icons-material';
import { useTranslation } from 'react-i18next';
import { useQuery, useMutation, useQueryClient } from '@tanstack/react-query';
import { format } from 'date-fns';
import { de, enUS, type Locale } from 'date-fns/locale';
import { taskService, type EventTaskResponse } from '@/services/taskService';
import { CustomTaskModal } from './CustomTaskModal';
import { OrganizerChip } from '@/components/shared/OrganizerChip';
interface TaskBoardModalProps {
open: boolean;
onClose: () => void;
organizerUsername: string;
}
export const TaskBoardModal: React.FC<TaskBoardModalProps> = ({
open,
onClose,
organizerUsername,
}) => {
const { t, i18n } = useTranslation('events');
const queryClient = useQueryClient();
const theme = useTheme();
const isFullScreen = useMediaQuery(theme.breakpoints.down('md'));
const locale = i18n.language === 'de' ? de : enUS;
const [filter, setFilter] = useState<'all' | 'mine'>('mine');
const [sortBy, setSortBy] = useState<'dueDate' | 'createdAt'>('dueDate');
const [isCustomTaskModalOpen, setIsCustomTaskModalOpen] = useState(false);
const [completingTaskId, setCompletingTaskId] = useState<string | null>(null);
const [completionNotes, setCompletionNotes] = useState('');
// Fetch all tasks
const {
data: allTasks = [],
isLoading,
isError,
} = useQuery({
queryKey: ['tasks', 'my-tasks', organizerUsername],
queryFn: () => taskService.getMyTasks(false),
enabled: open,
});
// Complete task mutation
const completeTaskMutation = useMutation({
mutationFn: ({ taskId, notes }: { taskId: string; notes?: string }) =>
taskService.completeTask(taskId, { notes }),
onSuccess: () => {
queryClient.invalidateQueries({ queryKey: ['tasks'] });
setCompletingTaskId(null);
setCompletionNotes('');
},
});
// Filter tasks
const filteredTasks =
filter === 'mine'
? allTasks.filter((task) => task.assignedOrganizerUsername === organizerUsername)
: allTasks;
// Sort tasks
const sortedTasks = [...filteredTasks].sort((a, b) => {
if (sortBy === 'dueDate') {
if (!a.dueDate) return 1;
if (!b.dueDate) return -1;
return new Date(a.dueDate).getTime() - new Date(b.dueDate).getTime();
}
return new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime();
});
// Categorize tasks by status
const pendingTasks = sortedTasks.filter((task) => task.status === 'pending');
const todoTasks = sortedTasks.filter(
(task) => task.status === 'todo' || task.status === 'in_progress'
);
const completedTasks = sortedTasks.filter((task) => task.status === 'completed');
const handleCompleteTask = (taskId: string) => {
setCompletingTaskId(taskId);
};
const handleConfirmComplete = () => {
if (completingTaskId) {
completeTaskMutation.mutate({
taskId: completingTaskId,
notes: completionNotes || undefined,
});
}
};
const handleCancelComplete = () => {
setCompletingTaskId(null);
setCompletionNotes('');
};
return (
<>
<Dialog
open={open}
onClose={onClose}
maxWidth={false}
fullWidth
fullScreen={isFullScreen}
PaperProps={{
sx: {
width: isFullScreen ? '100vw' : '90vw',
maxHeight: isFullScreen ? '100vh' : '90vh',
},
}}
>
<DialogTitle>
<Stack direction="row" justifyContent="space-between" alignItems="center">
<Typography variant="h5">{t('tasks.taskBoard', 'Task Board')}</Typography>
<Stack direction="row" spacing={2} alignItems="center">
{/* Filters */}
<TextField
select
size="small"
value={filter}
onChange={(e) => setFilter(e.target.value as 'all' | 'mine')}
label={t('tasks.filter', 'Filter')}
sx={{ minWidth: 150 }}
>
<MenuItem value="mine">{t('tasks.myTasks', 'My Tasks')}</MenuItem>
<MenuItem value="all">{t('tasks.allTasks', 'All Tasks')}</MenuItem>
</TextField>
<TextField
select
size="small"
value={sortBy}
onChange={(e) => setSortBy(e.target.value as 'dueDate' | 'createdAt')}
label={t('common:labels.sortBy')}
sx={{ minWidth: 150 }}
>
<MenuItem value="dueDate">{t('tasks.dueDate', 'Due Date')}</MenuItem>
<MenuItem value="createdAt">{t('tasks.createdDate', 'Created Date')}</MenuItem>
</TextField>
<Button
variant="contained"
startIcon={<AddIcon />}
onClick={() => setIsCustomTaskModalOpen(true)}
>
{t('tasks.addCustomTask', 'Add Custom Task')}
</Button>
<IconButton onClick={onClose}>
<CloseIcon />
</IconButton>
</Stack>
</Stack>
</DialogTitle>
<DialogContent dividers>
{isLoading && (
<Box display="flex" justifyContent="center" alignItems="center" minHeight={400}>
<BATbernLoader size={96} />
</Box>
)}
{isError && (
<Alert severity="error">{t('tasks.errorLoadingTasks', 'Failed to load tasks')}</Alert>
)}
{!isLoading && !isError && (
<Grid container spacing={3}>
{/* Pending Column */}
<Grid size={{ xs: 12, md: 4 }}>
<Paper sx={{ p: 2, bgcolor: 'grey.50', minHeight: 500 }}>
<Stack direction="row" spacing={1} alignItems="center" mb={2}>
<PendingIcon color="action" />
<Typography variant="h6">{t('common:filters.status.pending')}</Typography>
<Chip label={pendingTasks.length} size="small" />
</Stack>
<Typography
variant="caption"
color="text.secondary"
sx={{ mb: 2, display: 'block' }}
>
{t('tasks.pendingDescription', 'Waiting for trigger state')}
</Typography>
<TaskColumn tasks={pendingTasks} status="pending" locale={locale} t={t} />
</Paper>
</Grid>
{/* To Do Column */}
<Grid size={{ xs: 12, md: 4 }}>
<Paper sx={{ p: 2, bgcolor: 'warning.lighter', minHeight: 500 }}>
<Stack direction="row" spacing={1} alignItems="center" mb={2}>
<TodoIcon color="warning" />
<Typography variant="h6">{t('tasks.toDo', 'To Do')}</Typography>
<Chip label={todoTasks.length} size="small" color="warning" />
</Stack>
<Typography
variant="caption"
color="text.secondary"
sx={{ mb: 2, display: 'block' }}
>
{t('tasks.todoDescription', 'Active tasks')}
</Typography>
<TaskColumn
tasks={todoTasks}
status="todo"
locale={locale}
onComplete={handleCompleteTask}
t={t}
/>
</Paper>
</Grid>
{/* Completed Column */}
<Grid size={{ xs: 12, md: 4 }}>
<Paper sx={{ p: 2, bgcolor: 'success.lighter', minHeight: 500 }}>
<Stack direction="row" spacing={1} alignItems="center" mb={2}>
<CheckCircleIcon color="success" />
<Typography variant="h6">{t('tasks.completed', 'Completed')}</Typography>
<Chip label={completedTasks.length} size="small" color="success" />
</Stack>
<Typography
variant="caption"
color="text.secondary"
sx={{ mb: 2, display: 'block' }}
>
{t('tasks.completedDescription', 'Finished tasks')}
</Typography>
<TaskColumn tasks={completedTasks} status="completed" locale={locale} t={t} />
</Paper>
</Grid>
</Grid>
)}
</DialogContent>
<DialogActions>
<Button onClick={onClose}>{t('common.close', 'Close')}</Button>
</DialogActions>
</Dialog>
{/* Task Completion Modal */}
<Dialog
open={!!completingTaskId}
onClose={handleCancelComplete}
maxWidth="sm"
fullWidth
fullScreen={isFullScreen}
>
<DialogTitle>{t('tasks.completeTask', 'Complete Task')}</DialogTitle>
<DialogContent>
<TextField
label={t('tasks.completionNotes', 'Completion Notes (Optional)')}
multiline
rows={4}
fullWidth
value={completionNotes}
onChange={(e) => setCompletionNotes(e.target.value)}
placeholder={t(
'tasks.completionNotesPlaceholder',
'Add any notes about task completion...'
)}
sx={{ mt: 2 }}
/>
</DialogContent>
<DialogActions>
<Button onClick={handleCancelComplete}>{t('common:actions.cancel')}</Button>
<Button
onClick={handleConfirmComplete}
variant="contained"
color="success"
disabled={completeTaskMutation.isPending}
>
{completeTaskMutation.isPending ? (
<CircularProgress size={20} />
) : (
t('tasks.markComplete', 'Mark Complete')
)}
</Button>
</DialogActions>
</Dialog>
{/* Custom Task Modal */}
<CustomTaskModal
open={isCustomTaskModalOpen}
onClose={() => setIsCustomTaskModalOpen(false)}
eventId={null} // Ad-hoc task not tied to specific event
organizerUsername={organizerUsername}
/>
</>
);
};
/**
* TaskColumn Component
*
* Individual column for Kanban board
*/
interface TaskColumnProps {
tasks: EventTaskResponse[];
status: 'pending' | 'todo' | 'completed';
locale: Locale;
onComplete?: (taskId: string) => void;
t: ReturnType<typeof useTranslation>['t'];
}
const TaskColumn: React.FC<TaskColumnProps> = ({ tasks, status, locale, onComplete, t }) => {
if (tasks.length === 0) {
return (
<Box textAlign="center" py={4}>
<Typography variant="body2" color="text.secondary">
{t('tasks.noTasks', 'No tasks')}
</Typography>
</Box>
);
}
return (
<List sx={{ maxHeight: 400, overflow: 'auto' }}>
{tasks.map((task) => (
<ListItem
key={task.id}
sx={{
border: 1,
borderColor: 'divider',
borderRadius: 1,
mb: 1,
flexDirection: 'column',
alignItems: 'stretch',
bgcolor: 'background.paper',
}}
>
{/* Task Header */}
<Stack direction="row" justifyContent="space-between" alignItems="start" width="100%">
<Typography variant="subtitle2" fontWeight="bold">
{task.taskName}
</Typography>
{status === 'todo' && onComplete && (
<Tooltip title={t('tasks.markComplete', 'Mark complete')}>
<IconButton size="small" onClick={() => onComplete(task.id)}>
<CheckCircleIcon fontSize="small" />
</IconButton>
</Tooltip>
)}
</Stack>
{/* Task Details */}
<ListItemText
secondaryTypographyProps={{ component: 'div' }}
secondary={
<Stack spacing={0.5} mt={1}>
{task.dueDate && (
<Typography variant="caption" color="text.secondary">
{t('tasks.due', 'Due')}:{' '}
{format(new Date(task.dueDate), 'dd MMM yyyy HH:mm', { locale })}
</Typography>
)}
{task.assignedOrganizerUsername && (
<Stack direction="row" spacing={0.5} alignItems="center">
<Typography variant="caption" color="text.secondary">
{t('tasks.assignedTo', 'Assigned to')}:
</Typography>
<OrganizerChip username={task.assignedOrganizerUsername} />
</Stack>
)}
{task.triggerState && (
<Chip
label={t(`tasks.workflowStates.${task.triggerState}`, task.triggerState)}
size="small"
variant="outlined"
sx={{ fontSize: '0.65rem', height: 20, mt: 0.5 }}
/>
)}
{status === 'completed' && task.completedDate && (
<Typography variant="caption" color="success.main">
{t('tasks.completedOn', 'Completed on')}:{' '}
{format(new Date(task.completedDate), 'dd MMM yyyy HH:mm', { locale })}
</Typography>
)}
{status === 'completed' && task.completedByUsername && (
<Typography variant="caption" color="text.secondary">
{t('tasks.completedBy', 'Completed by')}: {task.completedByUsername}
</Typography>
)}
{task.notes && (
<Typography
variant="caption"
color="text.secondary"
sx={{ fontStyle: 'italic', mt: 0.5 }}
>
{task.notes}
</Typography>
)}
</Stack>
}
/>
</ListItem>
))}
</List>
);
};
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