import test from 'node:test';
import assert from 'node:assert/strict';
import fs from 'node:fs';
import { compileFunction } from 'node:vm';
import { createRequire } from 'node:module';
import ts from 'typescript';
import {
    readNavigationFocus,
    rememberNavigationFocus,
} from '../../resources/js/lib/navigation-focus.ts';
const require = createRequire(import.meta.url);
const A = '15111500-0000-4000-8000-000000000001';
const B = '15111500-0000-4000-8000-000000000002';

test('dossier provider retains tab focus across navigation/reload, honours explicit URLs and uses the current server version on deliberate change', async () => {
    const oldStorage = globalThis.sessionStorage,
        oldWindow = globalThis.window;
    const storage = new Map(),
        calls = [],
        visits = [];
    globalThis.sessionStorage = {
        getItem: (k) => storage.get(k),
        setItem: (k, v) => storage.set(k, v),
        removeItem: (k) => storage.delete(k),
    };
    globalThis.window = {
        location: { hash: '' },
        addEventListener() {},
        removeEventListener() {},
    };
    let pageUrl = '/simulador',
        serverFocus = { case_id: B, step_code: null, version: 8 };
    rememberNavigationFocus(7, { case_id: A, step_code: 'S08', version: 1 });
    const code = ts.transpileModule(
        fs.readFileSync(
            'resources/js/components/dossier-navigation-context.tsx',
            'utf8',
        ),
        {
            compilerOptions: {
                module: ts.ModuleKind.CommonJS,
                target: ts.ScriptTarget.ES2022,
                jsx: ts.JsxEmit.ReactJSX,
            },
        },
    ).outputText;
    function mount() {
        const state = [],
            dependencies = [],
            pending = [];
        let cursor = 0,
            effectCursor = 0;
        const hooks = {
            createContext: () => ({ Provider: 'provider' }),
            useContext: () => ({}),
            useState(initial) {
                const i = cursor++;
                if (!(i in state))
                    state[i] =
                        typeof initial === 'function' ? initial() : initial;
                return [
                    state[i],
                    (n) =>
                        (state[i] = typeof n === 'function' ? n(state[i]) : n),
                ];
            },
            useEffect(callback, deps) {
                const i = effectCursor++;
                if (
                    !dependencies[i] ||
                    deps.some((v, n) => v !== dependencies[i][n])
                ) {
                    dependencies[i] = deps;
                    pending.push(callback);
                }
            },
        };
        const module = { exports: {} };
        compileFunction(code, ['require', 'module', 'exports'])(
            (id) => {
                if (id === 'react') return hooks;
                if (id === '@inertiajs/react')
                    return {
                        usePage: () => ({
                            url: pageUrl,
                            props: {
                                auth: { user: { id: 7 } },
                                investorPathEnabled: true,
                            },
                        }),
                        router: { visit: (url) => visits.push(url) },
                        Link: 'a',
                    };
                if (id === '@/lib/navigation-focus')
                    return { readNavigationFocus, rememberNavigationFocus };
                if (id === '@/lib/investor-context')
                    return {
                        contextApi: async (url, data, method) => {
                            calls.push({ url, data, method });
                            if (url === '/investimentos')
                                return { contexts: [{ id: A }, { id: B }] };
                            if (url === '/investimentos/contexto-atual') {
                                if (method === 'PUT') {
                                    assert.equal(
                                        data.version,
                                        serverFocus.version,
                                    );
                                    serverFocus = {
                                        ...data,
                                        version: serverFocus.version + 1,
                                    };
                                }
                                return { installed: true, focus: serverFocus };
                            }
                            return { case: { id: url.split('/').pop() } };
                        },
                    };
                return require(id);
            },
            module,
            module.exports,
        );
        const render = () => {
            cursor = effectCursor = 0;
            const tree = module.exports.NavigationContextProvider({
                children: null,
            });
            while (pending.length) pending.shift()();
            return tree.props.value;
        };
        return async () => {
            render();
            await new Promise(setImmediate);
            return render();
        };
    }
    try {
        let render = mount(),
            view = await render();
        assert.equal(view.active, A);
        assert.equal(view.view.case.id, A);
        assert.equal(
            calls.some((c) => c.method === 'PUT'),
            false,
        );
        render = mount();
        view = await render();
        assert.equal(
            view.active,
            A,
            'reload must not adopt the other tab server preference',
        );
        pageUrl = '/simulador?context=' + B;
        view = await render();
        assert.equal(view.active, B, 'explicit authorised dossier wins');
        assert.equal(readNavigationFocus(7, [A, B]).case_id, B);
        serverFocus = { case_id: A, step_code: null, version: 15 };
        view.choose(A, 'S02');
        await new Promise(setImmediate);
        assert.equal(
            calls.filter((c) => c.method === 'PUT').at(-1).data.version,
            15,
        );
        assert.equal(visits.at(-1), '/investimentos/' + A + '#S02');
    } finally {
        globalThis.sessionStorage = oldStorage;
        globalThis.window = oldWindow;
    }
});