import type {CloudProvider, FieldSchema, ServiceSchema, TableColumnSchema} from './types'

/** A domain name of dot-separated labels, with or without the trailing dot. */
export const DNS_ZONE_NAME_PATTERN = '^(?=.{1,253}\\.?$)([a-zA-Z0-9_](?:[a-zA-Z0-9_-]{0,61}[a-zA-Z0-9_])?\\.)*[a-zA-Z0-9_](?:[a-zA-Z0-9_-]{0,61}[a-zA-Z0-9_])?\\.?$'

/** The record types Route 53 accepts in ChangeResourceRecordSets. */
export const DNS_RECORD_TYPES = ['A', 'AAAA', 'CAA', 'CNAME', 'DS', 'HTTPS', 'MX', 'NAPTR', 'NS', 'PTR', 'SOA', 'SPF', 'SRV', 'SSHFP', 'SVCB', 'TLSA', 'TXT'] as const

const zoneColumns: TableColumnSchema[] = [
    {name: 'name', label: 'Domain'},
    {name: 'visibility', label: 'Type', path: 'metadata.visibility', format: 'badge'},
    {name: 'recordCount', label: 'Records', path: 'metadata.recordCount'},
    {name: 'comment', label: 'Description', path: 'metadata.comment', emptyText: '—'},
    {name: 'id', label: 'Hosted zone ID', format: 'code'},
]

const zoneFilters: FieldSchema[] = [{name: 'search', label: 'Search', type: 'text', required: false}]

export function awsDnsSchema(): ServiceSchema {
    return {
        cloud: 'aws',
        service: 'dns',
        displayName: 'Amazon Route 53 hosted zones',
        fields: [
            {
                name: 'name',
                label: 'Domain name',
                type: 'text',
                required: true,
                description: 'For example example.com. TheCloud does not resolve DNS: records are stored and returned by the Route 53 API.',
                validation: {pattern: DNS_ZONE_NAME_PATTERN, message: 'Use a domain name such as example.com'},
            },
            {name: 'comment', label: 'Description', type: 'text', required: false},
            {
                name: 'vpcId',
                label: 'VPC ID (private zone)',
                type: 'text',
                required: false,
                description: 'Leave empty for a public zone. With a VPC ID the zone is private and answers only inside that VPC.',
                validation: {pattern: '^vpc-[0-9a-f]{8,17}$', message: 'Use a VPC ID such as vpc-0abc1234'},
            },
        ],
        actions: ['list', 'create', 'delete', 'inspect'],
        capabilities: {
            resourceActions: [
                {name: 'list', label: 'List hosted zones', enabled: true, status: 'available', runtimeRequired: true},
                {name: 'create', label: 'Create hosted zone', enabled: true, status: 'available', runtimeRequired: true},
                {name: 'delete', label: 'Delete hosted zone', enabled: true, status: 'available', runtimeRequired: true},
                {name: 'inspect', label: 'Inspect hosted zone', enabled: true, status: 'available', runtimeRequired: true},
            ],
            itemActions: [
                {name: 'list', label: 'List records', enabled: true, status: 'available', runtimeRequired: true},
                {name: 'put', label: 'Create or update a record', enabled: true, status: 'available', runtimeRequired: true},
                {name: 'delete', label: 'Delete a record', enabled: true, status: 'available', runtimeRequired: true},
            ],
        },
        filters: zoneFilters,
        columns: zoneColumns,
    }
}

export function dnsSchemaFor(cloud: CloudProvider): ServiceSchema | null {
    return cloud === 'aws' ? awsDnsSchema() : null
}