
import _ from '_';
import ko from 'ko';

import {
	trim, pInt, boolToAjax, settingsSaveHelperSimpleFunction,
	changeTheme, convertThemeName, convertLangName
} from 'Common/Utils';

import {SaveSettingsStep, Magics} from 'Common/Enums';
import {reload as translatorReload} from 'Common/Translator';
import {phpInfo} from 'Common/Links';

import {settingsGet} from 'Storage/Settings';
import {showScreenPopup} from 'Knoin/Knoin';

import ThemeStore from 'Stores/Theme';
import LanguageStore from 'Stores/Language';
import AppAdminStore from 'Stores/Admin/App';
import CapaAdminStore from 'Stores/Admin/Capa';

class GeneralAdminSettings
{
	constructor() {
		this.language = LanguageStore.language;
		this.languages = LanguageStore.languages;
		this.languageAdmin = LanguageStore.languageAdmin;
		this.languagesAdmin = LanguageStore.languagesAdmin;

		this.theme = ThemeStore.theme;
		this.themes = ThemeStore.themes;

		this.capaThemes = CapaAdminStore.themes;
		this.capaUserBackground = CapaAdminStore.userBackground;
		this.capaGravatar = CapaAdminStore.gravatar;
		this.capaAdditionalAccounts = CapaAdminStore.additionalAccounts;
		this.capaIdentities = CapaAdminStore.identities;
		this.capaAttachmentThumbnails = CapaAdminStore.attachmentThumbnails;
		this.capaTemplates = CapaAdminStore.templates;

		this.allowLanguagesOnSettings = AppAdminStore.allowLanguagesOnSettings;
		this.weakPassword = AppAdminStore.weakPassword;

		this.mainAttachmentLimit = ko.observable(pInt(settingsGet('AttachmentLimit')) / (Magics.BitLength1024 * Magics.BitLength1024)).extend({posInterer: 25});

		this.uploadData = settingsGet('PhpUploadSizes');
		this.uploadDataDesc = this.uploadData && (this.uploadData.upload_max_filesize || this.uploadData.post_max_size) ? [
			this.uploadData.upload_max_filesize ? 'upload_max_filesize = ' + this.uploadData.upload_max_filesize + '; ' : '',
			this.uploadData.post_max_size ? 'post_max_size = ' + this.uploadData.post_max_size : ''
		].join('') : '';

		this.themesOptions = ko.computed(() => _.map(this.themes(), (theme) => ({optValue: theme, optText: convertThemeName(theme)})));

		this.languageFullName = ko.computed(() => convertLangName(this.language()));
		this.languageAdminFullName = ko.computed(() => convertLangName(this.languageAdmin()));

		this.attachmentLimitTrigger = ko.observable(SaveSettingsStep.Idle);
		this.languageTrigger = ko.observable(SaveSettingsStep.Idle);
		this.languageAdminTrigger = ko.observable(SaveSettingsStep.Idle).extend({throttle: Magics.Time100ms});
		this.themeTrigger = ko.observable(SaveSettingsStep.Idle);
	}

	onBuild() {
		_.delay(() => {
			const
				Remote = require('Remote/Admin/Ajax'),
				f1 = settingsSaveHelperSimpleFunction(this.attachmentLimitTrigger, this),
				f2 = settingsSaveHelperSimpleFunction(this.languageTrigger, this),
				f3 = settingsSaveHelperSimpleFunction(this.themeTrigger, this),
				fReloadLanguageHelper = (saveSettingsStep) => () => {
					this.languageAdminTrigger(saveSettingsStep);
					_.delay(() => this.languageAdminTrigger(SaveSettingsStep.Idle), Magics.Time1s);
				};

			this.mainAttachmentLimit.subscribe((value) => {
				Remote.saveAdminConfig(f1, {
					'AttachmentLimit': pInt(value)
				});
			});

			this.language.subscribe((value) => {
				Remote.saveAdminConfig(f2, {
					'Language': trim(value)
				});
			});

			this.languageAdmin.subscribe((value) => {
				this.languageAdminTrigger(SaveSettingsStep.Animate);
				translatorReload(true, value).then(
					fReloadLanguageHelper(SaveSettingsStep.TrueResult),
					fReloadLanguageHelper(SaveSettingsStep.FalseResult)
				).then(() => {
					Remote.saveAdminConfig(null, {
						'LanguageAdmin': trim(value)
					});
				});
			});

			this.theme.subscribe((value) => {
				changeTheme(value, this.themeTrigger);
				Remote.saveAdminConfig(f3, {
					'Theme': trim(value)
				});
			});

			this.capaAdditionalAccounts.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'CapaAdditionalAccounts': boolToAjax(value)
				});
			});

			this.capaIdentities.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'CapaIdentities': boolToAjax(value)
				});
			});

			this.capaTemplates.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'CapaTemplates': boolToAjax(value)
				});
			});

			this.capaGravatar.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'CapaGravatar': boolToAjax(value)
				});
			});

			this.capaAttachmentThumbnails.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'CapaAttachmentThumbnails': boolToAjax(value)
				});
			});

			this.capaThemes.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'CapaThemes': boolToAjax(value)
				});
			});

			this.capaUserBackground.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'CapaUserBackground': boolToAjax(value)
				});
			});

			this.allowLanguagesOnSettings.subscribe((value) => {
				Remote.saveAdminConfig(null, {
					'AllowLanguagesOnSettings': boolToAjax(value)
				});
			});
		}, Magics.Time50ms);
	}

	selectLanguage() {
		showScreenPopup(require('View/Popup/Languages'), [
			this.language, this.languages(), LanguageStore.userLanguage()
		]);
	}

	selectLanguageAdmin() {
		showScreenPopup(require('View/Popup/Languages'), [
			this.languageAdmin, this.languagesAdmin(), LanguageStore.userLanguageAdmin()
		]);
	}

	/**
	 * @returns {string}
	 */
	phpInfoLink() {
		return phpInfo();
	}
}

export {GeneralAdminSettings, GeneralAdminSettings as default};
