Merge pull request #2384 from Gazook89/Toggle-AutoSave

Add ability to toggle the Auto Save

client/homebrew/navbar/navbar.less

@@ -55,6 +55,18 @@
 		text-align     : center;
 		text-transform : initial;
 	}
+	.save-menu {
+		.dropdown {
+			z-index: 1000;
+		}
+		.navItem i.fa-power-off {
+			color : red;
+			&.active {
+				color : rgb(0, 182, 52);
+				filter : drop-shadow(0 0 2px rgba(0, 182, 52, 0.765))
+			}
+		}
+	}
 	.patreon.navItem{
 		border-left  : 1px solid #666;
 		border-right : 1px solid #666;

client/homebrew/pages/editPage/editPage.jsx

@@ -62,7 +62,10 @@ const EditPage = createClass({
 			confirmGoogleTransfer  : false,
 			errors                 : null,
 			htmlErrors             : Markdown.validate(this.props.brew.text),
-			url                    : ''
+			url                    : '',
+			autoSave               : true,
+			autoSaveWarning        : false,
+			unsavedTime            : new Date()
 		};
 	},
 	savedBrew : null,
@@ -72,9 +75,17 @@ const EditPage = createClass({
 			url : window.location.href
 		});
 
+
 		this.savedBrew = JSON.parse(JSON.stringify(this.props.brew)); //Deep copy
 
-		this.trySave();
+		this.setState({ autoSave: JSON.parse(localStorage.getItem('AUTOSAVE_ON')) }, ()=>{
+			if(this.state.autoSave){
+				this.trySave();
+			} else {
+				this.setState({ autoSaveWarning: true });
+			}
+		});
+
 		window.onbeforeunload = ()=>{
 			if(this.state.isSaving || this.state.isPending){
 				return 'You have unsaved changes!';
@@ -117,14 +128,14 @@ const EditPage = createClass({
 			brew       : { ...prevState.brew, text: text },
 			isPending  : true,
 			htmlErrors : htmlErrors
-		}), ()=>this.trySave());
+		}), ()=>{if(this.state.autoSave) this.trySave();});
 	},
 
 	handleStyleChange : function(style){
 		this.setState((prevState)=>({
 			brew      : { ...prevState.brew, style: style },
 			isPending : true
-		}), ()=>this.trySave());
+		}), ()=>{if(this.state.autoSave) this.trySave();});
 	},
 
 	handleMetaChange : function(metadata){
@@ -134,7 +145,7 @@ const EditPage = createClass({
 				...metadata
 			},
 			isPending : true,
-		}), ()=>this.trySave());
+		}), ()=>{if(this.state.autoSave) this.trySave();});
 
 	},
 
@@ -221,8 +232,9 @@ const EditPage = createClass({
 				editId 	 : this.savedBrew.editId,
 				shareId  : this.savedBrew.shareId
 			},
-			isPending : false,
-			isSaving  : false,
+			isPending   : false,
+			isSaving    : false,
+			unsavedTime : new Date()
 		}));
 	},
 
@@ -329,17 +341,55 @@ const EditPage = createClass({
 			</Nav.item>;
 		}
 
+		if(this.state.autoSaveWarning && this.hasChanges()){
+			this.setAutosaveWarning();
+			const elapsedTime = Math.round((new Date() - this.state.unsavedTime) / 1000 / 60);
+			const text = elapsedTime == 0 ? 'Autosave is OFF.' : `Autosave is OFF, and you haven't saved for ${elapsedTime} minutes.`;
+
+			return <Nav.item className='save error' icon='fas fa-exclamation-circle'>
+			Reminder...
+				<div className='errorContainer'>
+					{text}
+				</div>
+			</Nav.item>;
+		}
+
 		if(this.state.isSaving){
 			return <Nav.item className='save' icon='fas fa-spinner fa-spin'>saving...</Nav.item>;
 		}
 		if(this.state.isPending && this.hasChanges()){
 			return <Nav.item className='save' onClick={this.save} color='blue' icon='fas fa-save'>Save Now</Nav.item>;
 		}
+		if(!this.state.isPending && !this.state.isSaving && this.state.autoSave){
+			return <Nav.item className='save saved'>auto-saved.</Nav.item>;
+		}
 		if(!this.state.isPending && !this.state.isSaving){
 			return <Nav.item className='save saved'>saved.</Nav.item>;
 		}
 	},
 
+	handleAutoSave : function(){
+		if(this.warningTimer) clearTimeout(this.warningTimer);
+		this.setState((prevState)=>({
+			autoSave        : !prevState.autoSave,
+			autoSaveWarning : prevState.autoSave
+		}), ()=>{
+			localStorage.setItem('AUTOSAVE_ON', JSON.stringify(this.state.autoSave));
+		});
+	},
+
+	setAutosaveWarning : function(){
+		setTimeout(()=>this.setState({ autoSaveWarning: false }), 4000);                           // 4 seconds to display
+		this.warningTimer = setTimeout(()=>{this.setState({ autoSaveWarning: true });}, 900000);   // 15 minutes between warnings
+		this.warningTimer;
+	},
+
+	renderAutoSaveButton : function(){
+		return <Nav.item onClick={this.handleAutoSave}>
+			Autosave <i className={this.state.autoSave ? 'fas fa-power-off active' : 'fas fa-power-off'}></i>
+		</Nav.item>;
+	},
+
 	processShareId : function() {
 		return this.state.brew.googleId && !this.state.brew.stubbed ?
 					 this.state.brew.googleId + this.state.brew.shareId :
@@ -378,7 +428,10 @@ const EditPage = createClass({
 
 			<Nav.section>
 				{this.renderGoogleDriveIcon()}
-				{this.renderSaveButton()}
+				<Nav.dropdown className='save-menu'>
+					{this.renderSaveButton()}
+					{this.renderAutoSaveButton()}
+				</Nav.dropdown>
 				<NewBrew />
 				<HelpNavItem/>
 				<Nav.dropdown>

client/homebrew/pages/editPage/editPage.less

@@ -32,7 +32,7 @@
 		position         : absolute;
 		top              : 100%;
 		left             : 50%;
-		z-index          : 100000;
+		z-index          : 500;
 		width            : 140px;
 		padding          : 3px;
 		color            : white;