import gql from "graphql-tag";

import dataProvider from "../../src/index";
import client from "../gqlClient";

import "./index.mock";

describe("getList", () => {
    describe("gql", () => {
        it("correct response for query", async () => {
            const { data, total } = await dataProvider(client).getList<{
                id: string;
                status: string;
                category: { id: string };
            }>({
                resource: "blog_posts",
                pagination: {
                    current: 2,
                    pageSize: 5,
                    mode: "server",
                },
                filters: [
                    { field: "id", operator: "lt", value: 500 },
                    { field: "status", operator: "eq", value: "PUBLISHED" },
                    { field: "category.id", operator: "eq", value: 1 },
                ],
                sorters: [{ field: "id", order: "desc" }],
                meta: {
                    gqlQuery: gql`
                        query BlogPostsList(
                            $paging: OffsetPaging!
                            $filter: BlogPostFilter
                            $sorting: [BlogPostSort!]!
                        ) {
                            blogPosts(
                                paging: $paging
                                filter: $filter
                                sorting: $sorting
                            ) {
                                nodes {
                                    id
                                    status
                                    category {
                                        id
                                    }
                                }
                                totalCount
                            }
                        }
                    `,
                },
            });

            expect(total).toBe(13);
            expect(data.length).toBe(5);
            expect(+data[0].id).toBeGreaterThan(+data[1].id);
            data.forEach((item) => expect(item.status).toBe("PUBLISHED"));
            data.forEach((item) => expect(item.category.id).toBe("1"));
        });
    });

    describe("fields (legacy)", () => {
        it("correct response", async () => {
            const { data, total } = await dataProvider(client).getList({
                resource: "blog_posts",
                meta: {
                    fields: ["id", "title"],
                },
            });

            data.forEach((item) => {
                expect(item).toHaveProperty("id");
                expect(item).toHaveProperty("title");
            });

            expect(total).toBeGreaterThan(0);
        });

        describe("sorters", () => {
            describe("single sorter", () => {
                it("should return sorted data", async () => {
                    const { data } = await dataProvider(client).getList({
                        resource: "blog_posts",
                        meta: {
                            fields: ["id"],
                        },
                        sorters: [{ field: "id", order: "desc" }],
                    });

                    expect(Number(data[0]["id"])).toBeGreaterThan(
                        Number(data[1]["id"]),
                    );
                });
            });

            describe("multiple sorters", () => {
                it("should return sorted data", async () => {
                    const { data } = await dataProvider(client).getList({
                        resource: "blog_posts",
                        meta: {
                            fields: ["id", "status"],
                        },
                        sorters: [
                            { field: "status", order: "asc" },
                            { field: "id", order: "desc" },
                        ],
                    });

                    expect(Number(data[0]["id"])).toBeGreaterThan(
                        Number(data[1]["id"]),
                    );

                    data.forEach((item) => {
                        expect(item["status"]).toBe("DRAFT");
                    });
                });
            });
        });

        describe("pagination", () => {
            describe("server mode", () => {
                it("should return paginated results", async () => {
                    const { data, total } = await dataProvider(client).getList({
                        resource: "blog_posts",
                        meta: {
                            fields: ["id"],
                        },
                        pagination: {
                            current: 2,
                            mode: "server",
                            pageSize: 10,
                        },
                    });

                    expect(data.length).toBe(10);
                    expect(data[0].id).toBe("11");
                });
            });
        });

        describe("filters", () => {
            describe("single filter", () => {
                it("should return filtered data", async () => {
                    const { data, total } = await dataProvider(client).getList({
                        resource: "blog_posts",
                        filters: [
                            {
                                field: "id",
                                operator: "eq",
                                value: "1",
                            },
                        ],
                        meta: {
                            fields: ["id", "title"],
                        },
                    });

                    expect(data[0]["id"]).toBe("1");
                    expect(total).toBe(1);
                });
            });

            describe("multiple filters", () => {
                it("should return filtered data", async () => {
                    const { data, total } = await dataProvider(client).getList({
                        resource: "blog_posts",
                        filters: [
                            { field: "id", operator: "lt", value: 10 },
                            { field: "status", operator: "eq", value: "DRAFT" },
                        ],
                        meta: {
                            fields: ["id", "status"],
                        },
                    });

                    data.forEach((item) => {
                        expect(Number(item["id"])).toBeLessThan(10);
                        expect(item["status"]).toBe("DRAFT");
                    });
                });

                describe("and operator", () => {
                    it("should return filtered data", async () => {
                        const { data } = await dataProvider(client).getList({
                            resource: "blog_posts",
                            filters: [
                                {
                                    operator: "and",
                                    value: [
                                        {
                                            field: "id",
                                            operator: "lt",
                                            value: 10,
                                        },
                                        {
                                            field: "status",
                                            operator: "eq",
                                            value: "DRAFT",
                                        },
                                    ],
                                },
                            ],
                            meta: {
                                fields: ["id", "status"],
                            },
                        });

                        expect(data.length).toBe(2);
                        expect(data[0]["id"]).toBe("4");
                        expect(data[0].status).toBe("DRAFT");
                    });
                });
            });
        });

        it("correct sorting response", async () => {
            const { data } = await dataProvider(client).getList({
                resource: "blog_posts",
                sorters: [
                    {
                        field: "id",
                        order: "asc",
                    },
                ],
                meta: {
                    fields: ["id", "title"],
                },
            });

            expect(data[0]["id"]).toBe("1");
            expect(data[0]["title"]).toBe("Corporis unde mollitia laudantium.");
        });

        it("correct filter and sort response", async () => {
            const response = await dataProvider(client).getList({
                resource: "blog_posts",
                filters: [
                    {
                        field: "category.id",
                        operator: "eq",
                        value: "8",
                    },
                ],
                sorters: [
                    {
                        field: "title",
                        order: "asc",
                    },
                ],
                meta: {
                    fields: ["id", "title", { category: ["id", "title"] }],
                },
            });

            expect(response.data[0]["id"]).toBe("413");
            expect(response.data[0]["category"].title).toBe("et");
        });
    });
});