선택지에서 이미지 붙혀넣기로 업로드 가능하도록 구현

frontend/src/components/optionList/WritingVoteOptionList/WritingVoteOption/WritingVoteOption.stories.tsx

@@ -21,6 +21,7 @@ export const IsDeletable = () => {
       handleDeleteOptionClick={() => {}}
       handleRemoveImageClick={() => {}}
       handleUploadImage={() => {}}
+      handlePasteImage={() => {}}
       optionId={Math.floor(Math.random() * 100000)}
       text="방학 때 강릉으로  강아지와 기차여행을 하려했지
   만 장마가 와서 취소했어요. 여행을 별로 좋"
@@ -42,6 +43,7 @@ export const IsNotDeletable = () => {
       handleDeleteOptionClick={() => {}}
       handleRemoveImageClick={() => {}}
       handleUploadImage={() => {}}
+      handlePasteImage={() => {}}
       optionId={Math.floor(Math.random() * 100000)}
       text="방학 때 강릉으로  강아지와 기차여행을 하려했지
   만 장마가 와서 취소했어요. 여행을 별로 좋"
@@ -62,6 +64,7 @@ export const ShowImage = () => {
       handleDeleteOptionClick={() => {}}
       handleRemoveImageClick={() => {}}
       handleUploadImage={() => {}}
+      handlePasteImage={() => {}}
       optionId={Math.floor(Math.random() * 100000)}
       text="방학 때 강릉으로  강아지와 기차여행을 하려했지
   만 장마가 와서 취소했어요. 여행을 별로 좋"

frontend/src/components/optionList/WritingVoteOptionList/WritingVoteOption/index.tsx

@@ -1,5 +1,6 @@
-import { ChangeEvent, MutableRefObject } from 'react';
+import { ChangeEvent, ClipboardEvent, MutableRefObject } from 'react';
 
+import { POST_WRITING_OPTION } from '@constants/policy';
 import { POST_OPTION_POLICY } from '@constants/policyMessage';
 
 import OptionCancelButton from './OptionCancelButton';
@@ -11,17 +12,16 @@ interface WritingVoteOptionProps {
   text: string;
   isDeletable: boolean;
   ariaLabel: string;
-  handleUpdateOptionChange: (event: ChangeEvent<HTMLTextAreaElement | HTMLInputElement>) => void;
+  handleUpdateOptionChange: (event: ChangeEvent<HTMLTextAreaElement>) => void;
   handleDeleteOptionClick: () => void;
   handleRemoveImageClick: () => void;
   handleUploadImage: (event: ChangeEvent<HTMLInputElement>) => void;
+  handlePasteImage: (event: ClipboardEvent<HTMLTextAreaElement>) => void;
   imageUrl: string;
   contentInputRefList: MutableRefObject<HTMLInputElement[]>;
   index: number;
 }
 
-const MAX_WRITING_LENGTH = 50;
-
 export default function WritingVoteOption({
   optionId,
   text,
@@ -31,6 +31,7 @@ export default function WritingVoteOption({
   handleDeleteOptionClick,
   handleRemoveImageClick,
   handleUploadImage,
+  handlePasteImage,
   imageUrl,
   contentInputRefList,
   index,
@@ -47,9 +48,10 @@ export default function WritingVoteOption({
           <S.ContentTextArea
             name="optionText"
             defaultValue={text}
-            onChange={(e: ChangeEvent<HTMLTextAreaElement>) => handleUpdateOptionChange(e)}
+            onChange={handleUpdateOptionChange}
+            onPaste={handlePasteImage}
             placeholder={POST_OPTION_POLICY.DEFAULT}
-            maxLength={MAX_WRITING_LENGTH}
+            maxLength={POST_WRITING_OPTION.MAX_LENGTH}
           />
 
           <OptionUploadImageButton

frontend/src/components/optionList/WritingVoteOptionList/index.tsx

@@ -1,4 +1,4 @@
-import { ChangeEvent, MutableRefObject } from 'react';
+import { ChangeEvent, ClipboardEvent, MutableRefObject } from 'react';
 
 import { WritingVoteOptionType } from '@hooks/useWritingOption';
 
@@ -21,6 +21,7 @@ interface WritingVoteOptionListProps {
     removeImage: (optionId: number) => void;
     handleUploadImage: (event: ChangeEvent<HTMLInputElement>, optionId: number) => void;
     contentInputRefList: MutableRefObject<HTMLInputElement[]>;
+    handlePasteImage: (event: ClipboardEvent<HTMLTextAreaElement>, optionId: number) => void;
   };
 }
 
@@ -33,6 +34,7 @@ export default function WritingVoteOptionList({ writingOptionHook }: WritingVote
     removeImage,
     handleUploadImage,
     contentInputRefList,
+    handlePasteImage,
   } = writingOptionHook;
   const isDeletable = optionList.length > MINIMUM_COUNT;
 
@@ -53,6 +55,9 @@ export default function WritingVoteOptionList({ writingOptionHook }: WritingVote
           }
           imageUrl={optionItem.imageUrl}
           contentInputRefList={contentInputRefList}
+          handlePasteImage={(event: ClipboardEvent<HTMLTextAreaElement>) =>
+            handlePasteImage(event, optionItem.id)
+          }
           index={index}
         />
       ))}

frontend/src/hooks/useWritingOption.tsx

@@ -1,4 +1,4 @@
-import React, { ChangeEvent, useRef, useState } from 'react';
+import React, { ChangeEvent, ClipboardEvent, useRef, useState } from 'react';
 
 import { POST_WRITING_OPTION } from '@constants/policy';
 
@@ -68,6 +68,24 @@ export const useWritingOption = (initialOptionList?: WritingVoteOptionType[]) =>
     setOptionList(removedOptionList);
   };
 
+  const handlePasteImage = (event: ClipboardEvent<HTMLTextAreaElement>, optionId: number) => {
+    const file = event.clipboardData.files[0];
+
+    if (!file) return;
+
+    if (file.type.slice(0, 5) === 'image') {
+      event.preventDefault();
+
+      const optionIndex = optionList.findIndex(option => option.id === optionId);
+
+      uploadImage({
+        imageFile: file,
+        inputElement: contentInputRefList.current[optionIndex],
+        setPreviewImageUrl: setPreviewImageUrl(optionId),
+      });
+    }
+  };
+
   const removeImage = (optionId: number) => {
     const updatedOptionList = optionList.map(optionItem => {
       if (optionItem.id === optionId) {
@@ -121,5 +139,6 @@ export const useWritingOption = (initialOptionList?: WritingVoteOptionType[]) =>
     removeImage,
     handleUploadImage,
     contentInputRefList,
+    handlePasteImage,
   };
 };