From b16ca0defdcd885fc0cd81bf410a424ef5af70a9 Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Thu, 10 Jan 2019 15:44:39 +0100
Subject: [PATCH] Basic integration of dark theme.

---
 assets/js/common/functionsSchema.js           |  7 +++
 assets/js/components/darkTheme.js             | 58 +++++++++++++++++++
 assets/js/components/menuBar/authenticated.js | 48 ++++++++++++++-
 builder                                       |  4 ++
 system/config/dev.config.php                  |  3 +
 5 files changed, 119 insertions(+), 1 deletion(-)
 create mode 100644 assets/js/components/darkTheme.js

diff --git a/assets/js/common/functionsSchema.js b/assets/js/common/functionsSchema.js
index 166a9387..692a2086 100644
--- a/assets/js/common/functionsSchema.js
+++ b/assets/js/common/functionsSchema.js
@@ -1094,6 +1094,13 @@ var ComunicWeb = {
 			},
 
 		},
+
+		/**
+		 * Dark Theme component
+		 */
+		darkTheme: {
+			//TODO : implement
+		}
 	},
 
 	/**
diff --git a/assets/js/components/darkTheme.js b/assets/js/components/darkTheme.js
new file mode 100644
index 00000000..03ea3e7c
--- /dev/null
+++ b/assets/js/components/darkTheme.js
@@ -0,0 +1,58 @@
+/**
+ * Dark theme component
+ * 
+ * @author Pierre HUBERT
+ */
+
+ComunicWeb.components.darkTheme = {
+
+	/**
+	 * This variable contains the dark theme status
+	 */
+	_enabled: false,
+
+	/**
+	 * CSS element that contains dark theme CSS rules
+	 */
+	_cssElem: null,
+
+	/**
+	 * Check out whether dark theme is enabled or not
+	 * 
+	 * @return {boolean} TRUE if enabled / FALSE else
+	 */
+	isEnabled: function(){
+		return this._enabled;
+	},
+
+	/**
+	 * Specify whether dark theme should be enabled or not
+	 * 
+	 * @param {boolean} enable TRUE to enable / FALSE else
+	 */
+	setEnabled: function(enable){
+		this._enabled = enable;
+
+		//Check if the theme has to be disabled
+		if(!this._enabled){
+			if(this._cssElem != null)
+				this._cssElem.disabled = true;
+			return;
+		}
+
+		//Check if CSS element is already loaded
+		else if(this._cssElem != null)
+			this._cssElem.disabled = false;
+		
+		//We need to load dark theme
+		else {
+
+			this._cssElem = createElem2({
+				type: "link",
+				href: ComunicWeb.__config.assetsURL + "css/dark_theme.css"
+			});
+			this._cssElem.setAttribute("rel", "stylesheet");
+			document.head.appendChild(this._cssElem);
+		}
+	}
+}
\ No newline at end of file
diff --git a/assets/js/components/menuBar/authenticated.js b/assets/js/components/menuBar/authenticated.js
index 2a992869..1ddd5b21 100644
--- a/assets/js/components/menuBar/authenticated.js
+++ b/assets/js/components/menuBar/authenticated.js
@@ -121,6 +121,9 @@ ComunicWeb.components.menuBar.authenticated = {
 			openPage("settings");
 		};
 
+		//Add dark theme button
+		this.addDarkThemeButton(dropdownContent);
+
 		//Add logout link
 		var logoutButton = createElem("li", dropdownContent);
 		var logoutButtonLink = createElem("a", logoutButton);
@@ -131,11 +134,54 @@ ComunicWeb.components.menuBar.authenticated = {
 		return dropdownContent;
 	},
 
+	/**
+	 * Add DarkTheme for the button
+	 * 
+	 * @param {HTMLElement} target The target for the button
+	 */
+	addDarkThemeButton: function(target){
+
+		var darkThemeButton = createElem2({
+			appendTo: target,
+			type: "li"
+		});
+
+		var darkThemeLink = createElem2({
+			appendTo: darkThemeButton,
+			type: "a",
+		});
+		
+		var darkThemeIcon = createElem2({
+			appendTo: darkThemeLink,
+			type: "span"
+		});
+
+		createElem2({
+			appendTo: darkThemeLink,
+			type: "span",
+			innerHTML: "Dark Theme"
+		});
+		
+		/**
+		 * Refresh icon states accordingly to
+		 * dark theme status
+		 */
+		var RefreshIcon = function(){
+			darkThemeIcon.className =  "fa " + (ComunicWeb.components.darkTheme.isEnabled() ? "fa-moon-o" : "fa-sun-o");
+		}
+		RefreshIcon();
+
+		darkThemeLink.addEventListener("click", function(){
+			ComunicWeb.components.darkTheme.setEnabled(!ComunicWeb.components.darkTheme.isEnabled());
+			RefreshIcon();
+		});
+	},
+
 	/**
 	 * Add alternate latest posts button 
 	 * (if the screen is too small to display "Comunic")
 	 * 
-	 * @param {HTMLElement} target The target for the ubutton
+	 * @param {HTMLElement} target The target for the button
 	 */
 	addAlternateLatestPostsButton: function(target){
 		//Create button
diff --git a/builder b/builder
index dc3f5f86..2b5eeeaa 100755
--- a/builder
+++ b/builder
@@ -176,6 +176,7 @@ if(file_exists(OUTPUT_DIRECTORY))
 	delDir(OUTPUT_DIRECTORY);
 mkdir(OUTPUT_DIRECTORY, 0777, true);
 mkdir($path_release_assets, 0777, true);
+mkdir($path_release_assets."/css", 0777, true);
 
 
 
@@ -230,6 +231,9 @@ rcopy($path_debug_assets."img/", $path_release_assets."img/");
 rcopy($path_debug_assets."templates/", $path_release_assets."templates/");
 
 
+//Copy dark theme
+rcopy($path_debug_assets."css/dark_theme.css", $path_release_assets."css/dark_theme.css");
+
 //Create main HTML file
 notice("Generate PHP root file");
 $page_src = '<?php
diff --git a/system/config/dev.config.php b/system/config/dev.config.php
index 683172fa..e1f99906 100644
--- a/system/config/dev.config.php
+++ b/system/config/dev.config.php
@@ -421,6 +421,9 @@ class Dev {
 			//Virtual directory component
 			"js/components/virtualDirectory/interface.js",
 
+			//Dark theme component
+			"js/components/darkTheme.js",
+
 		//User scripts
 		"js/user/loginTokens.js",
 		"js/user/userLogin.js",