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Read and update data using Room #134

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eight-four opened this issue Aug 7, 2024 · 0 comments

eight-four commented Aug 7, 2024

URL of codelab:
https://developer.android.com/codelabs/basic-android-kotlin-compose-update-data-room?continue=https%3A%2F%2Fdeveloper.android.com%2Fcourses%2Fpathways%2Fandroid-basics-compose-unit-6-pathway-2%3Fhl%3Dja%23codelab-https%3A%2F%2Fdeveloper.android.com%2Fcodelabs%2Fbasic-android-kotlin-compose-update-data-room#7

Specify the language of the codelab if it is not English:
Japanese

In which task and step of the codelab can this issue be found?
8. アイテム販売機能を実装する

ViewModel に関数を追加する

launch ブロック内で、currentItem という val を作成し、uiState.value.toItem() に設定します。

Describe the problem
説明されているコードが恐らく間違えています

誤り
val currentItem = uiState.value.toItem()

正解
val currentItem = uiState.value.itemDetails.toItem()

Steps to reproduce?

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Versions
Android Studio version:
API version of the emulator:

Additional information
Include screenshots if they would be useful in clarifying the problem.

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