/**
 * Created by nhu on 15.06.15.
 */

import Intravenous from 'intravenous'
import DependencyResolver from './dependencyResolver'

class IntravenousDependencyResolver extends DependencyResolver {

    constructor() {
        super();
        this.container = Intravenous.create();
        this.container.facilities.factory.suffixes = ['!'];
    }

    initialize(injectionModules){
        return super.initialize(injectionModules).then(() => {
            return new Promise((resolve) => {
                if(injectionModules != null)
                {
                    if(Array.isArray(injectionModules))
                    {
                        this.modules.forEach(this._initializeModules.bind(this));
                        this.modules.forEach(this._loadModule.bind(this));
                    }
                    else {
                        this._initializeModules(injectionModules);
                        this._loadModule(injectionModules);
                    }
                }
                resolve(this);
            });
        });
    }

    get(type){
        return this.container.get(type);
    }

    _initializeModules (module){
        module.initialize();
    }

    _loadModule (module){
        let bindings = module.getBindings();
        bindings.forEach(this._registerBinding.bind(this));
    }

    _registerBinding(binding){

        let bindingType = null;
        switch(binding.bindingType){
            case 1:
                bindingType = null;
                break;
            case 2:
                bindingType = 'singleton';
                break;
            case 3:
                bindingType = 'unique';
                break;
            case 3:
                bindingType = 'perRequest';
                break;
        }
        if(bindingType === null)
            this.container.register(binding.name,binding.type);
        else
            this.container.register(binding.name,binding.type,bindingType);
    }
}
export default IntravenousDependencyResolver;