const jsonpath = require('jsonpath-wasm');

let jsonObj = {
    'store': {
        'book': [
            {
                'category': 'reference',
                'author': 'Nigel Rees',
                'title': 'Sayings of the Century',
                'price': 8.95,
            },
            {
                'category': 'fiction',
                'author': 'Evelyn Waugh',
                'title': 'Sword of Honour',
                'price': 12.99,
            },
            {
                'category': 'fiction',
                'author': 'Herman Melville',
                'title': 'Moby Dick',
                'isbn': '0-553-21311-3',
                'price': 8.99,
            },
            {
                'category': 'fiction',
                'author': 'J. R. R. Tolkien',
                'title': 'The Lord of the Rings',
                'isbn': '0-395-19395-8',
                'price': 22.99,
            },
        ],
        'bicycle': {
            'color': 'red',
            'price': 19.95,
        },
    },
    'expensive': 10,
};

let list = {
    '$.store.book[*].author': [
        'Nigel Rees',
        'Evelyn Waugh',
        'Herman Melville',
        'J. R. R. Tolkien',
    ],

    '$..author': [
        'Nigel Rees',
        'Evelyn Waugh',
        'Herman Melville',
        'J. R. R. Tolkien',
    ],

    '$.store.*': [
        [
            {
                'category': 'reference',
                'author': 'Nigel Rees',
                'title': 'Sayings of the Century',
                'price': 8.95,
            },
            {
                'category': 'fiction',
                'author': 'Evelyn Waugh',
                'title': 'Sword of Honour',
                'price': 12.99,
            },
            {
                'category': 'fiction',
                'author': 'Herman Melville',
                'title': 'Moby Dick',
                'isbn': '0-553-21311-3',
                'price': 8.99,
            },
            {
                'category': 'fiction',
                'author': 'J. R. R. Tolkien',
                'title': 'The Lord of the Rings',
                'isbn': '0-395-19395-8',
                'price': 22.99,
            },
        ],
        {
            'color': 'red',
            'price': 19.95,
        },
    ],

    '$.store..price': [
        8.95,
        12.99,
        8.99,
        22.99,
        19.95,
    ],

    '$..book[2]': [
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
    ],

    '$..book[-2]': [
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
    ],

    '$..book[0,1]': [
        {
            'category': 'reference',
            'author': 'Nigel Rees',
            'title': 'Sayings of the Century',
            'price': 8.95,
        },
        {
            'category': 'fiction',
            'author': 'Evelyn Waugh',
            'title': 'Sword of Honour',
            'price': 12.99,
        },
    ],

    '$..book[:2]': [
        {
            'category': 'reference',
            'author': 'Nigel Rees',
            'title': 'Sayings of the Century',
            'price': 8.95,
        },
        {
            'category': 'fiction',
            'author': 'Evelyn Waugh',
            'title': 'Sword of Honour',
            'price': 12.99,
        },
    ],

    '$..book[1:2]': [
        {
            'category': 'fiction',
            'author': 'Evelyn Waugh',
            'title': 'Sword of Honour',
            'price': 12.99,
        },
    ],

    '$..book[-2:]': [
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
        {
            'category': 'fiction',
            'author': 'J. R. R. Tolkien',
            'title': 'The Lord of the Rings',
            'isbn': '0-395-19395-8',
            'price': 22.99,
        },
    ],

    '$..book[2:]': [
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
        {
            'category': 'fiction',
            'author': 'J. R. R. Tolkien',
            'title': 'The Lord of the Rings',
            'isbn': '0-395-19395-8',
            'price': 22.99,
        },
    ],

    '$..book[?(@.isbn)]': [
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
        {
            'category': 'fiction',
            'author': 'J. R. R. Tolkien',
            'title': 'The Lord of the Rings',
            'isbn': '0-395-19395-8',
            'price': 22.99,
        },
    ],

    '$.store.book[?(@.price < 10)]': [
        {
            'category': 'reference',
            'author': 'Nigel Rees',
            'title': 'Sayings of the Century',
            'price': 8.95,
        },
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
    ],

    '$..*': [
        {
            'book': [
                {
                    'category': 'reference',
                    'author': 'Nigel Rees',
                    'title': 'Sayings of the Century',
                    'price': 8.95,
                },
                {
                    'category': 'fiction',
                    'author': 'Evelyn Waugh',
                    'title': 'Sword of Honour',
                    'price': 12.99,
                },
                {
                    'category': 'fiction',
                    'author': 'Herman Melville',
                    'title': 'Moby Dick',
                    'isbn': '0-553-21311-3',
                    'price': 8.99,
                },
                {
                    'category': 'fiction',
                    'author': 'J. R. R. Tolkien',
                    'title': 'The Lord of the Rings',
                    'isbn': '0-395-19395-8',
                    'price': 22.99,
                },
            ],
            'bicycle': {
                'color': 'red',
                'price': 19.95,
            },
        },
        10,
        [
            {
                'category': 'reference',
                'author': 'Nigel Rees',
                'title': 'Sayings of the Century',
                'price': 8.95,
            },
            {
                'category': 'fiction',
                'author': 'Evelyn Waugh',
                'title': 'Sword of Honour',
                'price': 12.99,
            },
            {
                'category': 'fiction',
                'author': 'Herman Melville',
                'title': 'Moby Dick',
                'isbn': '0-553-21311-3',
                'price': 8.99,
            },
            {
                'category': 'fiction',
                'author': 'J. R. R. Tolkien',
                'title': 'The Lord of the Rings',
                'isbn': '0-395-19395-8',
                'price': 22.99,
            },
        ],
        {
            'color': 'red',
            'price': 19.95,
        },
        {
            'category': 'reference',
            'author': 'Nigel Rees',
            'title': 'Sayings of the Century',
            'price': 8.95,
        },
        {
            'category': 'fiction',
            'author': 'Evelyn Waugh',
            'title': 'Sword of Honour',
            'price': 12.99,
        },
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
        {
            'category': 'fiction',
            'author': 'J. R. R. Tolkien',
            'title': 'The Lord of the Rings',
            'isbn': '0-395-19395-8',
            'price': 22.99,
        },
        'reference',
        'Nigel Rees',
        'Sayings of the Century',
        8.95,
        'fiction',
        'Evelyn Waugh',
        'Sword of Honour',
        12.99,
        'fiction',
        'Herman Melville',
        'Moby Dick',
        '0-553-21311-3',
        8.99,
        'fiction',
        'J. R. R. Tolkien',
        'The Lord of the Rings',
        '0-395-19395-8',
        22.99,
        'red',
        19.95,
    ],

    '$..book[ ?( (@.price < 13 || $.store.bicycle.price < @.price) && @.price <=10 ) ]': [
        {
            'category': 'reference',
            'author': 'Nigel Rees',
            'title': 'Sayings of the Century',
            'price': 8.95,
        },
        {
            'category': 'fiction',
            'author': 'Herman Melville',
            'title': 'Moby Dick',
            'isbn': '0-553-21311-3',
            'price': 8.99,
        },
    ],
};

describe('compile test', () => {
    it('basic', (done) => {
        let template = jsonpath.compile('$.a');
        let result = template({'a': 1});
        if (result[0] === 1) {
            done();
        }
    });
});

describe('selector test', () => {
    it('basic', (done) => {
        let selector = jsonpath.selector({'a': 1});
        let result = selector('$.a');
        if (result[0] === 1) {
            done();
        }
    });
});

describe('select test', () => {
    it('basic', (done) => {
        let result = jsonpath.select({'a': 1}, '$.a');
        if (result[0] === 1) {
            done();
        }
    });
});

describe('filter test', () => {

    function run(done, path, expected) {
        let result = jsonpath.select(jsonObj, path);
        if (JSON.stringify(result) === JSON.stringify(expected)) {
            done();
        }
    }

    for (var i in list) {
        it(i, (done) => {
            run(done, i, list[i]);
        });
    }

    it('object equal', (done) => {
        let selector = new jsonpath.Selector();
        selector.path('$..[?(@.a == 1)]');
        selector.value({
            'a': 1,
            'b': {'a': 1},
            'c': {'a': 1},
        });
        let result = selector.select();
        if (JSON.stringify(result) === JSON.stringify([{'a': 1}, {'a': 1}])) {
            done();
        }
    });

    it('escaped single quote notation', (done) => {
        let result = jsonpath.select({"single'quote":"value"}, "$['single\\'quote']");
        if (JSON.stringify(result) === JSON.stringify(["value"])) {
            done();
        }
    });

    it('escaped double quote notation', (done) => {
        let result = jsonpath.select({"single\"quote":"value"}, "$['single\"quote']");
        if (JSON.stringify(result) === JSON.stringify(["value"])) {
            done();
        }
    });

    it('array range with step - $[::]', (done) => {
        let result = jsonpath.select(["first", "second", "third", "forth", "fifth"], "$[::]");
        if (JSON.stringify(result) === JSON.stringify(["first", "second", "third", "forth", "fifth"])) {
            done();
        }
    });

    it('array range with step - $[::2]', (done) => {
        let result = jsonpath.select(["first", "second", "third", "forth", "fifth"], "$[::2]");
        if (JSON.stringify(result) === JSON.stringify(["first", "third", "fifth"])) {
            done();
        }
    });

    it('array range with step - $[1: :]', (done) => {
        let result = jsonpath.select(["first", "second", "third", "forth", "fifth"], "$[1: :]");
        if (JSON.stringify(result) === JSON.stringify(["second", "third", "forth", "fifth"])) {
            done();
        }
    });

    it('array range with step - $[1:2:]', (done) => {
        let result = jsonpath.select(["first", "second", "third", "forth", "fifth"], "$[1:2:]");
        if (JSON.stringify(result) === JSON.stringify(["second"])) {
            done();
        }
    });

    it('array range with step - $[1::2]', (done) => {
        let result = jsonpath.select(["first", "second", "third", "forth", "fifth"], "$[1::2]");
        if (JSON.stringify(result) === JSON.stringify(["second", "forth"])) {
            done();
        }
    });

    it('array range with step - $[0:3:1]', (done) => {
        let result = jsonpath.select(["first", "second", "third", "forth", "fifth"], "$[0:3:1]");
        if (JSON.stringify(result) === JSON.stringify(["first", "second", "third"])) {
            done();
        }
    });

    it('array range with step - $[0:3:2]', (done) => {
        let result = jsonpath.select(["first", "second", "third", "forth", "fifth"], "$[0:3:2]");
        if (JSON.stringify(result) === JSON.stringify(["first", "third"])) {
            done();
        }
    });

    it('array keys', (done) => {
        let result = jsonpath.select({
            "key1": "value1",
            "key2": 2
        }, "$['key1', 'key2']");
        if (JSON.stringify(result) === JSON.stringify(["value1", 2])) {
            done();
        }
    });
});

describe('SelectorMut test', () => {
    it('delete', (done) => {
        let jsonObjNew = JSON.parse(JSON.stringify(jsonObj));
        let result = jsonpath.deleteValue(jsonObjNew, '$.store.book');
        if (JSON.stringify(result) === JSON.stringify({
            'store': {
                'book': null,
                'bicycle': {
                    'color': 'red',
                    'price': 19.95,
                },
            },
            'expensive': 10,
        })) {
            done();
        }
    });

    it('replaceWith', (done) => {
        let jsonObjNew = JSON.parse(JSON.stringify(jsonObj));
        let result = jsonpath.replaceWith(jsonObjNew, '$.store.book', (v) => {
            let ret = v[0];
            ret.price = 9;
            return ret;
        });
        if (JSON.stringify(result) === JSON.stringify({
            'store': {
                'book': {
                    'category': 'reference',
                    'author': 'Nigel Rees',
                    'title': 'Sayings of the Century',
                    'price': 9,
                },
                'bicycle': {
                    'color': 'red',
                    'price': 19.95,
                },
            },
            'expensive': 10,
        })) {
            done();
        }
    });

    it('SeletorMut delete', (done) => {
        let jsonObjNew = JSON.parse(JSON.stringify(jsonObj));
        let selector = new jsonpath.SelectorMut();
        selector.path('$.store.book');
        selector.value(jsonObjNew);
        selector.deleteValue();

        let result = selector.take();
        if (JSON.stringify(result) === JSON.stringify({
            'store': {
                'book': null,
                'bicycle': {
                    'color': 'red',
                    'price': 19.95,
                },
            },
            'expensive': 10,
        })) {
            done();
        }
    });

    it('SeletorMut replaceWith', (done) => {
        let jsonObjNew = JSON.parse(JSON.stringify(jsonObj));
        let selector = new jsonpath.SelectorMut();
        selector.path('$.store.book');
        selector.value(jsonObjNew);
        selector.replaceWith((v) => {
            let ret = v[0];
            ret.price = 9;
            return ret;
        });

        let result = selector.take();
        if (JSON.stringify(result) === JSON.stringify({
            'store': {
                'book': {
                    'category': 'reference',
                    'author': 'Nigel Rees',
                    'title': 'Sayings of the Century',
                    'price': 9,
                },
                'bicycle': {
                    'color': 'red',
                    'price': 19.95,
                },
            },
            'expensive': 10,
        })) {
            done();
        }
    });
});

describe('Selector test', () => {
    it('select', (done) => {
        let selector = new jsonpath.Selector();
        selector.value(jsonObj);
        for (var i in list) {
            selector.path(i);
            if (JSON.stringify(list[i]) !== JSON.stringify(selector.select())) {
                throw `fail: ${i}`;
            }
        }
        done();
    });
});

describe('README test', () => {
    it('jsonpath.Selector', (done) => {
        let jsonObj = {
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 20},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 30},
                {'name': '친구4'},
            ],
        };

        let selector = new jsonpath.Selector();
        selector.value(jsonObj);

        {
            selector.path('$..[?(@.age >= 30)]');
            let jsonObj = selector.select();
            let resultObj = [{'name': '친구3', 'age': 30}];
            if (JSON.stringify(jsonObj) !== JSON.stringify(resultObj)) {
                throw 'jsonpath.Selector: $..[?(@.age >= 30)]';
            }
        }

        {
            selector.path('$..[?(@.age == 20)]');
            let jsonObj = selector.select();
            let resultObj = [{'name': '친구1', 'age': 20}, {'name': '친구2', 'age': 20}];
            if (JSON.stringify(jsonObj) !== JSON.stringify(resultObj)) {
                throw 'jsonpath.Selector: $..[?(@.age >= 20)]';
            }
        }

        {
            selector.value({'friends': [{'name': '친구5', 'age': 20}]});
            let jsonObj = selector.select();
            let resultObj = [{'name': '친구5', 'age': 20}];
            if (JSON.stringify(jsonObj) !== JSON.stringify(resultObj)) {
                throw 'jsonpath.Selector: change value';
            }
        }

        done();
    });

    it('jsonpath.SelectorMut', (done) => {
        let jsonObj = {
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 20},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 30},
                {'name': '친구4'},
            ],
        };

        let selector = new jsonpath.SelectorMut();
        selector.path('$..[?(@.age == 20)]');
        {
            selector.value(jsonObj);
            selector.deleteValue();

            let resultObj = {
                'school': {'friends': [null, null]},
                'friends': [
                    {'name': '친구3', 'age': 30},
                    {'name': '친구4'},
                ],
            };
            if (JSON.stringify(selector.take()) !== JSON.stringify(resultObj)) {
                throw 'jsonpath.SelectorMut.deleteValue';
            }
        }

        {
            selector.value(jsonObj);
            selector.replaceWith((v) => {
                v.age = v.age * 2;
                return v;
            });

            let resultObj = {
                'school': {
                    'friends': [
                        {'name': '친구1', 'age': 40},
                        {'name': '친구2', 'age': 40},
                    ],
                },
                'friends': [
                    {'name': '친구3', 'age': 30},
                    {'name': '친구4'},
                ],
            };
            if (JSON.stringify(selector.take()) !== JSON.stringify(resultObj)) {
                throw 'jsonpath.SelectorMut.replaceWith';
            }
        }

        done();
    });

    it('jsonpath.select(json: string|object, jsonpath: string)', (done) => {
        let jsonObj = {
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 20},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 30},
                {'name': '친구4'},
            ],
        };

        let ret = [
            {'name': '친구3', 'age': 30},
            {'name': '친구1', 'age': 20},
        ];

        let selectAsString = jsonpath.select(JSON.stringify(jsonObj), '$..friends[0]');
        let selectAsObj = jsonpath.select(jsonObj, '$..friends[0]');

        if (
            JSON.stringify(ret) !== JSON.stringify(selectAsString) ||
            JSON.stringify(ret) !== JSON.stringify(selectAsObj)
        ) {
            throw 'jsonpath.select(json: string|object, jsonpath: string)';
        }

        done();
    });

    it('jsonpath.compile(jsonpath: string)', (done) => {
        let template = jsonpath.compile('$..friends[0]');

        let jsonObj = {
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 20},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 30},
                {'name': '친구4'},
            ],
        };

        let ret = [
            {'name': '친구3', 'age': 30},
            {'name': '친구1', 'age': 20},
        ];

        let selectAsString = template(JSON.stringify(jsonObj));
        let selectAsObj = template(jsonObj);

        if (
            JSON.stringify(ret) !== JSON.stringify(selectAsString) ||
            JSON.stringify(ret) !== JSON.stringify(selectAsObj)
        ) {
            throw 'jsonpath.compile(jsonpath: string) 1';
        }

        let jsonObj2 = {
            'school': {
                'friends': [
                    {'name': 'Millicent Norman'},
                    {'name': 'Vincent Cannon'},
                ],
            },
            'friends': [{'age': 30}, {'age': 40}],
        };

        let ret2 = [
            {'age': 30},
            {'name': 'Millicent Norman'},
        ];

        let selectAsString2 = template(JSON.stringify(jsonObj2));
        let selectAsObj2 = template(jsonObj2);

        if (
            JSON.stringify(ret2) !== JSON.stringify(selectAsString2) ||
            JSON.stringify(ret2) !== JSON.stringify(selectAsObj2)
        ) {
            throw 'jsonpath.compile(jsonpath: string) 2';
        }

        done();
    });

    it('jsonpath.selector(json: string|object)', (done) => {
        let jsonObj = {
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 20},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 30},
                {'name': '친구4'},
            ],
        };

        let ret1 = [
            {'name': '친구3', 'age': 30},
            {'name': '친구1', 'age': 20},
        ];

        let ret2 = [
            {'name': '친구4'},
            {'name': '친구2', 'age': 20},
        ];

        let selector = jsonpath.selector(jsonObj);
        let select1 = selector('$..friends[0]');
        let select2 = selector('$..friends[1]');

        if (
            JSON.stringify(ret1) !== JSON.stringify(select1) ||
            JSON.stringify(ret2) !== JSON.stringify(select2)
        ) {
            throw 'jsonpath.selector(json: string|object)';
        }

        done();
    });

    it('jsonpath.deleteValue(json: string|object, path: string)', (done) => {
        let jsonObj = {
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 20},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 30},
                {'name': '친구4'},
            ],
        };

        let _1 = jsonpath.deleteValue(jsonObj, '$..friends[0]');
        let result = jsonpath.deleteValue(_1, '$..friends[1]');

        if (JSON.stringify(result) === JSON.stringify({
            'school': {'friends': [null, null]},
            'friends': [null, null],
        })) {
            done();
        }
    });

    it('jsonpath.replaceWith(json: string|object, path: string, fun: function(json: object) => json: object', (done) => {
        let jsonObj = {
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 20},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 30},
                {'name': '친구4'},
            ],
        };

        let result = jsonpath.replaceWith(jsonObj, '$..friends[0]', (v) => {
            v.age = v.age * 2;
            return v;
        });

        if (JSON.stringify(result) === JSON.stringify({
            'school': {
                'friends': [
                    {'name': '친구1', 'age': 40},
                    {'name': '친구2', 'age': 20},
                ],
            },
            'friends': [
                {'name': '친구3', 'age': 60},
                {'name': '친구4'},
            ],
        })) {
            done();
        }
    });
});

describe('ISSUE test', () => {
    it('Results do not match other implementations #6', (done) => {
        let result = jsonpath.select(["first", "second"], "$[:]");
        if (JSON.stringify(result) === JSON.stringify(["first", "second"])) {
            done();
        }
    });

    it('Invalid wildcard filter results #7', (done) => {

        function select(json, expected, paths) {
            for (var i = 0 ; i < paths.length ; i++) {
                let result = jsonpath.select(json, paths[i]);
                if (JSON.stringify(result) !== JSON.stringify(expected)) {
                    throw Error("Error: " + paths[i]);
                }
            }
        }

        select(
            ["string", 42, { "key": "value" }, [0, 1]],
            ["string", 42, { "key": "value" }, [0, 1]],
            ["$.*", "$[*]"]
        );

        select(
            ["string", 42, { "key": "value" }, [0, 1]],
            [ "string", 42, { "key" : "value" }, [ 0, 1 ], "value", 0, 1 ],
            ["$..*", "$..[*]"]
        );

        select(
            ["string", 42, { "key": "value" }, [0, 1]],
            ["value", 0, 1],
            ["$.*.*", "$[*].*", "$.*[*]", "$[*][*]"]
        );

        done();
    });
});