import Foundation

/// One file of a snippet. `content` rides only on `snippet show`; a list
/// row carries the name and size.
nonisolated struct SnippetFile: Decodable, Sendable, Hashable, Identifiable {
    let name: String
    let size: Int
    let content: String?

    var id: String { name }
}

/// One row of `snippet list`, and the whole of `snippet show`.
nonisolated struct Snippet: Decodable, Sendable, Hashable, Identifiable {
    let id: String
    let url: String?
    let owner: String
    /// Omitted by the server when empty.
    let description: String?
    /// public, unlisted or private.
    let visibility: String
    let createdAt: Date
    let updatedAt: Date
    let files: [SnippetFile]

    enum CodingKeys: String, CodingKey {
        case id, url, owner, description, visibility, files
        case createdAt = "created_at"
        case updatedAt = "updated_at"
    }

    /// The web titles a snippet by its description and falls back to
    /// the id.
    var title: String {
        if let description, !description.isEmpty { return description }
        return id
    }

    var fileNames: String { files.map(\.name).joined(separator: ", ") }
}