Files
omnivore/apple/OmnivoreKit/Sources/Services/DataService/Mutations/LeaveGroup.swift
2023-09-13 20:00:28 +08:00

54 lines
1.5 KiB
Swift

import CoreData
import Foundation
import Models
import SwiftGraphQL
public extension DataService {
func leaveGroup(groupID: String) async throws {
enum MutationResult {
case saved(success: Bool)
case error(errorMessage: String)
}
let selection = Selection<MutationResult, Unions.LeaveGroupResult> {
try $0.on(
leaveGroupError: .init { .error(errorMessage: try $0.errorCodes().first?.rawValue ?? "Unknown Error") },
leaveGroupSuccess: .init {
.saved(success: try $0.success())
}
)
}
let mutation = Selection.Mutation {
try $0.leaveGroup(
groupId: groupID,
selection: selection
)
}
let path = appEnvironment.graphqlPath
let headers = networker.defaultHeaders
return try await withCheckedThrowingContinuation { continuation in
send(mutation, to: path, headers: headers) { queryResult in
guard let payload = try? queryResult.get() else {
continuation.resume(throwing: BasicError.message(messageText: "network error"))
return
}
switch payload.data {
case let .saved(success):
if success {
continuation.resume()
} else {
continuation.resume(throwing: BasicError.message(messageText: "Unknown error"))
}
return
case let .error(errorMessage: errorMessage):
continuation.resume(throwing: BasicError.message(messageText: errorMessage))
}
}
}
}
}