Created
October 5, 2019 02:47
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Environment extensions for Swift
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import Foundation | |
public enum Environment: String { | |
// A plist should exist for each of the environments | |
// below. For example `case production = "Prod"` will | |
// have a corresponding `Prod.plist`. | |
case production | |
case staging | |
case development | |
// Below represents a key found in each/every plist | |
// file mentioned above | |
public enum Key: String { | |
case baseUrl = "BASE_URL" | |
case socialToken = "SOCIAL_TOKEN" | |
} | |
fileprivate class EnvBundleClass { } | |
private static var bundle: Bundle? = { | |
return Bundle(for: EnvBundleClass.self) | |
}() | |
public static var versionNumber: String? { | |
guard let version = bundle?.object(forInfoDictionaryKey: "CFBundleShortVersionString") as? String else { | |
return nil | |
} | |
return version | |
} | |
public static var buildNumber: String? { | |
guard let build = bundle?.object(forInfoDictionaryKey: kCFBundleVersionKey as String) as? String else { | |
return nil | |
} | |
return build | |
} | |
public static var current: Environment = { | |
var raw: String? | |
if let currentConfig = bundle?.object(forInfoDictionaryKey: "Config") as? String { | |
raw = currentConfig | |
.replacingOccurrences(of: "Debug", with: "") | |
.replacingOccurrences(of: "Release", with: "") | |
.replacingOccurrences(of: "-", with: "") | |
} | |
if let raw = raw, let environment = Environment(rawValue: raw) { | |
return environment | |
} | |
return .production | |
}() | |
public static var plistPath: String? { | |
return Environment.bundle?.path(forResource: current.rawValue, ofType: "plist") | |
} | |
public static var plist: Dictionary<String, Any>? = { | |
guard let plistPath = plistPath else { | |
return nil | |
} | |
return NSDictionary(contentsOfFile: plistPath) as? Dictionary<String, Any> | |
}() | |
// MARK: - Convenience | |
public static func value<T>(for key: Environment.Key) -> T? { | |
return plist?[key.rawValue] as? T | |
} | |
public static func int(for key: Environment.Key) -> Int? { | |
return plist?[key.rawValue] as? Int | |
} | |
public static func string(for key: Environment.Key) -> String? { | |
return plist?[key.rawValue] as? String | |
} | |
} |
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