import { IsNull, MoreThan } from 'typeorm';
import { Inject, Injectable } from '@nestjs/common';
import type { EmojisRepository } from '@/models/index.js';
import { Endpoint } from '@/server/api/endpoint-base.js';
import { EmojiEntityService } from '@/core/entities/EmojiEntityService.js';
import type { Config } from '@/config.js';
import { DI } from '@/di-symbols.js';

export const meta = {
	tags: ['meta'],

	requireCredential: false,

	res: {
		type: 'object',
		optional: false, nullable: false,
		properties: {
			emojis: {
				type: 'array',
				optional: false, nullable: false,
				items: {
					type: 'object',
					optional: false, nullable: false,
					properties: {
						name: {
							type: 'string',
							optional: false, nullable: false,
						},
						aliases: {
							type: 'array',
							optional: false, nullable: false,
							items: {
								type: 'string',
								optional: false, nullable: false,
							},
						},
						category: {
							type: 'string',
							optional: false, nullable: true,
						},
					},
				},
			},
		},
	},
} as const;

export const paramDef = {
	type: 'object',
	properties: {
	},
	required: [],
} as const;

// eslint-disable-next-line import/no-default-export
@Injectable()
export default class extends Endpoint<typeof meta, typeof paramDef> {
	constructor(
		@Inject(DI.config)
		private config: Config,
	
		@Inject(DI.emojisRepository)
		private emojisRepository: EmojisRepository,

		private emojiEntityService: EmojiEntityService,
	) {
		super(meta, paramDef, async (ps, me) => {
			const emojis = await this.emojisRepository.find({
				where: {
					host: IsNull(),
				},
				order: {
					category: 'ASC',
					name: 'ASC',
				},
				cache: {
					id: 'meta_emojis',
					milliseconds: 3600000,	// 1 hour
				},
			});

			return {
				emojis: await this.emojiEntityService.packMany(emojis, {
					omitId: true,
					omitHost: true,
				}),
			};
		});
	}
}
