github-action-readme-generator/dist/mjs/inputs.js

This is a CLI tool and GitHub Action that reads in the details from a GitHub Action's `action.yml` file and updates the `README.md` file with the `name`, `description`, `usage`, `inputs`, `outputs`, and examples of the action. Configuration can be provid

/**
 * This class handles input configuration and manipulation.
 * It imports various modules and packages for file operations, configuration parsing, and logging.
 * The class has methods for initializing the input configuration, setting default values, and converting the configuration to a string.
 * It also has properties for storing the configuration values, sections, readme path, action instance, and readme editor instance.
 */
import * as fs from 'node:fs';
import * as path from 'node:path';
import { fileURLToPath } from 'node:url';
import * as core from '@actions/core';
import { Context } from '@actions/github/lib/context.js';
import { Provider } from 'nconf';
import YAML from 'yaml';
import Action from './Action.js';
import { configFileName, ConfigKeys, README_SECTIONS } from './constants.js';
import { repositoryFinder } from './helpers.js';
import LogTask from './logtask/index.js';
import ReadmeEditor from './readme-editor.js';
// import workingDirectory from './working-directory.js';
/**
 * Get the filename from the import.meta.url
 */
export const __filename = fileURLToPath(import.meta.url);
/**
 * Get the directory name from the filename
 */
export const __dirname = path.dirname(__filename);
/**
 * Change working directory to output of workingDirectory()
 */
// process.chdir(workingDirectory());
export const metaActionPath = '../../action.yml';
/**
 * Represents the command line argument options for the application.
 */
const argvOptions = {};
/**
 * Save option configuration.
 * @property {string} alias - Alias for the save option.
 * @property {string} describe - Description for the save option.
 * @property {boolean} parseValues - Specifies whether to parse values for the save option.
 * @property {string} type - Type of the save option.
 */
argvOptions[ConfigKeys.Save] = {
    alias: 'save',
    describe: `Save this config to ${configFileName}`,
    parseValues: true,
    type: 'boolean',
};
/**
 * Paths action option configuration.
 * @property {string | string[]} alias - Alias(es) for the pathsAction option.
 * @property {string} type - Type of the pathsAction option.
 * @property {string} describe - Description for the pathsAction option.
 */
argvOptions[ConfigKeys.pathsAction] = {
    alias: ['pathsAction', 'action'],
    type: 'string',
    describe: 'Path to the action.yml',
};
/**
 * Paths readme option configuration.
 * @property {string | string[]} alias - Alias(es) for the pathsReadme option.
 * @property {string} type - Type of the pathsReadme option.
 * @property {string} describe - Description for the pathsReadme option.
 */
argvOptions[ConfigKeys.pathsReadme] = {
    alias: ['pathsReadme', 'readme'],
    type: 'string',
    describe: 'Path to the README file',
};
/**
 * Branding SVG path option configuration.
 * @property {string} alias - Alias for the svg option.
 * @property {string} type - Type of the svg option.
 * @property {string} describe - Description for the svg option.
 */
argvOptions[ConfigKeys.BrandingSvgPath] = {
    alias: 'svg',
    type: 'string',
    describe: 'Save and load the branding svg image in the README from this path',
};
/**
 * Branding as title prefix option configuration.
 * @property {string} alias - Alias for the branding_prefix option.
 * @property {string} type - Type of the branding_prefix option.
 * @property {boolean} parseValues - Specifies whether to parse values for the branding_prefix option.
 * @property {string} describe - Description for the branding_prefix option.
 */
argvOptions[ConfigKeys.BrandingAsTitlePrefix] = {
    alias: 'branding_prefix',
    type: 'boolean',
    parseValues: true,
    describe: 'Use the branding svg as a prefix for the README title',
};
/**
 * Owner option configuration.
 * @property {string} alias - Alias for the owner option.
 * @property {string} type - Type of the owner option.
 * @property {string} describe - Description for the owner option.
 */
argvOptions[ConfigKeys.Owner] = {
    alias: 'owner',
    type: 'string',
    describe: 'The GitHub Action repository owner. i.e: `bitflight-devops`',
};
/**
 * Repo option configuration.
 * @property {string} alias - Alias for the repo option.
 * @property {string} type - Type of the repo option.
 * @property {string} describe - Description for the repo option.
 */
argvOptions[ConfigKeys.Repo] = {
    alias: 'repo',
    type: 'string',
    describe: 'The GitHub Action repository name. i.e: `github-action-readme-generator`',
};
/**
 * Prettier option configuration.
 * @property {string | string[]} alias - Alias(es) for the prettier option.
 * @property {string} type - Type of the prettier option.
 * @property {boolean} parseValues - Specifies whether to parse values for the prettier option.
 * @property {string} describe - Description for the prettier option.
 */
argvOptions[ConfigKeys.Prettier] = {
    alias: ['pretty', 'prettier'],
    type: 'boolean',
    parseValues: true,
    describe: 'Format the markdown using prettier formatter',
};
/**
 * Versioning enabled option configuration.
 * @property {string | string[]} alias - Alias(es) for the versioning_enabled option.
 * @property {string} describe - Description for the versioning_enabled option.
 * @property {boolean} parseValues - Specifies whether to parse values for the versioning_enabled option.
 * @property {string} type - Type of the versioning_enabled option.
 */
argvOptions[ConfigKeys.VersioningEnabled] = {
    alias: ['versioning', 'versioning_enabled'],
    describe: 'Enable the update of the usage version to match the latest version in the package.json file',
    parseValues: true,
    type: 'boolean',
};
/**
 * Versioning override option configuration.
 * @property {string | string[]} alias - Alias(es) for the versioning_override option.
 * @property {string} describe - Description for the versioning_override option.
 * @property {boolean} parseValues - Specifies whether to parse values for the versioning_override option.
 */
argvOptions[ConfigKeys.VersioningOverride] = {
    alias: ['setversion', 'versioning_override', 'version_override'],
    describe: 'Set a specific version to display in the README.md',
    parseValues: true,
};
/**
 * Versioning prefix option configuration.
 * @property {string | string[]} alias - Alias(es) for the version_prefix option.
 * @property {string} describe - Description for the version_prefix option.
 * @property {boolean} parseValues - Specifies whether to parse values for the version_prefix option.
 */
argvOptions[ConfigKeys.VersioningPrefix] = {
    alias: ['vp', 'version_prefix'],
    describe: "Prefix the version with this value (if it isn't already prefixed)",
    parseValues: true,
};
/**
 * Versioning branch option configuration.
 * @property {string | string[]} alias - Alias(es) for the versioning_default_branch option.
 * @property {string} describe - Description for the versioning_default_branch option.
 * @property {boolean} parseValues - Specifies whether to parse values for the versioning_default_branch option.
 */
argvOptions[ConfigKeys.VersioningBranch] = {
    alias: ['branch', 'versioning_default_branch'],
    describe: 'If versioning is disabled show this branch instead',
    parseValues: true,
};
/**
 * Include GitHub version badge option configuration.
 * @property {string | string[]} alias - Alias(es) for the include_github_version_badge option.
 * @property {string} describe - Description for the include_github_version_badge option.
 * @property {boolean} parseValues - Specifies whether to parse values for the include_github_version_badge option.
 * @property {string} type - Type of the include_github_version_badge option.
 */
argvOptions[ConfigKeys.IncludeGithubVersionBadge] = {
    alias: ['version-badge', 'versioning_badge', 'include_github_version_badge'],
    describe: 'Display the current version as a badge',
    parseValues: true,
    type: 'boolean',
};
/**
 * Title prefix option configuration.
 * @property {string | string[]} alias - Alias(es) for the title_prefix option.
 * @property {string} describe - Description for the title_prefix option.
 * @property {boolean} parseValues - Specifies whether to parse values for the title_prefix option.
 */
argvOptions[ConfigKeys.TitlePrefix] = {
    alias: ['prefix', 'title_prefix'],
    describe: 'Add a prefix to the README title',
    parseValues: true,
};
/**
 * Debug Nconf option configuration.
 * @property {string} describe - Description for the debugNconf option.
 * @property {boolean} parseValues - Specifies whether to parse values for the debugNconf option.
 * @property {string} type - Type of the debugNconf option.
 */
argvOptions[ConfigKeys.DebugNconf] = {
    alias: ['debug_nconf'],
    describe: 'Print out the resolved nconf object with all values',
    parseValues: true,
    type: 'boolean',
};
/**
 * Debug Config option configuration.
 * @property {string} describe - Description for the debugConfig option.
 * @property {boolean} parseValues - Specifies whether to parse values for the debugConfig option.
 * @property {string} type - Type of the debugConfig option.
 */
argvOptions[ConfigKeys.DebugConfig] = {
    alias: ['debug_config'],
    describe: 'Print out the resolved nconf object with all values',
    parseValues: true,
    type: 'boolean',
};
/**
 * Configuration inputs from the github action don't
 * all match the input names when running on cli.
 * This maps the action inputs to the cli.
 */
const ConfigKeysInputsMap = {
    save: ConfigKeys.Save,
    action: ConfigKeys.pathsAction,
    readme: ConfigKeys.pathsReadme,
    branding_svg_path: ConfigKeys.BrandingSvgPath,
    branding_as_title_prefix: ConfigKeys.BrandingAsTitlePrefix,
    versioning_enabled: ConfigKeys.VersioningEnabled,
    version_prefix: ConfigKeys.VersioningPrefix,
    versioning_default_branch: ConfigKeys.VersioningBranch,
    version_override: ConfigKeys.VersioningOverride,
    include_github_version_badge: ConfigKeys.IncludeGithubVersionBadge,
    owner: ConfigKeys.Owner,
    repo: ConfigKeys.Repo,
    title_prefix: ConfigKeys.TitlePrefix,
    pretty: ConfigKeys.Prettier,
};
export function transformGitHubInputsToArgv(log, config, obj) {
    /** The obj.key is always in lowercase, but it checks for it without case sensitivity */
    if (/^(INPUT|input)_[A-Z_a-z]\w*$/.test(obj.key)) {
        log.debug(`Parsing input: ${obj.key} with ith value: ${obj.value}`);
        const keyParsed = obj.key.replace(/^(INPUT|input)_/, '').toLocaleLowerCase();
        const key = ConfigKeysInputsMap[keyParsed] || keyParsed;
        // eslint-disable-next-line no-param-reassign
        obj.key = key;
        // TODO: This is a hack to get around the fact that nconf doesn't support just returning the new value like its documentation says.
        config.set(key, obj.value);
        log.debug(`New input is ${key} with the value ${obj.value}`);
        return { key, value: obj.value };
    }
    log.debug(`Ignoring input: ${obj.key} with ith value: ${obj.value}`);
    return undefined;
}
/**
 * Sets config value from action file default
 *
 * @param {Action} actionInstance - The action instance
 * @param {string} inputName - The input name
 * @returns {string | boolean | undefined} The default value
 */
export function setConfigValueFromActionFileDefault(log, actionInstance, inputName) {
    if (ConfigKeysInputsMap[inputName] === undefined) {
        log.error(`${inputName} from ${actionInstance.path} does not match a known input. Known inputs are: ${Object.keys(ConfigKeysInputsMap)}`);
        return;
    }
    const configName = ConfigKeysInputsMap[inputName];
    const defaultValue = actionInstance.inputDefault(inputName);
    log.debug(`Default Value for action.yml: ${inputName} CLI: ${configName} = ${defaultValue}`);
    return defaultValue;
}
/**
 * Collects all default values from action file
 *
 * @returns {IOptions} The default values object
 */
export function collectAllDefaultValuesFromAction(log, providedMetaActionPath, providedDefaults = {}) {
    log.debug('Collecting default values from action.yml');
    const thisActionPath = path.join(__dirname, providedMetaActionPath ?? metaActionPath);
    try {
        const defaultValues = {};
        const thisAction = new Action(thisActionPath);
        const defaults = { ...thisAction.inputs, ...providedDefaults };
        // Collect all of the default values from the action.yml file
        if (defaults) {
            for (const key of Object.keys(defaults)) {
                const mappedKey = ConfigKeysInputsMap[key] ?? key;
                defaultValues[mappedKey] = setConfigValueFromActionFileDefault(log, thisAction, key);
            }
        }
        log.debug(JSON.stringify(defaultValues, null, 2));
        return defaultValues;
    }
    catch (error) {
        throw new Error(`failed to load defaults from this action's action.yml: ${error}`);
    }
}
/**
 * Loads the configuration
 *
 * @returns {ProviderInstance} The configuration instance
 */
export function loadConfig(log, providedConfig, configFilePath) {
    log.debug('Loading config from env and argv');
    const config = providedConfig ?? new Provider();
    if (process.env.GITHUB_ACTION === 'true') {
        log.info('Running in GitHub action');
    }
    if (configFilePath) {
        if (fs.existsSync(configFilePath)) {
            log.info(`Config file found: ${configFilePath}`);
            config.file(configFilePath);
        }
        else {
            log.debug(`Config file not found: ${configFilePath}`);
        }
    }
    config
        .env({
        lowerCase: true,
        parseValues: true,
        match: /^(INPUT|input)_[A-Z_a-z]\w*$/,
        transform: (obj) => {
            return transformGitHubInputsToArgv(log, config, obj);
        },
    })
        .argv(argvOptions);
    return config;
}
/**
 * Loads the default configuration
 *
 * @param {ProviderInstance} config - The config instance
 * @returns {ProviderInstance} The updated config instance
 */
export function loadDefaultConfig(log, config, providedContext) {
    log.debug('Loading default config');
    const defaultValues = collectAllDefaultValuesFromAction(log);
    const context = providedContext ?? new Context();
    const repositoryDetail = repositoryFinder(`${process.env.INPUT_OWNER ?? ''}/${process.env.INPUT_REPO ?? ''}`, context);
    log.debug(`repositoryDetail: ${repositoryDetail}`);
    // Apply the default values from the action.yml file
    return config.defaults({
        ...defaultValues,
        owner: repositoryDetail?.owner,
        repo: repositoryDetail?.repo,
        sections: [...README_SECTIONS],
    });
}
/**
 * Represents the required inputs for the action.
 */
const RequiredInputs = [
    ConfigKeys.pathsAction,
    ConfigKeys.pathsReadme,
    ConfigKeys.Owner,
    ConfigKeys.Repo,
];
/**
 * Loads the required configuration
 *
 * @param {ProviderInstance} config - The config instance
 * @returns {ProviderInstance} The updated config instance
 */
export function loadRequiredConfig(log, config, requiredInputs = RequiredInputs) {
    log.debug('Loading required config');
    return config.required([...requiredInputs]);
}
/**
 *
 */
export function loadAction(log, actionPath) {
    log.debug(`Loading action from: ${actionPath}`);
    if (actionPath) {
        return new Action(path.resolve(actionPath));
    }
    throw new Error(`Action path not found: ${actionPath}`);
}
/**
 * Main Inputs class that handles configuration
 */
export default class Inputs {
    /**
     * The configuration instance
     */
    config;
    /**
     * The readme sections
     */
    sections;
    /**
     * The readme file path
     */
    readmePath;
    /**
     * The config file path
     */
    configPath;
    /**
     * The action instance
     */
    action;
    /**
     * The readme editor instance
     */
    readmeEditor;
    /**
     * The repository owner
     */
    owner;
    /**
     * The repository name
     */
    repo;
    /** The logger for this instance */
    log;
    /**
     * Initializes a new instance of the Inputs class.
     */
    constructor(providedInputContext = {}, log = new LogTask('inputs')) {
        this.log = log ?? new LogTask('inputs');
        this.log.debug('Initializing Inputs');
        const inputContext = providedInputContext ?? {};
        this.configPath = inputContext.configPath ?? path.resolve(configFileName);
        this.config = inputContext.config ?? new Provider();
        loadConfig(log, this.config, this.configPath);
        loadDefaultConfig(log, this.config);
        loadRequiredConfig(log, this.config);
        this.action = inputContext.action ?? loadAction(log, this.config.get(ConfigKeys.pathsAction));
        this.config.set('sections', inputContext.sections ?? this.config.get('sections'));
        this.sections = this.config.get('sections');
        this.readmePath =
            inputContext.readmePath ?? path.resolve(this.config.get(ConfigKeys.pathsReadme));
        this.readmeEditor = inputContext.readmeEditor ?? new ReadmeEditor(this.readmePath);
        /**
         * Output the readme path that is being parsed
         */
        if (process.env.GITHUB_ACTIONS) {
            core.setOutput('readme', this.readmePath);
        }
        /**
         * owner is required, and if it doesn't exist it is handled by nconf which throws an error
         */
        this.owner = inputContext.owner ?? this.config.get('owner');
        /**
         * repo is required, and if it doesn't exist it is handled by nconf which throws an error
         */
        this.repo = inputContext.repo ?? this.config.get('repo');
    }
    stringify() {
        if (this?.config) {
            try {
                return YAML.stringify(this.config.get());
            }
            catch (error) {
                this.log.error(`${error}`);
                // continue
            }
        }
        // this is just for debug, no need to stop the process if it fails
        return '';
    }
}
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