Rework isPending & hasChanges

client/homebrew/pages/editPage/editPage.jsx

@@ -102,6 +102,14 @@ const EditPage = createClass({
 		window.onbeforeunload = function(){};
 		document.removeEventListener('keydown', this.handleControlKeys);
 	},
+	componentDidUpdate : function(){
+		const hasChange = this.hasChanges();
+		if(this.state.isPending != hasChange){
+			this.setState({
+				isPending : hasChange
+			});
+		}
+	},
 
 	handleControlKeys : function(e){
 		if(!(e.ctrlKey || e.metaKey)) return;
@@ -138,15 +146,13 @@ const EditPage = createClass({
 
 		this.setState((prevState)=>({
 			brew       : { ...prevState.brew, text: text },
-			isPending  : true,
 			htmlErrors : htmlErrors,
 		}), ()=>{if(this.state.autoSave) this.trySave();});
 	},
 
 	handleStyleChange : function(style){
 		this.setState((prevState)=>({
-			brew      : { ...prevState.brew, style: style },
+			brew : { ...prevState.brew, style: style }
-			isPending : true
 		}), ()=>{if(this.state.autoSave) this.trySave();});
 	},
 
@@ -158,8 +164,7 @@ const EditPage = createClass({
 			brew : {
 				...prevState.brew,
 				...metadata
-			},
+			}
-			isPending : true,
 		}), ()=>{if(this.state.autoSave) this.trySave();});
 	},
 
@@ -312,7 +317,14 @@ const EditPage = createClass({
 	},
 
 	renderSaveButton : function(){
-		if(this.state.autoSaveWarning && this.hasChanges()){
+
+		// #1 - Currently saving, show SAVING
+		if(this.state.isSaving){
+			return <Nav.item className='save' icon='fas fa-spinner fa-spin'>saving...</Nav.item>;
+		}
+
+		// #2 - Unsaved changes exist, autosave is OFF and warning timer has expired, show AUTOSAVE WARNING
+		if(this.state.isPending && this.state.autoSaveWarning){
 			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.`;
@@ -325,19 +337,17 @@ const EditPage = createClass({
 			</Nav.item>;
 		}
 
-		if(this.state.isSaving){
+		// #3 - Unsaved changes exist, click to save, show SAVE NOW
-			return <Nav.item className='save' icon='fas fa-spinner fa-spin'>saving...</Nav.item>;
+		// Use trySave(true) instead of save() to use debounced save function
+		if(this.state.isPending){
+			return <Nav.item className='save' onClick={()=>this.trySave(true)} color='blue' icon='fas fa-save'>Save Now</Nav.item>;
 		}
-		if(this.state.isPending && this.hasChanges()){
+		// #4 - No unsaved changes, autosave is ON, show AUTO-SAVED
-			return <Nav.item className='save' onClick={this.save} color='blue' icon='fas fa-save'>Save Now</Nav.item>;
+		if(this.state.autoSave){
-		}
-		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){
+		// DEFAULT - No unsaved changes, show SAVED
-			return <Nav.item className='save saved'>saved.</Nav.item>;
+		return <Nav.item className='save saved'>saved.</Nav.item>;
-		}
-		return <Nav.item className='save saved'>no changes.</Nav.item>;
 	},
 
 	handleAutoSave : function(){