From 5febccba8acb7bee09be0b85cc7d1a5a588eec54 Mon Sep 17 00:00:00 2001
From: Harald Bamberger <harald.bamberger@technikum-wien.at>
Date: Tue, 26 Sep 2023 11:12:15 +0200
Subject: [PATCH] port phrases mixin and Endpoint from branch
 feature-27351/Digitalisierung_Formulare_Neu

---
 .../controllers/components/Phrasen.php        | 22 +++++
 public/js/mixins/Phrasen.js                   | 85 +++++++++++++++++++
 2 files changed, 107 insertions(+)
 create mode 100644 application/controllers/components/Phrasen.php
 create mode 100644 public/js/mixins/Phrasen.js

diff --git a/application/controllers/components/Phrasen.php b/application/controllers/components/Phrasen.php
new file mode 100644
index 000000000..87516ce00
--- /dev/null
+++ b/application/controllers/components/Phrasen.php
@@ -0,0 +1,22 @@
+<?php
+
+if (! defined('BASEPATH')) exit('No direct script access allowed');
+
+/**
+ *
+ */
+class Phrasen extends FHC_Controller
+{
+	
+	//------------------------------------------------------------------------------------------------------------------
+	// Public methods
+
+	/**
+	 * @param string $module
+	 */
+	public function loadModule($module)
+	{
+		$this->load->library('PhrasesLib', [$module], 'pj');
+		$this->outputJsonSuccess(json_decode($this->pj->getJSON()));
+	}
+}
diff --git a/public/js/mixins/Phrasen.js b/public/js/mixins/Phrasen.js
new file mode 100644
index 000000000..fd954579a
--- /dev/null
+++ b/public/js/mixins/Phrasen.js
@@ -0,0 +1,85 @@
+const categories = {};
+const loadingModules = {};
+
+function extractCategory(obj, category) {
+	return obj.filter(e => e.category == category).reduce((res, elem) => {
+		if (!res[elem.phrase])
+			res[elem.phrase] = elem.text;
+		return res;
+	}, {});
+}
+function reloadRefs(category) {
+	while (loadingModules[category].length) {
+		var v = loadingModules[category].pop();
+		v[0].value = getValueForLoadedPhrase(category, v[1], v[2]);
+		Vue.triggerRef(v[0]);
+		/*Vue.unref(v);*/
+	}
+}
+function loadLazy(category, val, phrase, params) {
+	// NOTE(chris): load module if it's not loaded yet
+	if (loadingModules[category]) {
+		loadingModules[category].push([val, phrase, params]);
+		if (categories[category]) // NOTE(chris): this is for safety in case the loading finished the moment before the val was pushed into the array
+			reloadRefs(category);
+		return;
+	}
+	loadingModules[category] = [[val, phrase, params]];
+
+	axios.get(FHC_JS_DATA_STORAGE_OBJECT.app_root + FHC_JS_DATA_STORAGE_OBJECT.ci_router + '/components/Phrasen/loadModule/' + category).then(res => {
+		if (res.data.retval)
+			categories[category] = extractCategory(res.data.retval, category);
+		else
+			categories[category] = {};
+
+		reloadRefs(category);
+	}).catch(err => console.error(err));
+}
+function getValueForLoadedPhrase(category, phrase, params) {
+	let result = categories[category][phrase];
+	if (!result)
+		return '<< PHRASE ' + phrase + '>>';
+	if (params)
+		result = result.replace(/\{([^}]*)\}/g, (match, p1) => params[p1] === undefined ? match : params[p1]);
+	return result;
+}
+
+const phrasen = {
+	t_ref(category, phrase, params) {
+		if (params === undefined && (
+			(Array.isArray(category) && category.length == 2) ||
+			(category.split && category.split('/').length == 2))
+			) {
+			params = phrase;
+			[category, phrase] = category.split ? category.split('/') : category;
+		}
+		if (phrase === undefined) {
+			console.error('invalid input');
+			return '';
+		}
+		if (!categories[category]) {
+			if (window.FHC_JS_PHRASES_STORAGE_OBJECT !== undefined)
+				categories[category] = extractCategory(FHC_JS_PHRASES_STORAGE_OBJECT, category);
+			
+			if (!categories[category] || Object.keys(categories[category]).length === 0) {
+				categories[category] = undefined;
+				let val = Vue.ref('');
+				loadLazy(category, val, phrase, params);
+				return val;
+			}
+		}
+		var result = getValueForLoadedPhrase(category, phrase, params);
+		return Vue.ref(result);
+	},
+	t(category, phrase, params) {
+		return Vue.unref(this.t_ref(category, phrase, params));
+	}
+};
+
+export default {
+	data: () => {
+		return {
+			p: phrasen
+		}
+	}
+}