"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const load_1 = __importDefault(require("@commitlint/load"));
const lint_1 = __importDefault(require("@commitlint/lint"));
const read_1 = __importDefault(require("@commitlint/read"));
const isFunction_1 = __importDefault(require("lodash/isFunction"));
const get_stdin_1 = __importDefault(require("get-stdin"));
const resolve_from_1 = __importDefault(require("resolve-from"));
const resolve_global_1 = __importDefault(require("resolve-global"));
const yargs_1 = __importDefault(require("yargs"));
const cli_error_1 = require("./cli-error");
const pkg = require('../package');
const cli = yargs_1.default
    .options({
    color: {
        alias: 'c',
        default: true,
        description: 'toggle colored output',
        type: 'boolean',
    },
    config: {
        alias: 'g',
        description: 'path to the config file',
        type: 'string',
    },
    cwd: {
        alias: 'd',
        default: process.cwd(),
        defaultDescription: '(Working Directory)',
        description: 'directory to execute in',
        type: 'string',
    },
    edit: {
        alias: 'e',
        description: 'read last commit message from the specified file or fallbacks to ./.git/COMMIT_EDITMSG',
        type: 'string',
    },
    env: {
        alias: 'E',
        description: 'check message in the file at path given by environment variable value',
        type: 'string',
    },
    extends: {
        alias: 'x',
        description: 'array of shareable configurations to extend',
        type: 'array',
    },
    'help-url': {
        alias: 'H',
        type: 'string',
        description: 'help url in error message',
    },
    from: {
        alias: 'f',
        description: 'lower end of the commit range to lint; applies if edit=false',
        type: 'string',
    },
    format: {
        alias: 'o',
        description: 'output format of the results',
        type: 'string',
    },
    'parser-preset': {
        alias: 'p',
        description: 'configuration preset to use for conventional-commits-parser',
        type: 'string',
    },
    quiet: {
        alias: 'q',
        default: false,
        description: 'toggle console output',
        type: 'boolean',
    },
    to: {
        alias: 't',
        description: 'upper end of the commit range to lint; applies if edit=false',
        type: 'string',
    },
    verbose: {
        alias: 'V',
        type: 'boolean',
        description: 'enable verbose output for reports without problems',
    },
})
    .version('version', 'display version information', `${pkg.name}@${pkg.version}`)
    .alias('v', 'version')
    .help('help')
    .alias('h', 'help')
    .usage(`${pkg.name}@${pkg.version} - ${pkg.description}\n`)
    .usage(`[input] reads from stdin if --edit, --env, --from and --to are omitted`)
    .strict();
main(Object.assign({ edit: false }, cli.argv)).catch((err) => {
    setTimeout(() => {
        if (err.type === pkg.name) {
            process.exit(1);
        }
        throw err;
    }, 0);
});
async function main(options) {
    const raw = options._;
    const flags = normalizeFlags(options);
    const fromStdin = checkFromStdin(raw, flags);
    const input = await (fromStdin
        ? get_stdin_1.default()
        : read_1.default({
            to: flags.to,
            from: flags.from,
            edit: flags.edit,
            cwd: flags.cwd,
        }));
    const messages = (Array.isArray(input) ? input : [input])
        .filter((message) => typeof message === 'string')
        .filter((message) => message.trim() !== '')
        .filter(Boolean);
    if (messages.length === 0 && !checkFromRepository(flags)) {
        const err = new cli_error_1.CliError('[input] is required: supply via stdin, or --env or --edit or --from and --to', pkg.name);
        yargs_1.default.showHelp('log');
        console.log(err.message);
        throw err;
    }
    const loadOpts = { cwd: flags.cwd, file: flags.config };
    const loaded = await load_1.default(getSeed(flags), loadOpts);
    const parserOpts = selectParserOpts(loaded.parserPreset);
    const opts = {
        parserOpts: {},
        plugins: {},
        ignores: [],
        defaultIgnores: true,
    };
    if (parserOpts) {
        opts.parserOpts = parserOpts;
    }
    if (loaded.plugins) {
        opts.plugins = loaded.plugins;
    }
    if (loaded.ignores) {
        opts.ignores = loaded.ignores;
    }
    if (loaded.defaultIgnores === false) {
        opts.defaultIgnores = false;
    }
    const format = loadFormatter(loaded, flags);
    // Strip comments if reading from `.git/COMMIT_EDIT_MSG`
    if (flags.edit) {
        opts.parserOpts.commentChar = '#';
    }
    const results = await Promise.all(messages.map((message) => lint_1.default(message, loaded.rules, opts)));
    if (Object.keys(loaded.rules).length === 0) {
        let input = '';
        if (results.length !== 0) {
            input = results[0].input;
        }
        results.splice(0, results.length, {
            valid: false,
            errors: [
                {
                    level: 2,
                    valid: false,
                    name: 'empty-rules',
                    message: [
                        'Please add rules to your `commitlint.config.js`',
                        '    - Getting started guide: https://git.io/fhHij',
                        '    - Example config: https://git.io/fhHip',
                    ].join('\n'),
                },
            ],
            warnings: [],
            input,
        });
    }
    const report = results.reduce((info, result) => {
        info.valid = result.valid ? info.valid : false;
        info.errorCount += result.errors.length;
        info.warningCount += result.warnings.length;
        info.results.push(result);
        return info;
    }, {
        valid: true,
        errorCount: 0,
        warningCount: 0,
        results: [],
    });
    const output = format(report, {
        color: flags.color,
        verbose: flags.verbose,
        helpUrl: flags['help-url']
            ? flags['help-url'].trim()
            : 'https://github.com/conventional-changelog/commitlint/#what-is-commitlint',
    });
    if (!flags.quiet && output !== '') {
        console.log(output);
    }
    if (!report.valid) {
        throw new cli_error_1.CliError(output, pkg.name);
    }
}
function checkFromStdin(input, flags) {
    return input.length === 0 && !checkFromRepository(flags);
}
function checkFromRepository(flags) {
    return checkFromHistory(flags) || checkFromEdit(flags);
}
function checkFromEdit(flags) {
    return Boolean(flags.edit) || flags.env;
}
function checkFromHistory(flags) {
    return typeof flags.from === 'string' || typeof flags.to === 'string';
}
function normalizeFlags(flags) {
    const edit = getEditValue(flags);
    return Object.assign(Object.assign({}, flags), { edit });
}
function getEditValue(flags) {
    if (flags.env) {
        if (!(flags.env in process.env)) {
            throw new Error(`Recieved '${flags.env}' as value for -E | --env, but environment variable '${flags.env}' is not available globally`);
        }
        return process.env[flags.env];
    }
    const { edit } = flags;
    // If the edit flag is set but empty (i.e '-e') we default
    // to .git/COMMIT_EDITMSG
    if (edit === '') {
        return true;
    }
    if (typeof edit === 'boolean') {
        return edit;
    }
    // The recommended method to specify -e with husky was `commitlint -e $HUSKY_GIT_PARAMS`
    // This does not work properly with win32 systems, where env variable declarations
    // use a different syntax
    // See https://github.com/conventional-changelog/commitlint/issues/103 for details
    // This has been superceded by the `-E GIT_PARAMS` / `-E HUSKY_GIT_PARAMS`
    const isGitParams = edit === '$GIT_PARAMS' || edit === '%GIT_PARAMS%';
    const isHuskyParams = edit === '$HUSKY_GIT_PARAMS' || edit === '%HUSKY_GIT_PARAMS%';
    if (isGitParams || isHuskyParams) {
        console.warn(`Using environment variable syntax (${edit}) in -e |\
--edit is deprecated. Use '{-E|--env} HUSKY_GIT_PARAMS instead'`);
        if (isGitParams && 'GIT_PARAMS' in process.env) {
            return process.env.GIT_PARAMS;
        }
        if ('HUSKY_GIT_PARAMS' in process.env) {
            return process.env.HUSKY_GIT_PARAMS;
        }
        throw new Error(`Received ${edit} as value for -e | --edit, but GIT_PARAMS or HUSKY_GIT_PARAMS are not available globally.`);
    }
    return edit;
}
function getSeed(flags) {
    const n = (flags.extends || []).filter((i) => typeof i === 'string');
    return n.length > 0
        ? { extends: n, parserPreset: flags['parser-preset'] }
        : { parserPreset: flags['parser-preset'] };
}
function selectParserOpts(parserPreset) {
    if (typeof parserPreset !== 'object') {
        return undefined;
    }
    if (typeof parserPreset.parserOpts !== 'object') {
        return undefined;
    }
    return parserPreset.parserOpts;
}
function loadFormatter(config, flags) {
    const moduleName = flags.format || config.formatter || '@commitlint/format';
    const modulePath = resolve_from_1.default.silent(__dirname, moduleName) ||
        resolve_from_1.default.silent(flags.cwd, moduleName) ||
        resolve_global_1.default.silent(moduleName);
    if (modulePath) {
        const moduleInstance = require(modulePath);
        if (isFunction_1.default(moduleInstance.default)) {
            return moduleInstance.default;
        }
        return moduleInstance;
    }
    throw new Error(`Using format ${moduleName}, but cannot find the module.`);
}
// Catch unhandled rejections globally
process.on('unhandledRejection', (reason, promise) => {
    console.log('Unhandled Rejection at: Promise ', promise, ' reason: ', reason);
    throw reason;
});
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