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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
import Foundation
/// A simple wrapper for fetching LiteLLM configuration values from Info.plist.
public struct LiteLLMConfig {
private enum InfoKey: String {
case apiKey = "LiteLLMAPIKey"
case apiEndpoint = "LiteLLMAPIEndpoint"
case apiModel = "LiteLLMAPIModel"
}
/// Fetches a non-empty String for the given key, or returns nil if missing/empty.
private static func fetchValue(for key: InfoKey) -> String? {
let value = Bundle.main.object(forInfoDictionaryKey: key.rawValue) as? String
guard let value, !value.isEmpty else { return nil }
return value
}
static var apiKey: String? {
return fetchValue(for: .apiKey)
}
static var apiEndpoint: String? {
return fetchValue(for: .apiEndpoint)
}
static var apiModel: String? {
return fetchValue(for: .apiModel)
}
/// `maxWords` limits the number of words in the input text.
/// While the hosted model has a very large context window (128k),
/// It's limited to 5000 words due to performance and budget constraints.
public static let maxWords = 5_000
/// `maxTokens` is used to instruct the hosted model on the maximum number of tokens to generate.
/// 2000 tokens is a reasonable limit for most summaries.
static let maxTokens = 2_000
}