const app = require('vn-loopback/server/server');

describe('ticket-request confirm()', () => {
    let originalRequest;
    let originalSale;
    let createdSaleId;
    let ctx = {
        req: {
            accessToken: {userId: 9},
            headers: {origin: 'http://localhost'}
        }
    };
    ctx.req.__ = value => {
        return value;
    };

    afterAll(async done => {
        await originalRequest.updateAttributes(originalRequest);
        await originalSale.updateAttributes(originalSale);
        await app.models.Sale.destroyById(createdSaleId);
        done();
    });

    it(`should throw an error if the item doesn't exist`, async() => {
        ctx.args = {itemFk: 999};

        let error;
        try {
            await app.models.TicketRequest.confirm(ctx);
        } catch (err) {
            error = err;
        }

        expect(error.message).toEqual(`That item doesn't exists`);
    });

    it(`should throw an error if the item is not available`, async() => {
        const requestId = 5;
        const itemId = 4;
        const quantity = 99999;

        ctx.args = {
            itemFk: itemId,
            id: requestId,
            quantity: quantity
        };

        let error;

        try {
            await app.models.TicketRequest.confirm(ctx);
        } catch (err) {
            error = err;
        }

        expect(error.message).toEqual(`This item is not available`);
    });

    it(`should update the sale details if the request already contains a sale id`, async() => {
        const requestId = 4;
        const saleId = 11;
        const itemId = 1;
        const quantity = 10;

        ctx.args = {
            itemFk: itemId,
            id: requestId,
            quantity: quantity
        };

        originalRequest = await app.models.TicketRequest.findById(requestId);
        originalSale = await app.models.Sale.findById(saleId);

        const request = await app.models.TicketRequest.findById(requestId);
        await request.updateAttributes({saleFk: saleId});
        await app.models.TicketRequest.confirm(ctx);

        let updatedSale = await app.models.Sale.findById(saleId);

        expect(updatedSale.itemFk).toEqual(itemId);
        expect(updatedSale.quantity).toEqual(quantity);
    });

    it(`should create a new sale for the the request if there's no sale id`, async() => {
        const requestId = 4;
        const itemId = 1;
        const quantity = 10;

        ctx.args = {
            itemFk: itemId,
            id: requestId,
            quantity: quantity
        };

        const request = await app.models.TicketRequest.findById(requestId);
        await request.updateAttributes({saleFk: null});
        await app.models.TicketRequest.confirm(ctx);

        let updatedRequest = await app.models.TicketRequest.findById(requestId);
        createdSaleId = updatedRequest.saleFk;

        expect(updatedRequest.saleFk).toEqual(createdSaleId);
        expect(updatedRequest.isOk).toEqual(true);
        expect(updatedRequest.itemFk).toEqual(itemId);
    });
});