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ErrorConstants.swift
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ErrorConstants.swift
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import Foundation
// MARK: - Network Errors
enum NetworkError: Error {
case noConnectionError
}
extension NetworkError: LocalizedError {
public var errorDescription: String? {
switch self {
case .noConnectionError:
return NSLocalizedString(
"There is no internet connection at the moment. Please reconnect or try again later.",
comment: ""
)
}
}
}
// MARK: - Keychain Errors
enum KeychainError: Error {
case couldNotStoreAccessToken
case couldNotPurgeAccessToken
case couldNotFetchAccessToken
}
extension KeychainError: LocalizedError {
public var errorDescription: String? {
switch self {
case .couldNotStoreAccessToken:
return NSLocalizedString("There was a problem storing your access token in the Keychain.", comment: "")
case .couldNotPurgeAccessToken:
return NSLocalizedString("Something went wrong purging the token from the Keychain.", comment: "")
case .couldNotFetchAccessToken:
return NSLocalizedString("Something went wrong fetching the token from the Keychain.", comment: "")
}
}
}
// MARK: - Account Errors
enum AccountError: Error {
case invalidPassword
case usernameNotFound
case serverNotFound
case invalidServerURL
case unknownLoginError
case genericAuthError
}
extension AccountError: LocalizedError {
public var errorDescription: String? {
switch self {
case .serverNotFound:
return NSLocalizedString(
"The server could not be found. Please check the information you've entered and try again.",
comment: ""
)
case .invalidPassword:
return NSLocalizedString(
"Invalid password. Please check that you've entered your password correctly and try logging in again.",
comment: ""
)
case .usernameNotFound:
return NSLocalizedString(
"Username not found. Did you use your email address by mistake?",
comment: ""
)
case .invalidServerURL:
return NSLocalizedString(
"Please enter a valid instance domain name. It should look like \"https://example.com\" or \"write.as\".", // swiftlint:disable:this line_length
comment: ""
)
case .genericAuthError:
return NSLocalizedString("Something went wrong, please try logging in again.", comment: "")
case .unknownLoginError:
return NSLocalizedString("An unknown error occurred while trying to login.", comment: "")
}
}
}
// MARK: - User Defaults Errors
enum UserDefaultsError: Error {
case couldNotMigrateStandardDefaults
}
extension UserDefaultsError: LocalizedError {
public var errorDescription: String? {
switch self {
case .couldNotMigrateStandardDefaults:
return NSLocalizedString("Could not migrate user defaults to group container", comment: "")
}
}
}
// MARK: - Local Store Errors
enum LocalStoreError: Error {
case couldNotSaveContext
case couldNotFetchCollections
case couldNotFetchPosts(String = "")
case couldNotPurgePosts(String = "")
case couldNotPurgeCollections
case couldNotLoadStore(String)
case couldNotMigrateStore(String)
case couldNotDeleteStoreAfterMigration(String)
case genericError(String = "")
}
extension LocalStoreError: LocalizedError {
public var errorDescription: String? {
switch self {
case .couldNotSaveContext:
return NSLocalizedString("Error saving context", comment: "")
case .couldNotFetchCollections:
return NSLocalizedString("Failed to fetch blogs from local store.", comment: "")
case .couldNotFetchPosts(let postFilter):
if postFilter.isEmpty {
return NSLocalizedString("Failed to fetch posts from local store.", comment: "")
} else {
return NSLocalizedString("Failed to fetch \(postFilter) posts from local store.", comment: "")
}
case .couldNotPurgePosts(let postFilter):
if postFilter.isEmpty {
return NSLocalizedString("Failed to purge \(postFilter) posts from local store.", comment: "")
} else {
return NSLocalizedString("Failed to purge posts from local store.", comment: "")
}
case .couldNotPurgeCollections:
return NSLocalizedString("Failed to purge cached collections", comment: "")
case .couldNotLoadStore(let errorDescription):
return NSLocalizedString("Something went wrong loading local store: \(errorDescription)", comment: "")
case .couldNotMigrateStore(let errorDescription):
return NSLocalizedString("Something went wrong migrating local store: \(errorDescription)", comment: "")
case .couldNotDeleteStoreAfterMigration(let errorDescription):
return NSLocalizedString("Something went wrong deleting old store: \(errorDescription)", comment: "")
case .genericError(let customContent):
if customContent.isEmpty {
return NSLocalizedString("Something went wrong accessing device storage", comment: "")
} else {
return NSLocalizedString(customContent, comment: "")
}
}
}
}
// MARK: - Application Errors
enum AppError: Error {
case couldNotGetLoggedInClient
case couldNotGetPostId
case genericError(String = "")
}
extension AppError: LocalizedError {
public var errorDescription: String? {
switch self {
case .couldNotGetLoggedInClient:
return NSLocalizedString("Something went wrong trying to access the WriteFreely client.", comment: "")
case .couldNotGetPostId:
return NSLocalizedString("Something went wrong trying to get the post's unique ID.", comment: "")
case .genericError(let customContent):
if customContent.isEmpty {
return NSLocalizedString("Something went wrong", comment: "")
} else {
return NSLocalizedString(customContent, comment: "")
}
}
}
}

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