import { testAll, testAllNoError, testAllObject } from "./test_utils"
import * as ks from "./keyseq"
import { mapstrToKeyseq as mks } from "./keyseq"

function mk(k, mod?: ks.KeyModifiers) {
    return new ks.MinimalKey(k, mod)
}

{
    // {{{ parse and completions

    const keymap = new Map([
        [[mk("u", { ctrlKey: true }), mk("j")], "scrollline 10"],
        [[mk("g"), mk("g")], "scrolltop"],
        [mks("<SA-Escape>"), "rarelyusedcommand"],
        // Test shiftKey ignoring
        [mks(":"), "fillcmdline"],
        [mks("Av"), "whatever"],
        [mks("i<c-j>"), "testmods"],
    ])
    // Keymap for negative tests
    const keymap2 = new Map([
        [mks("gg"), "scrolltop"],
        [mks("gof"), "foo"],
        [mks("o"), "bar"],
    ])

    // This one actually found a bug once!
    testAllObject(ks.parse, [
        [[[mk("g")], keymap], { keys: [mk("g")], isMatch: true }],
        [[[mk("g"), mk("g")], keymap], { value: "scrolltop", isMatch: true }],
        [
            [[mk("Escape", { shiftKey: true, altKey: true })], keymap],
            { value: "rarelyusedcommand", isMatch: true },
        ],
        [
            [[mk(":", { shiftKey: true })], keymap],

            { value: "fillcmdline", isMatch: true },
            ,
        ],
        [
            [[mk("A", { shiftKey: true }), mk("v")], keymap],
            { value: "whatever", isMatch: true },
        ],
        // Test bare modifiers
        [
            [mks("i<Control><c-j>"), keymap],
            { value: "testmods", isMatch: true },
        ],
        [
            [mks("i<C-Control><c-j>"), keymap],
            { value: "testmods", isMatch: true },
        ],

        // Test prefix problems
        [[mks("g"), keymap2], { keys: mks("g"), isMatch: true }],
        [[mks("go"), keymap2], { keys: mks("go"), isMatch: true }],
        [[mks("gog"), keymap2], { keys: mks("g"), isMatch: true }],
        [[mks("gor"), keymap2], { keys: [], isMatch: false }],
        // If you somehow go beyond a valid keymap (keymap is changed in
        // between keypresses or something) then clear the key list.
        [[mks("goff"), keymap2], { keys: [], isMatch: false }],
        [[mks("xxxxx"), keymap2], { keys: [], isMatch: false }],
    ])

    testAllObject(ks.completions, [
        [[[mk("g")], keymap], new Map([[[mk("g"), mk("g")], "scrolltop"]])],
        [[mks("<C-u>j"), keymap], new Map([[mks("<C-u>j"), "scrollline 10"]])],
        // -ve tests
        [[mks("x"), keymap], new Map()],
        [[mks("ggg"), keymap], new Map()],
    ])
} // }}}

// {{{ mapstr ->  keysequence

testAll(ks.bracketexprToKey, [
    ["<C-a><CR>", [mk("a", { ctrlKey: true }), "<CR>"]],
    ["<M-<>", [mk("<", { metaKey: true }), ""]],
    ["<M-<>Foo", [mk("<", { metaKey: true }), "Foo"]],
    ["<M-a>b", [mk("a", { metaKey: true }), "b"]],
    ["<S-Escape>b", [mk("Escape", { shiftKey: true }), "b"]],
    ["<Tab>b", [mk("Tab"), "b"]],
    ["<>b", [mk("<"), ">b"]],
    ["<tag >", [mk("<"), "tag >"]],
])

testAllObject(ks.mapstrMapToKeyMap, [
    [
        new Map([["j", "scrollline 10"], ["gg", "scrolltop"]]),
        new Map([
            [[mk("j")], "scrollline 10"],
            [[mk("g"), mk("g")], "scrolltop"],
        ]),
    ],
    [
        new Map([["<C-u>j", "scrollline 10"], ["gg", "scrolltop"]]),
        new Map([
            [[mk("u", { ctrlKey: true }), mk("j")], "scrollline 10"],
            [[mk("g"), mk("g")], "scrolltop"],
        ]),
    ],
])

testAllObject(ks.mapstrToKeyseq, [
    [
        "Some string",
        [
            {
                altKey: false,
                ctrlKey: false,
                key: "S",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "o",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "m",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "e",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: " ",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "s",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "t",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "r",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "i",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "n",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "g",
                metaKey: false,
                shiftKey: false,
            },
        ],
    ],
    [
        "hi<c-u>t<A-Enter>here",
        [
            {
                altKey: false,
                ctrlKey: false,
                key: "h",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "i",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: true,
                key: "u",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "t",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: true,
                ctrlKey: false,
                key: "Enter",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "h",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "e",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "r",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "e",
                metaKey: false,
                shiftKey: false,
            },
        ],
    ],
    [
        "wat's up <s-Escape>",
        [
            {
                altKey: false,
                ctrlKey: false,
                key: "w",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "a",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "t",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "'",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "s",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: " ",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "u",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "p",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: " ",
                metaKey: false,
                shiftKey: false,
            },
            {
                altKey: false,
                ctrlKey: false,
                key: "Escape",
                metaKey: false,
                shiftKey: true,
            },
        ],
    ],
    ["wat's up <s-Escape>", mks("wat's up <s-Escape>")],
])

// Check order of modifiers doesn't matter
// Check aliases
testAllObject(mks, [
    ["<SAC-cr>", mks("<ASC-return>")],
    ["<ACM-lt>", mks("<CAM-<>")],
])

// }}}