質問編集履歴
5
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test
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Firebaseでチャットアプリを作る
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Type 'Any' has no subscript members Firebaseでチャットアプリを作る
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test
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「Type 'Any' has no subscript members」と、
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画像のエラーをググってこちらを参考に修正しようとしました。 https://qiita.com/___dera/items/7313f2fc705d846c88f2
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http://swift-salaryman.com/typeanyhasnosubscript.php
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a
test
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File without changes
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test
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```
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```swift
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import UIKit
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import Firebase
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import JSQMessagesViewController
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class ViewController: JSQMessagesViewController {
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var messages: [JSQMessage]?
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var incomingBubble: JSQMessagesBubbleImage!
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var outgoingBubble: JSQMessagesBubbleImage!
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var incomingAvatar: JSQMessagesAvatarImage!
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var outgoingAvatar: JSQMessagesAvatarImage!
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override func viewDidLoad() {
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super.viewDidLoad()
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setupFirebase()
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setupChatUI()
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self.messages = []
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}
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func setupFirebase() {
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}
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func setupChatUI() {
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inputToolbar!.contentView!.leftBarButtonItem = nil
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automaticallyScrollsToMostRecentMessage = true
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self.senderId = "user1"
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let bubbleFactory = JSQMessagesBubbleImageFactory()
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self.incomingBubble = bubbleFactory?.incomingMessagesBubbleImage(with: UIColor.jsq_messageBubbleLightGray())
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self.outgoingBubble = bubbleFactory?.outgoingMessagesBubbleImage(with: UIColor.jsq_messageBubbleGreen())
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self.incomingAvatar = JSQMessagesAvatarImageFactory.avatarImage(with: UIImage(named: "icon_default")!, diameter: 64)
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self.outgoingAvatar = JSQMessagesAvatarImageFactory.avatarImage(with: UIImage(named: "icon_default")!, diameter: 64)
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}
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//メッセージの送信
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override func didPressSend(_ button: UIButton!, withMessageText text: String!, senderId: String!, senderDisplayName: String!, date: Date!) {
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self.finishSendingMessage(animated: true)
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sendTextToDB(text: text)
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}
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//データベースへの送信
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func sendTextToDB(text: String) {
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let rootRef = Database.database().reference()
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let post = ["from": senderId, "name": senderDisplayName, "text": text]
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let postRef = rootRef.childByAutoId()
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postRef.setValue(post)
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}
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//アイテムごとに参照するメッセージデータを返す
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override func collectionView(_ collectionView: JSQMessagesCollectionView!, messageDataForItemAt indexPath: IndexPath!) -> JSQMessageData! {
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return self.messages?[indexPath.item]
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}
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//アイテムごとのMessageBubble(背景)を返す
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override func collectionView(_ collectionView: JSQMessagesCollectionView!, messageBubbleImageDataForItemAt indexPath: IndexPath!) -> JSQMessageBubbleImageDataSource! {
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let message = self.messages?[indexPath.item]
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if message?.senderId == self.senderId {
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return self.outgoingBubble
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}
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return self.incomingBubble
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}
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//アイテムごとにアバター画像を返す
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override func collectionView(_ collectionView: JSQMessagesCollectionView!, avatarImageDataForItemAt indexPath: IndexPath!) -> JSQMessageAvatarImageDataSource! {
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let message = self.messages?[indexPath.item]
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if message?.senderId == self.senderId {
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return self.outgoingAvatar
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}
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return self.incomingAvatar
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}
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//アイテムの総数を返す
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override func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
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return (self.messages?.count)!
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}
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override func didReceiveMemoryWarning() {
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super.didReceiveMemoryWarning()
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}
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}
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```
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@@ -250,6 +58,8 @@
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```swift
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let text = snapshot.value!["text"] as! String
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let sender = snapshot.value!["from"] as! String
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@@ -258,6 +68,10 @@
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```
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以上のコードのうちの一行を修正するとなると、どう記述されますでしょうか?
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3
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test
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File without changes
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test
CHANGED
@@ -62,11 +62,11 @@
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rootRef.queryLimited(toLast: 100).observe(DataEventType.childAdded,with: { (snapshot) in
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let text = snapshot.value!["text"] as! String ⬅️エラー箇所
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let text = snapshot.value!["text"] as! String ⬅️エラー箇所
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let sender = snapshot.value!["from"] as! String ⬅️エラー箇所
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let sender = snapshot.value!["from"] as! String ⬅️エラー箇所
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let name = snapshot.value!["name"] as! String ⬅️エラー箇所
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let name = snapshot.value!["name"] as! String ⬅️エラー箇所
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let message = JSQMessage(sender: sender, displayName: name, text: text)
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File without changes
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test
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rootRef.queryLimited(toLast: 100).observe(DataEventType.childAdded,with: { (snapshot) in
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let text = snapshot.value!["text"] as! String
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let text = snapshot.value!["text"] as! String ⬅️エラー箇所
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let sender = snapshot.value!["from"] as! String
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let sender = snapshot.value!["from"] as! String ⬅️エラー箇所
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let name = snapshot.value!["name"] as! String
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let name = snapshot.value!["name"] as! String ⬅️エラー箇所
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let message = JSQMessage(sender: sender, displayName: name, text: text)
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あ
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画像のエラーをググってこちら
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画像のエラーをググってこちらを参考に修正しようとしました。 https://qiita.com/___dera/items/7313f2fc705d846c88f2
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http://swift-salaryman.com/typeanyhasnosubscript.php
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明記的に分解?、、わかる様なわからない様な、、
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結局??状態でどう直せばいいかわかりませんでした。
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@@ -260,11 +258,7 @@
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は画像の様に1行から2行にするしか修正法はありませんかね?
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以上のコードのうちの一行を修正するとなると、どう記述されますでしょうか?
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