let request = require("supertest");
let wipeDatabase = require("./utils/wipeDatabase");
let expect = require("chai").expect;


async function setup() {
    let app = require("../app");
    let models = require("../models");
    await models.sequelize.sync();
    await wipeDatabase(models);
    return [app, models];
}

async function createTestUser(models, p) {
    await models.User.create({
        username: "test",
        email: "test@test.fr",
        firstName: "Test",
        lastName: "Test",
        passwordHash: "test",
        permissions: p ? p : 0
    });
}

async function clean() {
    await wipeDatabase(models);
    await models.sequelize.close();
    for (let e of ["../app", "../models"])
        delete require.cache[require.resolve(e)];
}

async function getLoginAgent(app) {
    let agent = request.agent(app, {});
    await agent
        .post("/login")
        .send({username: "test", password: "test"})
        .expect(302);
    return agent;
}


describe("Public pages test", () => {
    let app;
    let models;

    before(async () => {
        [app, models] = await setup();
    });
    after(() => {
        return clean;
    });

    it("Responds to /", (done) => {
        request(app)
            .get("/")
            .expect(200, done);
    });
    it("Responds to /login", (done) => {
        request(app)
            .get("/login")
            .expect(200, done);
    });
    it("Responds to /register", (done) => {
        request(app)
            .get("/register")
            .expect(200, done);
    });
    it("Responds to /logout", (done) => {
        request(app)
            .get("/logout")
            .expect(302, done);
    });
    it("Response to /profile", (done) => {
        request(app)
            .get("/profile")
            .expect(302, done);
    });
    it("Response to /sandwiches", (done) => {
        request(app)
            .get("/sandwiches")
            .expect(302, done);
    });
    it("Response to /orders", (done) => {
        request(app)
            .get("/orders")
            .expect(302, done);
    });
    it("Response to /admin", (done) => {
        request(app)
            .get("/admin")
            .expect(302, done);
    });
    it("Response to /admin/orders", (done) => {
        request(app)
            .get("/admin/orders")
            .expect(302, done);
    });
    it("404 everything else", (done) => {
        request(app)
            .get("/foo/bar")
            .expect(404, done);
    });
});

describe("Global logged user pages", () => {
    let app;
    let models;

    before(async () => {
        [app, models] = await setup();
        await createTestUser(models);
    });
    after( () => {
        return clean;
    });

    it("Login user", async () => {
        let res = await request(app)
            .post("/login")
            .send({username: "test", password: "test"})
            .expect(302);
        expect(res.headers.location).to.be.equal("/");
    });
    it("Login error", async () => {
        let res = await request(app)
            .post("/login")
            .send({username: "wrong", password: "wrong"})
            .expect(302);
        expect(res.headers.location).to.be.equal("/login?err=true");
    });
    it("Register page", async () => {
        await (await getLoginAgent(app))
            .get("/register")
            .expect(302);
    });
    it("Logout page", async () => {
        let agent = await getLoginAgent(app);
        await agent
            .get("/logout")
            .expect(302);

        //Check if user is correctly logout
        await agent
            .get("/login")
            .expect(200);
    });
    it("Profile page", async () => {
        await (await getLoginAgent(app))
            .get("/profile")
            .expect(200);
    });
});

for (let [p, a] of Object.entries({0: [403, 403, 403, 403], 1: [200, 403, 403, 403], 2: [200, 200, 403, 403], 3: [200, 200, 200, 200]}))
    describe(`Permission ${p} pages`, () => {
        let app;
        let models;

        before(async () => {
            [app, models] = await setup();
            await createTestUser(models, p);
        });
        after( () => {
            return clean;
        });

        it("Sandwiches page", async () => {
            await (await getLoginAgent(app))
                .get("/sandwiches")
                .expect(a[0]);
        });
        it("Orders page", async () => {
            await (await getLoginAgent(app))
                .get("/orders")
                .expect(a[1]);
        });
        it("Admin page", async () => {
            await (await getLoginAgent(app))
                .get("/admin")
                .expect(a[2]);
        });
        it("Orders administration page", async () => {
            await (await getLoginAgent(app))
                .get("/admin/orders")
                .expect(a[3]);
        });
    });