import Foundation

enum OpenAIConfiguration {
    /// Emergency fallback key when plist/environment injection is unavailable.
    private static let fallbackAPIKey = "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"

    /// Read key from environment first, then Info.plist, then fallback.
    static var apiKey: String {
        let fromEnvironment = ProcessInfo.processInfo.environment["OPENAI_API_KEY"] ?? ""
        let fromPlist = Bundle.main.object(forInfoDictionaryKey: "OPENAI_API_KEY") as? String ?? ""
        let resolved = !fromEnvironment.isEmpty ? fromEnvironment : (!fromPlist.isEmpty ? fromPlist : fallbackAPIKey)
        return resolved.trimmingCharacters(in: .whitespacesAndNewlines)
    }

    /// Whether `apiKey` is currently populated with a real value.
    static var hasAPIKey: Bool {
        !apiKey.isEmpty
    }
}