Learning Time : 40min

My Github : Bucket List Source Code

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KeyWords

• Codable
• URLSession
  • JSONDecoder
  • await、async
• Comparable
• Computed property

Downloading data from Wikipedia

Define Codable Structs for JSON Response

• Create Result, Query, and Page structs conforming to Codable to represent the JSON response from Wikipedia.

struct Result: Codable {
    let query: Query
}

struct Query: Codable {
    let pages: [Int: Page]
}

struct Page: Codable {
    let pageid: Int
    let title: String
    let terms: [String: [String]]?
}

Implement Loading States in EditView

• Create an enum LoadingState to represent different loading states: .loading, .loaded, and .failed.