var debug = require('debug')('ff:tcrud:ui:angular:boot');

module.exports = (function () {
	
	var renderCrudController = function (tview, thtmlPrefix, tapiPrefix, tapiPrefix2) {
		
		if (tview.tmeta.tmodel.tkeys.length === 0) {
			throw Error('no model keys in: '+tview.tid);
		}
		
		var keySlug = '';
		for (var i = 0; i < tview.tmeta.tmodel.tkeys.length; i++) {
			var key = tview.tmeta.tmodel.tkeys[i];
			keySlug += '$routeParams.'+key;
			if (i < (tview.tmeta.tmodel.tkeys.length - 1)) {
				keySlug += '/';	
			}
		}
		
		var tviewCode = '';
		var slugParts = tview.tslug.split('/');  
		for (var i = 0; i < slugParts.length; i++) {
			var part = slugParts[i];
			part = part.replace(/-/g,''); // TODO use tcode which is already cleaned ?
			tviewCode += part.substring(0,1).toUpperCase()+part.substring(1);
		}
		//debug('tviewCode: $s',tviewCode);
		
		return function (req, res, next) {
			res.set('Content-Type', 'text/javascript');
			res.render('node-ff-tcrud/angular/js/crud/controller',{
				tview: tview,
				tviewCode: tviewCode,
				thtmlPrefix: thtmlPrefix,
				tapiPrefix: tapiPrefix,
				tapiPrefix2: tapiPrefix2,
				ejsRouteParams: keySlug
			});
		};
	}

	var renderCrudTemplate = function (tview,paction) {
		
		var ejsKeyRow = '';
		var ejsKeyData = '';
		for (var i = 0; i < tview.tmeta.tmodel.tkeys.length; i++) {
			var key = tview.tmeta.tmodel.tkeys[i];
			ejsKeyRow += '{{row.'+key+'}}';
			ejsKeyData += '{{data.'+key+'}}';
			if (i < (tview.tmeta.tmodel.tkeys.length - 1)) {
				ejsKeyRow += '/';
				ejsKeyData += '/';
			}
		}
		
		return function (req, res, next) {
			res.render('node-ff-tcrud/angular/'+paction+'/'+req.params.action,{
				tview: tview,
				ejsKeyRow: ejsKeyRow,
				ejsKeyData: ejsKeyData
			});
		};
	}
	
	return function UIAngularCorePlugin() {
		
		this.configPlugin = function (ctx) {
			ctx.key = 'angular';
			ctx.description = 'Exports angular ui data.';
			ctx.localDir = __dirname;
			ctx.localConfigTemplate = 'ui-angular.json';
			ctx.dependencies.push('uiLibAngular');
			ctx.dependencies.push('uiLibFFSpaLoader');
			//ctx.dependencies.push('uiLibTopcoat');
			ctx.dependencies.push('serverConfigTMenu');
			ctx.dependencies.push('uiLibFontFaceOnLoad');
			
		};
		
		this.configServer = function(ctx) {
			ctx.hostTemplateJS('js/application');
			ctx.hostTemplateJS('js/application-font');
			ctx.hostTemplateJS('js/application-controller')
			ctx.hostTemplateJS('js/navigation-service');
			
			ctx.hostTemplateHTML('thtml/application-view',true);;
			ctx.hostTemplateHTML('thtml/application-top',true);
			ctx.hostTemplateHTML('thtml/application-top-action',true);
			ctx.hostTemplateHTML('thtml/application-top-tabs',true);
			
			var uiPath = ctx.troot.tmeta.tplugin.angular.tbase;
			debug('Exported uiPath: %s',uiPath);
			
			ctx.server.get('/',         ctx.renderRedirect(uiPath));
			ctx.server.get(uiPath,      ctx.renderTemplate('index','text/html'));
			ctx.server.get(uiPath+'/*', ctx.renderTemplate('index','text/html')); // must be last; for HTML5 history
			
			ctx.registrateMenu({
				name: 'Server',
				icon: 'fa fa-server'
			},'server'); // move ?
		};
		
		this.configApi = function(ctx) {
			var uriPrefix = ctx.createSlugApiTEntityBase();
			var thtmlPrefix = uriPrefix + '/' + ctx.tview.tmeta.tplugin.angular.thtml;
			var tapiPrefix = ctx.createSlugApiTEntityBasePlugin('formatJSON'); // TODO: move to tview ?
			var tapiPrefix2 = ctx.createSlugApiTEntityBasePlugin('serverConfigTView'); // TODO: move to tview ?
			
			
			ctx.server.get(uriPrefix + '/thtml/crud/:action',  renderCrudTemplate(ctx.tview,'thtml/crud/'));
			ctx.server.get(uriPrefix + '/crud/controller.js',  renderCrudController(ctx.tview,thtmlPrefix,tapiPrefix,tapiPrefix2));
			//ctx.server.get(uriPrefix + '/service.js',        renderCrudService(tview))
			
			ctx.registrateClientJSResource(uriPrefix + '/crud/controller.js');
			
			if (ctx.tview.tmeta.tmenu.tenable && ctx.tview.tmeta.tmenu.tkey !== null && ctx.tview.tmeta.tmenu.titem) {
				ctx.registrateMenuItem({
					name: ctx.tview.tmeta.tmenu.tname,
					link: ctx.tview.tmeta.tplugin.angular.tbase+'/'+ctx.tview.tslug+'/'+ctx.tview.tlist.tplugin.angular.tslug,
					enable: ctx.tview.tlist.tenable,
					roles: ctx.tview.tlist.troles,
					icon: ctx.tview.tmeta.tmenu.ticon
				},ctx.tview.tmeta.tmenu.tkey);
			}
		};
	};
})();