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* Migrations management page
*/
import { useEffect, useState } from 'react';
import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
import { Button } from '@/components/ui/button';
import { Input } from '@/components/ui/input';
import { Database, Search, RefreshCw } from 'lucide-react';
import MigrationsTable from '@/components/migrations/MigrationsTable';
import MigrationDetailDialog from '@/components/migrations/MigrationDetailDialog';
import { listMigrations } from '@/services/migrations.service';
import type { MigrationRevision, MigrationListResponse } from '@/types/migrations';
import { handleApiError } from '@/lib/api';
export default function MigrationsPage() {
const [data, setData] = useState<MigrationListResponse | null>(null);
const [loading, setLoading] = useState(true);
const [error, setError] = useState<string | null>(null);
// Search state
const [searchQuery, setSearchQuery] = useState('');
// Dialog state
const [detailDialogOpen, setDetailDialogOpen] = useState(false);
const [selectedMigration, setSelectedMigration] = useState<MigrationRevision | null>(null);
const fetchMigrations = async () => {
setLoading(true);
setError(null);
try {
const response = await listMigrations();
setData(response);
} catch (err) {
setError(handleApiError(err));
} finally {
setLoading(false);
}
};
useEffect(() => {
fetchMigrations();
}, []);
const handleView = (migration: MigrationRevision) => {
setSelectedMigration(migration);
setDetailDialogOpen(true);
};
// Filter migrations by search query
const filteredMigrations = data?.revisions.filter((migration) =>
migration.description.toLowerCase().includes(searchQuery.toLowerCase()) ||
migration.revision.toLowerCase().includes(searchQuery.toLowerCase())
) || [];
// Calculate stats
const totalMigrations = data?.total || 0;
const appliedMigrations = data?.revisions.filter((m) => m.is_applied).length || 0;
const pendingMigrations = totalMigrations - appliedMigrations;
const dynamicMigrations = data?.revisions.filter((m) => m.is_dynamic).length || 0;
const coreMigrations = totalMigrations - dynamicMigrations;
return (
<div className="space-y-6">
{/* Header */}
<div className="flex items-center justify-between">
<div>
<h1 className="text-3xl font-bold">Migrations</h1>
<p className="text-muted-foreground mt-2">
View Alembic migration status and history
</p>
</div>
<Button
variant="outline"
onClick={fetchMigrations}
disabled={loading}
className="gap-2"
>
<RefreshCw className={`h-4 w-4 ${loading ? 'animate-spin' : ''}`} />
Refresh
</Button>
</div>
{/* Stats Cards */}
<div className="grid gap-4 md:grid-cols-2 lg:grid-cols-4">
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground">
Total Migrations
</CardTitle>
</CardHeader>
<CardContent>
<div className="text-2xl font-bold">{totalMigrations}</div>
<p className="text-xs text-muted-foreground mt-1">
{coreMigrations} core, {dynamicMigrations} dynamic
</p>
</CardContent>
</Card>
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground">
Applied
</CardTitle>
</CardHeader>
<CardContent>
<div className="text-2xl font-bold text-green-600">{appliedMigrations}</div>
<p className="text-xs text-muted-foreground mt-1">Successfully applied</p>
</CardContent>
</Card>
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground">
Pending
</CardTitle>
</CardHeader>
<CardContent>
<div className="text-2xl font-bold text-yellow-600">{pendingMigrations}</div>
<p className="text-xs text-muted-foreground mt-1">Not yet applied</p>
</CardContent>
</Card>
<Card>
<CardHeader className="pb-2">
<CardTitle className="text-sm font-medium text-muted-foreground">
Current Revision
</CardTitle>
</CardHeader>
<CardContent>
<div className="text-sm font-mono truncate" title={data?.current_revision || 'None'}>
{data?.current_revision ? data.current_revision.substring(0, 12) : 'None'}
</div>
<p className="text-xs text-muted-foreground mt-1">Active database state</p>
</CardContent>
</Card>
</div>
{/* Migrations Table */}
<Card>
<CardHeader className="pb-3">
<div className="flex items-center justify-between">
<CardTitle className="flex items-center gap-2">
<Database className="h-5 w-5 text-primary" />
Migration History
</CardTitle>
</div>
<CardDescription>
All Alembic revisions from core and dynamic directories
</CardDescription>
</CardHeader>
<CardContent className="space-y-4">
{/* Search Bar */}
<div className="flex gap-2">
<div className="relative flex-1">
<Search className="absolute left-3 top-1/2 -translate-y-1/2 h-4 w-4 text-muted-foreground" />
<Input
value={searchQuery}
onChange={(e) => setSearchQuery(e.target.value)}
placeholder="Search by description or revision..."
className="pl-9"
/>
</div>
{searchQuery && (
<Button
variant="outline"
onClick={() => setSearchQuery('')}
>
Clear
</Button>
)}
</div>
{/* Error State */}
{error && (
<div className="bg-destructive/10 border border-destructive/20 rounded-lg p-4">
<p className="text-destructive font-medium">Failed to load migrations</p>
<p className="text-sm text-muted-foreground mt-1">{error}</p>
<Button onClick={fetchMigrations} className="mt-4" size="sm">
Try Again
</Button>
</div>
)}
{/* Loading State */}
{loading && !data && (
<div className="flex items-center justify-center py-12">
<RefreshCw className="h-8 w-8 animate-spin text-muted-foreground" />
</div>
)}
{/* Table */}
{!loading && data && (
<>
{filteredMigrations.length === 0 && searchQuery ? (
<div className="text-center py-12">
<p className="text-muted-foreground">
No migrations found matching "{searchQuery}"
</p>
<Button
variant="link"
onClick={() => setSearchQuery('')}
className="mt-2"
>
Clear search
</Button>
</div>
) : (
<MigrationsTable
migrations={filteredMigrations}
currentRevision={data.current_revision}
onView={handleView}
isLoading={loading}
/>
)}
</>
)}
</CardContent>
</Card>
{/* Detail Dialog */}
<MigrationDetailDialog
open={detailDialogOpen}
onOpenChange={setDetailDialogOpen}
migration={selectedMigration}
currentRevision={data?.current_revision || null}
/>
</div>
);
}
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