/**
 * Shared IconGridSelect item definitions used across multiple pages.
 * Keeps grid item arrays DRY and consistent.
 *
 * Provider-specific items (type selector, filter, icons) are derived
 * from the provider descriptor registry — see lib/providers/.
 */

import { t } from '$lib/i18n';
import type { GridItem } from '$lib/components/IconGridSelect.svelte';
import { allDescriptors, getDescriptor } from '$lib/providers';

/** Get the default icon for a provider, falling back by type then generic. */
export function providerDefaultIcon(provider: { icon?: string; type?: string }): string {
	if (provider.icon) return provider.icon;
	if (provider.type) {
		const desc = getDescriptor(provider.type);
		if (desc) return desc.icon;
	}
	return 'mdiServer';
}

// --- Sort ---

export const sortByItems = (): GridItem[] => [
	{ value: 'none', icon: 'mdiMinus', label: t('trackingConfig.sortNone'), desc: t('gridDesc.sortNone') },
	{ value: 'date', icon: 'mdiCalendar', label: t('trackingConfig.sortDate'), desc: t('gridDesc.sortDate') },
	{ value: 'rating', icon: 'mdiStar', label: t('trackingConfig.sortRating'), desc: t('gridDesc.sortRating') },
	{ value: 'name', icon: 'mdiSortAlphabeticalAscending', label: t('trackingConfig.sortName'), desc: t('gridDesc.sortName') },
	{ value: 'random', icon: 'mdiDice3', label: t('trackingConfig.sortRandom'), desc: t('gridDesc.sortRandom') },
];

export const sortOrderItems = (): GridItem[] => [
	{ value: 'descending', icon: 'mdiSortDescending', label: t('trackingConfig.orderDesc'), desc: t('gridDesc.orderDesc') },
	{ value: 'ascending', icon: 'mdiSortAscending', label: t('trackingConfig.orderAsc'), desc: t('gridDesc.orderAsc') },
];

// --- Album mode ---

export const albumModeItems = (): GridItem[] => [
	{ value: 'per_collection', icon: 'mdiViewGrid', label: t('trackingConfig.albumModePerAlbum'), desc: t('gridDesc.albumModePerAlbum') },
	{ value: 'combined', icon: 'mdiSetMerge', label: t('trackingConfig.albumModeCombined'), desc: t('gridDesc.albumModeCombined') },
	{ value: 'random', icon: 'mdiDice3', label: t('trackingConfig.albumModeRandom'), desc: t('gridDesc.albumModeRandom') },
];

// --- Asset type ---

export const assetTypeItems = (): GridItem[] => [
	{ value: 'all', icon: 'mdiSelectAll', label: t('trackingConfig.assetTypeAll'), desc: t('gridDesc.assetTypeAll') },
	{ value: 'photo', icon: 'mdiImage', label: t('trackingConfig.assetTypePhoto'), desc: t('gridDesc.assetTypePhoto') },
	{ value: 'video', icon: 'mdiVideo', label: t('trackingConfig.assetTypeVideo'), desc: t('gridDesc.assetTypeVideo') },
];

// --- Memory source ---

export const memorySourceItems = (): GridItem[] => [
	{ value: 'albums', icon: 'mdiImageMultiple', label: t('trackingConfig.memorySourceAlbums'), desc: t('gridDesc.memorySourceAlbums') },
	{ value: 'native', icon: 'mdiMemory', label: t('trackingConfig.memorySourceNative'), desc: t('gridDesc.memorySourceNative') },
];

// --- Webhook auth mode ---

export const webhookAuthModeItems = (): GridItem[] => [
	{ value: 'none', icon: 'mdiLockOpen', label: t('providers.authNone'), desc: t('gridDesc.authNone') },
	{ value: 'bearer_token', icon: 'mdiKey', label: t('providers.authBearer'), desc: t('gridDesc.authBearer') },
	{ value: 'hmac_sha256', icon: 'mdiShieldKey', label: t('providers.authHmac'), desc: t('gridDesc.authHmac') },
];

// --- Locale ---

export const localeItems = (): GridItem[] => [
	{ value: 'en', icon: 'mdiAlphabeticalVariant', label: 'English', desc: t('gridDesc.localeEn') },
	{ value: 'ru', icon: 'mdiAlphabeticalVariant', label: 'Русский', desc: t('gridDesc.localeRu') },
];

// --- Response mode ---

export const responseModeItems = (tFn: typeof t): GridItem[] => [
	{ value: 'media', icon: 'mdiImage', label: tFn('commandConfig.modeMedia'), desc: tFn('gridDesc.modeMedia') },
	{ value: 'text', icon: 'mdiText', label: tFn('commandConfig.modeText'), desc: tFn('gridDesc.modeText') },
];

// --- Event type filter (dashboard) ---

export const eventTypeFilterItems = (): GridItem[] => [
	{ value: '', icon: 'mdiFilterOff', label: t('dashboard.allEvents'), desc: t('gridDesc.allEvents') },
	{ value: 'assets_added', icon: 'mdiImagePlus', label: t('dashboard.filterAssetsAdded'), desc: t('gridDesc.assetsAdded') },
	{ value: 'assets_removed', icon: 'mdiImageMinus', label: t('dashboard.filterAssetsRemoved'), desc: t('gridDesc.assetsRemoved') },
	{ value: 'collection_renamed', icon: 'mdiRename', label: t('dashboard.filterRenamed'), desc: t('gridDesc.renamed') },
	{ value: 'collection_deleted', icon: 'mdiDeleteAlert', label: t('dashboard.filterDeleted'), desc: t('gridDesc.deleted') },
	{ value: 'sharing_changed', icon: 'mdiShareVariant', label: t('dashboard.filterSharingChanged'), desc: t('gridDesc.sharingChanged') },
	{ value: 'action_success', icon: 'mdiPlayCircle', label: t('dashboard.filterActionSuccess'), desc: t('gridDesc.actionSuccess') },
	{ value: 'action_partial', icon: 'mdiAlertCircle', label: t('dashboard.filterActionPartial'), desc: t('gridDesc.actionPartial') },
	{ value: 'action_failed', icon: 'mdiCloseCircle', label: t('dashboard.filterActionFailed'), desc: t('gridDesc.actionFailed') },
];

// --- Sort filter (dashboard) ---

export const sortFilterItems = (): GridItem[] => [
	{ value: 'newest', icon: 'mdiSortClockDescending', label: t('dashboard.newestFirst'), desc: t('gridDesc.newestFirst') },
	{ value: 'oldest', icon: 'mdiSortClockAscending', label: t('dashboard.oldestFirst'), desc: t('gridDesc.oldestFirst') },
];

// --- Chat action (Telegram targets) ---

export const chatActionItems = (): GridItem[] => [
	{ value: '', icon: 'mdiMinus', label: t('targets.chatActionNone'), desc: t('gridDesc.chatActionNone') },
	{ value: 'typing', icon: 'mdiKeyboard', label: t('targets.chatActionTyping'), desc: t('gridDesc.chatActionTyping') },
	{ value: 'upload_photo', icon: 'mdiImagePlus', label: t('targets.chatActionUploadPhoto'), desc: t('gridDesc.chatActionUploadPhoto') },
	{ value: 'upload_video', icon: 'mdiVideoPlus', label: t('targets.chatActionUploadVideo'), desc: t('gridDesc.chatActionUploadVideo') },
	{ value: 'upload_document', icon: 'mdiFileUpload', label: t('targets.chatActionUploadDoc'), desc: t('gridDesc.chatActionUploadDoc') },
	{ value: 'record_video', icon: 'mdiVideo', label: t('targets.chatActionRecordVideo'), desc: t('gridDesc.chatActionRecordVideo') },
	{ value: 'record_voice', icon: 'mdiMicrophone', label: t('targets.chatActionRecordVoice'), desc: t('gridDesc.chatActionRecordVoice') },
];

// --- Preview target type ---

export const previewTargetTypeItems = (): GridItem[] => [
	{ value: 'telegram', icon: 'mdiSend', label: 'Telegram', desc: t('gridDesc.previewTelegram') },
	{ value: 'webhook', icon: 'mdiWebhook', label: 'Webhook', desc: t('gridDesc.previewWebhook') },
	{ value: 'email', icon: 'mdiEmailOutline', label: 'Email', desc: t('gridDesc.previewEmail') },
	{ value: 'discord', icon: 'mdiChat', label: 'Discord', desc: t('gridDesc.previewDiscord') },
	{ value: 'slack', icon: 'mdiSlack', label: 'Slack', desc: t('gridDesc.previewSlack') },
	{ value: 'ntfy', icon: 'mdiBellOutline', label: 'ntfy', desc: t('gridDesc.previewNtfy') },
	{ value: 'matrix', icon: 'mdiMatrix', label: 'Matrix', desc: t('gridDesc.previewMatrix') },
];

// --- Provider type items (derived from descriptor registry) ---

/** Convert snake_case type to PascalCase i18n suffix: "google_photos" → "GooglePhotos" */
function typeToKey(type: string): string {
	return type.replace(/(^|_)([a-z])/g, (_, __, c) => c.toUpperCase());
}

function descriptorToGridItem(d: { type: string; icon: string }): GridItem {
	const key = typeToKey(d.type);
	return { value: d.type, icon: d.icon, label: t(`providers.type${key}`), desc: t(`gridDesc.provider${key}`) };
}

/** Provider type filter with "All types" option. */
export const providerTypeFilterItems = (): GridItem[] => [
	{ value: '', icon: 'mdiFilterOff', label: t('common.allTypes'), desc: t('gridDesc.allEvents') },
	...allDescriptors().map(descriptorToGridItem),
];

/** Provider type selector (no "All" option). */
export const providerTypeItems = (): GridItem[] =>
	allDescriptors().map(descriptorToGridItem);