
var
	_ = require('_'),
	ko = require('ko'),

	Enums = require('Common/Enums'),
	Utils = require('Common/Utils'),
	Links = require('Common/Links'),
	Translator = require('Common/Translator'),

	ThemeStore = require('Stores/Theme'),
	LanguageStore = require('Stores/Language'),
	AppAdminStore = require('Stores/Admin/App'),
	CapaAdminStore = require('Stores/Admin/Capa'),

	Settings = require('Storage/Settings');

/**
 * @constructor
 */
function GeneralAdminSettings()
{
	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(Utils.pInt(Settings.settingsGet('AttachmentLimit')) / (1024 * 1024)).extend({'posInterer': 25});
	this.uploadData = Settings.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(function() {
		return _.map(this.themes(), function(sTheme) {
			return {
				optValue: sTheme,
				optText: Utils.convertThemeName(sTheme)
			};
		});
	}, this);

	this.languageFullName = ko.computed(function() {
		return Utils.convertLangName(this.language());
	}, this);

	this.languageAdminFullName = ko.computed(function() {
		return Utils.convertLangName(this.languageAdmin());
	}, this);

	this.attachmentLimitTrigger = ko.observable(Enums.SaveSettingsStep.Idle);
	this.languageTrigger = ko.observable(Enums.SaveSettingsStep.Idle);
	this.languageAdminTrigger = ko.observable(Enums.SaveSettingsStep.Idle).extend({'throttle': 100});
	this.themeTrigger = ko.observable(Enums.SaveSettingsStep.Idle);
}

GeneralAdminSettings.prototype.onBuild = function()
{
	var
		self = this,
		Remote = require('Remote/Admin/Ajax');

	_.delay(function() {

		var
			f1 = Utils.settingsSaveHelperSimpleFunction(self.attachmentLimitTrigger, self),
			f2 = Utils.settingsSaveHelperSimpleFunction(self.languageTrigger, self),
			f3 = Utils.settingsSaveHelperSimpleFunction(self.themeTrigger, self),
			fReloadLanguageHelper = function(iSaveSettingsStep) {
				return function() {
					self.languageAdminTrigger(iSaveSettingsStep);
					_.delay(function() {
						self.languageAdminTrigger(Enums.SaveSettingsStep.Idle);
					}, 1000);
				};
			};

		self.mainAttachmentLimit.subscribe(function(sValue) {
			Remote.saveAdminConfig(f1, {
				'AttachmentLimit': Utils.pInt(sValue)
			});
		});

		self.language.subscribe(function(sValue) {
			Remote.saveAdminConfig(f2, {
				'Language': Utils.trim(sValue)
			});
		});

		self.languageAdmin.subscribe(function(sValue) {

			self.languageAdminTrigger(Enums.SaveSettingsStep.Animate);

			Translator.reload(true, sValue).then(
				fReloadLanguageHelper(Enums.SaveSettingsStep.TrueResult),
				fReloadLanguageHelper(Enums.SaveSettingsStep.FalseResult)
			).then(function() {
				Remote.saveAdminConfig(null, {
					'LanguageAdmin': Utils.trim(sValue)
				});
			});

		});

		self.theme.subscribe(function(sValue) {

			Utils.changeTheme(sValue, self.themeTrigger);

			Remote.saveAdminConfig(f3, {
				'Theme': Utils.trim(sValue)
			});
		});

		self.capaAdditionalAccounts.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'CapaAdditionalAccounts': bValue ? '1' : '0'
			});
		});

		self.capaIdentities.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'CapaIdentities': bValue ? '1' : '0'
			});
		});

		self.capaTemplates.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'CapaTemplates': bValue ? '1' : '0'
			});
		});

		self.capaGravatar.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'CapaGravatar': bValue ? '1' : '0'
			});
		});

		self.capaAttachmentThumbnails.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'CapaAttachmentThumbnails': bValue ? '1' : '0'
			});
		});

		self.capaThemes.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'CapaThemes': bValue ? '1' : '0'
			});
		});

		self.capaUserBackground.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'CapaUserBackground': bValue ? '1' : '0'
			});
		});

		self.allowLanguagesOnSettings.subscribe(function(bValue) {
			Remote.saveAdminConfig(null, {
				'AllowLanguagesOnSettings': bValue ? '1' : '0'
			});
		});

	}, 50);
};

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

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

/**
 * @returns {string}
 */
GeneralAdminSettings.prototype.phpInfoLink = function()
{
	return Links.phpInfo();
};

export {GeneralAdminSettings, GeneralAdminSettings as default};
