import {ng} from 'core/vendor';
import appConfig from './config.json';
import 'core';

export const appName = 'salix';

const ngModule = ng.module('salix', ['vnCore']);
export default ngModule;

run.$inject = ['$window', '$rootScope', 'vnAuth', 'vnApp', 'vnToken', '$state'];
export function run($window, $rootScope, vnAuth, vnApp, vnToken, $state) {
    $rootScope.imagePath = (collection, size, id) => {
        if (!collection || !size || !id) return;

        const basePath = `/api/Images/${collection}/${size}/${id}`;
        return `${basePath}/download?access_token=${vnToken.tokenMultimedia}`;
    };

    $window.validations = {};
    vnApp.name = appName;

    vnAuth.initialize();

    $rootScope.$on('$viewContentLoaded', () => {});
    window.myAppErrorLog = [];
    $state.defaultErrorHandler(function(error) {
        if (error.type === 3) // ABORTED_TRANSITION
            window.myAppErrorLog.push(error);
    });

    if ($window.routes) {
        let keybindings = {};

        for (const mod of $window.routes) {
            if (!mod || !mod.keybindings)
                continue;

            for (const binding of mod.keybindings) {
                let err;
                if (!binding.key)
                    err = `Missing attribute 'key' in binding`;
                else if (!binding.state)
                    err = `Missing attribute 'state' in binding`;
                else if (keybindings[binding.key])
                    err = `Binding key redeclared`;

                if (err)
                    console.warn(`${err}: ${mod.module}: ${JSON.stringify(binding)}`);
                else
                    keybindings[binding.key] = binding.state;
            }
        }

        $window.addEventListener('keyup', function(event) {
            if (event.defaultPrevented || !event.altKey || !event.ctrlKey)
                return;

            let state = keybindings[event.key];
            if (state) {
                $state.go(state);
                event.preventDefault();
            }
        });
    }
}
ngModule.run(run);

config.$inject = ['$translateProvider', '$translatePartialLoaderProvider', '$httpProvider', '$compileProvider'];
export function config($translateProvider, $translatePartialLoaderProvider, $httpProvider, $compileProvider) {
    const langOptions = appConfig.langOptions;
    $translateProvider
        .registerAvailableLanguageKeys(langOptions.langs, langOptions.langAliases)
        // TODO: Circular dependency due to vnInterceptor
        // .fallbackLanguage(langOptions.fallbackLang)
        .determinePreferredLanguage(() => {
            const locale = $translateProvider.resolveClientLocale();
            if (langOptions.langs.indexOf(locale) !== -1)
                return locale;
            if (langOptions.langAliases[locale])
                return langOptions.langAliases[locale];
            return langOptions.fallbackLang;
        });

    $translatePartialLoaderProvider.addPart(appName);
    $httpProvider.interceptors.push('vnInterceptor');

    $compileProvider
        .commentDirectivesEnabled(false)
        .cssClassDirectivesEnabled(false);

    let env = process.env.NODE_ENV;
    if (env && env !== 'development')
        $compileProvider.debugInfoEnabled(false);
}
ngModule.config(config);

// Unhandled exceptions

$exceptionHandler.$inject = ['vnApp', '$window', '$state', '$injector'];
function $exceptionHandler(vnApp, $window, $state, $injector) {
    return function(exception, cause) {
        let message;
        let messageT;
        let $translate = $injector.get('$translate');

        if (exception.name == 'HttpError') {
            switch (exception.xhrStatus) {
            case 'timeout':
            case 'abort':
                return;
            }

            switch (exception.status) {
            case 401:
                if (!$state.current.name.includes('login')) {
                    messageT = 'Session has expired';
                    let params = {continue: $window.location.hash};
                    $state.go('login', params);
                } else
                    messageT = 'Invalid login';
                break;
            case 403:
                messageT = exception.data?.error?.message || 'Access Denied';
                break;
            case 502:
                messageT = 'It seems that the server has fall down';
                break;
            case -1:
                messageT = 'Could not contact the server';
                break;
            }

            if (!messageT) {
                let data = exception.data;

                if (data && data.error instanceof Object)
                    message = data.error.message;
                else
                    message = exception.statusText;
            }
        } else if (exception.name == 'UserError')
            messageT = exception.message;
        else {
            vnApp.showError('Ups! Something went wrong');
            console.error(exception);
            throw exception;
        }

        if (messageT)
            message = $translate.instant(messageT);

        const additonalData = {
            frontPath: $state.current.name,
            httpRequest: cause?.replace('Possibly unhandled rejection: ', ''),
            backError: exception
        };
        vnApp.showError(message, additonalData);
    };
}
ngModule.factory('$exceptionHandler', $exceptionHandler);