Odi-ts/odi

import { Constructor } from "../types";
import { ILoader } from "../utils/directory.loader";

import DependencyComposer from "../dependency/dependency.composer";
import DependencyContainer from "../dependency/dependency.container";

export interface LoaderOptions {
    dependencyComposer: DependencyComposer;
}

export class ServicesLoader implements ILoader {

    constructor(readonly options: LoaderOptions) {}

    public async processBase() {
        return async (classType: Constructor) => {
            /* Because singleton */
            const id = "default";

            if (DependencyContainer.getContainer().contain(classType, id)) {
                return;
            }

            const target = await this.options.dependencyComposer.instanciateClassType(classType);
            DependencyContainer.getContainer().put(classType, target, id);

            return target;
        };
    }

}