Merge pull request #75 from cse110-fa22-group29/allow-for-user-uploaded-images

implementation of basic image local storage

source/CreatePage.html

@@ -40,9 +40,14 @@
     <form id="new-food-entry">
       <fieldset>
         <legend>Pic:</legend>
-        <label for="mealImage">
+        Choose Input type:
+      <select id="select" name="select">
+        <option value="file">File Upload</option>
+        <option value="url">From an URL</option>
+      </select>
+      <label for="mealImage" id="source">
           Source:
-          <input type="text" id="mealImg" name="mealImg">
+          <input type="file" accept="image/*" id="mealImg" name="mealImg">
         </label>
         <label for="image-alt">
           Alt Text:

source/ReviewDetails.html

@@ -26,9 +26,14 @@
     <!----> <form id="update-food-entry" class="hidden">
       <fieldset>
         <legend>Pic:</legend>
-        <label for="mealImage">
+        Choose Input type:
+        <select id="select" name="select">
+          <option value="file">File Upload</option>
+          <option value="url">From an URL</option>
+        </select>
+        <label for="mealImage" id="source">
           Source:
-          <input type="text" id="mealImg" name="mealImg">
+          <input type="file" accept="image/*" id="mealImg" name="mealImg">
         </label>
         <label for="image-alt">
           Alt Text:

source/assets/scripts/CreatePage.js

@@ -15,7 +15,44 @@ function initFormHandler() {
 	//accessing form components
 	let tagContainer = document.getElementById("tag-container-form");
 	let form = document.querySelector("form");
-  
+
+	/*
+	* change the input source of the image between local file and URL 
+	* depending on user's selection
+	*/
+	let select = document.getElementById("select");
+	select.addEventListener("change", function() {
+		const input = document.getElementById('source');
+	
+		if (select.value == "file") {
+		  input.innerHTML = `
+		  Source:
+		  <input type="file" accept="image/*" id="mealImg" name="mealImg">
+		  `
+		}
+		//TODO: change to photo taking for sprint 3
+		else {
+		  input.innerHTML = `
+		  Source:
+		  <input type="text" id="mealImg" name="mealImg">
+		  `
+		}
+	});
+
+	//addressing sourcing image from local file
+	let imgDataURL = "";
+	document.getElementById("mealImg").addEventListener("change", function() {
+		const reader = new FileReader();
+		
+		//store image data URL after successful image load
+		reader.addEventListener("load", ()=>{
+			imgDataURL = reader.result;
+		}, false);
+		
+		//convert image file into data URL for local storage
+		reader.readAsDataURL(document.getElementById("mealImg").files[0]);
+	})
+		
 	form.addEventListener("submit", function(e){
 	/*
     *  User submits the form for their review.
@@ -30,6 +67,9 @@ function initFormHandler() {
 			if (`${key}` !== "tag-form") {
 				reviewObject[`${key}`] = `${value}`;
 			}
+			if (`${key}` === "mealImg" && select.value == "file") {
+				reviewObject["mealImg"] = imgDataURL;
+			}
 		}
 		reviewObject["tags"] = [];
 

source/assets/scripts/ReviewDetails.js

@@ -55,6 +55,46 @@ function setupUpdate(){
 				tagContainer.append(newTag);
 			}
 		}
+
+		/*
+		* change the input source of the image between local file and URL 
+		* depending on user's selection
+		*/
+		let select = document.getElementById("select");
+		select.addEventListener("change", function() {
+			const input = document.getElementById('source');
+		
+			if (select.value == "file") {
+			input.innerHTML = `
+			Source:
+			<input type="file" accept="image/*" id="mealImg" name="mealImg">
+			`
+			}
+			//TODO: change to photo taking for sprint 3
+			else {
+			input.innerHTML = `
+			Source:
+			<input type="text" id="mealImg" name="mealImg">
+			`
+			}
+		});
+
+		//addressing sourcing image from local file
+		let imgDataURL = "";
+		document.getElementById("mealImg").addEventListener("change", function() {
+			console.log("reading used");
+			const reader = new FileReader();
+			
+			//store image data URL after successful image load
+			reader.addEventListener("load", ()=>{
+				imgDataURL = reader.result;
+			}, false);
+			
+			//convert image file into data URL for local storage
+			reader.readAsDataURL(document.getElementById("mealImg").files[0]);
+		})
+
+		
 		//Take formdata values as newData when submit
 		form.addEventListener("submit", function(){
 			/*
@@ -69,6 +109,13 @@ function setupUpdate(){
 				if (`${key}` !== "tag-form") {
 					newData[`${key}`] = `${value}`;
 				}
+				//Account for the case where image is not updated
+				if (`${key}` === "mealImg" && document.getElementById("mealImg").value === "") {
+					newData["mealImg"] = currReview["mealImg"];
+				}
+				else if (`${key}` === "mealImg" && select.value == "file") {
+					newData["mealImg"] = imgDataURL;
+				}
 			}
 			newData["tags"] = [];
 		

source/index.html

@@ -10,7 +10,6 @@
   <!-- Recipe Card Custom Element -->
   <script src="assets/scripts/ReviewCard.js" type="module"></script>
 
-
   <!-- Main Stylesheets & Scripts --> 
   <!-- Temporarily commented out reset.css due to furthur discussion needed on the values of the default config-->
   <!-- <link rel="stylesheet" href="/static/reset.css" /> -->