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* EventSearch Component
*
* Story 2.5.3 - Task 8b (GREEN Phase)
* AC: 2 (Event List & Filters)
* Wireframe: docs/wireframes/story-1.16-event-management-dashboard.md v1.0
*
* Event search and filters with URL persistence
*/
import React, { useEffect, useState } from 'react';
import {
TextField,
Select,
MenuItem,
FormControl,
InputLabel,
Stack,
Chip,
Button,
InputAdornment,
IconButton,
Box,
SelectChangeEvent,
OutlinedInput,
FormControlLabel,
Checkbox,
} from '@mui/material';
import {
Search as SearchIcon,
Clear as ClearIcon,
FilterList as FilterListIcon,
} from '@mui/icons-material';
import { useTranslation } from 'react-i18next';
import { useSearchParams } from 'react-router-dom';
import { useDebounce } from '@/hooks/useDebounce';
import type { EventFilters } from '@/types/event.types';
interface EventSearchProps {
onFiltersChange: (filters: EventFilters) => void;
filters: EventFilters;
}
const WORKFLOW_STATE_OPTIONS = [
'CREATED',
'TOPIC_SELECTION',
'SPEAKER_IDENTIFICATION',
'SLOT_ASSIGNMENT',
'AGENDA_PUBLISHED',
'EVENT_LIVE',
'EVENT_COMPLETED',
'ARCHIVED',
];
export const EventSearch: React.FC<EventSearchProps> = ({ onFiltersChange, filters }) => {
const { t } = useTranslation('events');
const [searchParams, setSearchParams] = useSearchParams();
const [searchQuery, setSearchQuery] = useState(filters.search || '');
const [showArchived, setShowArchived] = useState(filters.includeArchived ?? false);
// Parse URL params on mount
useEffect(() => {
const workflowStateParam = searchParams.get('workflowState');
const yearParam = searchParams.get('year');
const searchParam = searchParams.get('search');
const includeArchivedParam = searchParams.get('includeArchived');
const urlFilters: EventFilters = {};
if (workflowStateParam) urlFilters.workflowState = workflowStateParam.split(',');
if (yearParam) urlFilters.year = parseInt(yearParam, 10);
if (searchParam) urlFilters.search = searchParam;
Iif (includeArchivedParam !== null) {
urlFilters.includeArchived = includeArchivedParam === 'true';
}
// Only apply URL filters if they exist
if (Object.keys(urlFilters).length > 0) {
onFiltersChange(urlFilters);
if (searchParam) setSearchQuery(searchParam);
Iif (includeArchivedParam !== null) {
setShowArchived(includeArchivedParam === 'true');
}
}
// eslint-disable-next-line react-hooks/exhaustive-deps
}, []); // Only on mount
// Update URL when filters change
useEffect(() => {
const params = new URLSearchParams();
if (filters.workflowState && filters.workflowState.length > 0) {
params.set('workflowState', filters.workflowState.join(','));
}
if (filters.year) {
params.set('year', filters.year.toString());
}
if (filters.search) {
params.set('search', filters.search);
}
Iif (filters.includeArchived !== undefined) {
params.set('includeArchived', filters.includeArchived.toString());
}
setSearchParams(params);
}, [filters, setSearchParams]);
// Debounced search
const debouncedSearchQuery = useDebounce(searchQuery, 300);
useEffect(() => {
onFiltersChange({ ...filters, search: debouncedSearchQuery });
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [debouncedSearchQuery]);
const handleSearchChange = (event: React.ChangeEvent<HTMLInputElement>) => {
const value = event.target.value;
setSearchQuery(value);
};
const handleClearSearch = () => {
setSearchQuery('');
onFiltersChange({ ...filters, search: '' });
};
const handleWorkflowStateChange = (event: SelectChangeEvent<string[]>) => {
const value = event.target.value as string[];
onFiltersChange({ ...filters, workflowState: value.length > 0 ? value : undefined });
};
const handleShowArchivedChange = (event: React.ChangeEvent<HTMLInputElement>) => {
const checked = event.target.checked;
setShowArchived(checked);
// Update the includeArchived flag
onFiltersChange({
...filters,
includeArchived: checked,
});
};
const handleRemoveWorkflowState = (workflowStateToRemove: string) => {
const newWorkflowStates = (filters.workflowState || []).filter(
(s) => s !== workflowStateToRemove
);
onFiltersChange({
...filters,
workflowState: newWorkflowStates.length > 0 ? newWorkflowStates : undefined,
});
};
const handleClearAll = () => {
setSearchQuery('');
setShowArchived(false);
onFiltersChange({ includeArchived: false });
};
// Count active filters
const activeFilterCount =
(filters.workflowState?.length || 0) + (filters.year ? 1 : 0) + (filters.search ? 1 : 0);
return (
<Box data-testid="filter-container">
<Stack spacing={2} data-testid="event-filters">
{/* Row 1: Search and Filters */}
<Stack spacing={2} direction={{ xs: 'column', sm: 'row' }} alignItems="stretch">
{/* Search Input */}
<FormControl fullWidth>
<TextField
placeholder={t('dashboard.searchEvents')}
value={searchQuery}
onChange={handleSearchChange}
aria-label={t('filters.searchAriaLabel')}
inputProps={{
'data-testid': 'event-search-input',
}}
InputProps={{
startAdornment: (
<InputAdornment position="start">
<SearchIcon data-testid="search-icon" />
</InputAdornment>
),
endAdornment: searchQuery && (
<InputAdornment position="end">
<IconButton
onClick={handleClearSearch}
size="small"
aria-label={t('filters.clearSearchAriaLabel')}
>
<ClearIcon />
</IconButton>
</InputAdornment>
),
}}
/>
</FormControl>
{/* Workflow State Filter */}
<FormControl sx={{ minWidth: { sm: 200 } }}>
<InputLabel id="workflow-state-filter-label">
{t('dashboard.filter.workflowState')}
</InputLabel>
<Select
data-testid="filter-status"
labelId="workflow-state-filter-label"
multiple
value={filters.workflowState || []}
onChange={handleWorkflowStateChange}
input={<OutlinedInput label={t('dashboard.filter.workflowState')} />}
renderValue={(selected) => (
<Box sx={{ display: 'flex', flexWrap: 'wrap', gap: 0.5 }}>
{selected.map((value) => (
<Chip
key={value}
label={t(`workflow.states.${value.toLowerCase()}`)}
size="small"
onDelete={() => handleRemoveWorkflowState(value)}
onMouseDown={(e) => e.stopPropagation()}
aria-label={`Remove ${t(`workflow.states.${value.toLowerCase()}`).toLowerCase()} filter`}
/>
))}
</Box>
)}
aria-label={t('dashboard.filter.workflowState')}
>
{WORKFLOW_STATE_OPTIONS.map((workflowState) => (
<MenuItem key={workflowState} value={workflowState}>
{t(`workflow.states.${workflowState.toLowerCase()}`)}
</MenuItem>
))}
</Select>
</FormControl>
{/* Year Filter */}
<FormControl sx={{ minWidth: { sm: 150 } }}>
<TextField
data-testid="filter-year"
type="number"
label={t('dashboard.filter.year')}
placeholder={t('dashboard.filter.allYears')}
value={filters.year || ''}
onChange={(e) => {
const value = e.target.value ? parseInt(e.target.value, 10) : undefined;
onFiltersChange({ ...filters, year: value });
}}
inputProps={{
min: 2000,
max: 2100,
step: 1,
'aria-label': 'Filter by year',
}}
/>
</FormControl>
</Stack>
{/* Row 2: Show Archived Toggle */}
<Box>
<FormControlLabel
control={
<Checkbox
checked={showArchived}
onChange={handleShowArchivedChange}
data-testid="show-archived-checkbox"
/>
}
label={t('dashboard.filter.showArchived')}
/>
</Box>
</Stack>
{/* Active Filters & Clear All */}
{activeFilterCount > 0 && (
<Stack direction="row" spacing={2} alignItems="center" mt={2}>
<Chip
icon={<FilterListIcon />}
label={t('dashboard.filter.activeFilters', { count: activeFilterCount })}
size="small"
variant="outlined"
aria-label={t('dashboard.filter.filtersActiveAriaLabel', { count: activeFilterCount })}
/>
<Button
size="small"
onClick={handleClearAll}
startIcon={<ClearIcon />}
aria-label={t('filters.clearAllAriaLabel')}
>
{t('dashboard.filter.clearAll')}
</Button>
</Stack>
)}
</Box>
);
};
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