@knapsack/app/dist/domains/design-tokens/design-tokens.js

Build Design Systems with Knapsack

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.DesignTokens = void 0;
const file_utils_1 = require("@knapsack/file-utils");
const path_1 = require("path");
const file_db_1 = require("../../server/dbs/file-db");
class DesignTokens extends file_db_1.FileDb {
    constructor({ dataDir, designTokensConfig, distDir, publicDir, siteId, }) {
        if (designTokensConfig === null || designTokensConfig === void 0 ? void 0 : designTokensConfig.srcFilePath) {
            (0, file_utils_1.assertFileExists)(designTokensConfig.srcFilePath, `The configured 'designTokens.srcFilePath' in knapsack.config.js file does not exist: ${designTokensConfig.srcFilePath}`);
        }
        const configFilePath = (designTokensConfig === null || designTokensConfig === void 0 ? void 0 : designTokensConfig.srcFilePath) ||
            (0, path_1.join)(dataDir, 'knapsack.design-tokens.json');
        super({
            filePath: configFilePath,
            defaults: {},
            type: 'json',
            writeFileIfAbsent: true,
        });
        this.hydrate = async ({ appClientData: { tokensSrc } }) => {
            this.data = tokensSrc;
        };
        this.build = async () => {
            const { convertTokenDataToFiles } = await import('@knapsack/design-token-utils');
            const files = await this.getData()
                .then((tokensSrc) => {
                var _a;
                try {
                    return convertTokenDataToFiles({
                        tokensSrc,
                        targets: (_a = this.designTokensConfig) === null || _a === void 0 ? void 0 : _a.targets,
                    });
                }
                catch (error) {
                    throw new Error(`Failed to convert tokens: ${error.message}`);
                }
            })
                .then((tokenFiles) => tokenFiles.map(({ path, contents }) => {
                const { base } = (0, path_1.parse)(path);
                return {
                    path: (0, path_1.join)(this.distDir, base),
                    contents,
                    encoding: 'utf8',
                };
            }));
            try {
                await Promise.all(files.map(file_utils_1.writeFormattedFile));
            }
            catch (error) {
                throw new Error(`Failed to save files locally: ${error.message}`);
            }
        };
        this.watch = () => {
            super.watchFiles({
                handleChange: () => this.build(),
            });
        };
        this.distDir = distDir;
        this.site = siteId;
        this.designTokensConfig = designTokensConfig;
    }
}
exports.DesignTokens = DesignTokens;
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