import * as gracely from "gracely"
import * as authly from "authly"
import { Connection } from "@payfunc/model-base"
import { Merchant as ModelMerchant } from "../Merchant"

export class Merchant {
	constructor(readonly connection: Connection) {}
	async create(request: ModelMerchant): Promise<ModelMerchant | gracely.Error> {
		return await this.connection.post<ModelMerchant>("merchant", request)
	}
	async list(): Promise<ModelMerchant[] | gracely.Error> {
		return this.connection.get<ModelMerchant[] | gracely.Error>("merchant")
	}
	async replace(request: ModelMerchant, id: authly.Identifier): Promise<ModelMerchant | gracely.Error> {
		return await this.connection.put<ModelMerchant>("merchant/" + id, request)
	}
	async patch(request: Partial<ModelMerchant>, id: authly.Identifier): Promise<ModelMerchant | gracely.Error> {
		return await this.connection.patch<ModelMerchant>("merchant/" + id, request)
	}
	async updateRules(request: ModelMerchant.Rules, id: authly.Identifier): Promise<ModelMerchant | gracely.Error> {
		return await this.connection.patch<ModelMerchant>("merchant/" + id + "/rule", request)
	}
	async load(id?: authly.Identifier | authly.Identifier[]): Promise<ModelMerchant | ModelMerchant[] | gracely.Error> {
		return !id
			? await this.connection.get<ModelMerchant[]>("merchant")
			: authly.Identifier.is(id)
			? await this.connection.get<ModelMerchant>("merchant/" + id)
			: (await Promise.all(id.map(i => this.connection.get<ModelMerchant>("merchant/" + i)))).filter(ModelMerchant.is)
	}
	static open(url: string, token: string): Merchant
	static open(url: string | undefined, token: string | undefined): Merchant | undefined
	static open(url: string | undefined, token: string | undefined): Merchant | undefined {
		const connection = Connection.open(url, token)
		return connection && new Merchant(connection)
	}
}