@remediator/core/dist/auto-register.webpack.js

Remix/React Router 7 Mediator

import reMediator from "./reMediator.js";
const defaultOptions = {
    path: "./app",
    includeFileNames: [
        "*.mediator.command.ts",
        "*.mediator.query.ts",
        "*.mediator.middleware.ts",
        "*.mediator.ts",
        "*.command.ts",
        "*.query.ts",
        "*.middleware.ts",
    ],
};
const colors = {
    command: "\x1b[36m",
    query: "\x1b[32m",
    middleware: "\x1b[33m",
    reset: "\x1b[0m",
};
function globToRegex(glob) {
    const escaped = glob.replace(/[-[{}()+.,\\^$|#\s]/g, "\\$&");
    const regexStr = "^" +
        escaped.replace(/\*\*/g, ".*").replace(/\*/g, "[^/]*").replace(/\?/g, ".") +
        "$";
    return new RegExp(regexStr);
}
function logWithColor(type, name) {
    const color = colors[type];
    console.log(`reMediator: [auto] ${color}${type.charAt(0).toUpperCase() + type.slice(1)} → ${name}${colors.reset}`);
}
export default function autoRegisterWebpack(options) {
    const opts = { ...defaultOptions, ...options };
    const registered = new Set();
    for (const pattern of opts.includeFileNames || []) {
        const regex = globToRegex(pattern);
        const ctx = require.context(opts.path || "", true, regex);
        ctx.keys().forEach((key) => {
            const mod = ctx(key);
            Object.entries(mod).forEach(([exportName, exportedValue]) => {
                if (typeof exportedValue !== "function")
                    return;
                // Commands & Queries
                if (exportName.endsWith("Command") || exportName.endsWith("Query")) {
                    if (registered.has(exportName))
                        return;
                    const handlerExport = `${exportName}Handler`;
                    const HandlerCtor = mod[handlerExport];
                    if (typeof HandlerCtor === "function") {
                        reMediator.register(exportedValue, new HandlerCtor());
                        registered.add(exportName);
                        logWithColor(exportName.endsWith("Command") ? "command" : "query", exportName);
                    }
                    else {
                        console.warn(`reMediator: [auto] No handler for ${exportName}. Expect ${handlerExport} in ${key}`);
                    }
                }
                // Middleware
                if (exportName.endsWith("Middleware")) {
                    if (!registered.has(exportName)) {
                        reMediator.use(exportedValue);
                        registered.add(exportName);
                        logWithColor("middleware", exportName);
                    }
                }
            });
        });
    }
}