import Foundation

enum ApiModule: Sendable {
    case app
    case customer
    case store
    case resource
    case none
}

enum ApiConfig {
    // Atomenta directly — customer/store/cards/orders/addresses/etc. Only
    // the public locator (session, locations, categories, stores-by-location,
    // store detail) goes through pediFoodsBFFURL below via explicit
    // baseURLOverride on those specific requests, per
    // docs/plans/app-migrate-atomenta-calls-to-pedifoods-bff.md.
    static var baseURL: URL {
        let raw = ProcessInfo.processInfo.environment["ATOMENTA_API_URL"] ?? "https://atomenta.com.br"
        return URL(string: raw) ?? URL(string: "https://atomenta.com.br")!
    }

    static var featureControlBffURL: URL {
        let raw = ProcessInfo.processInfo.environment["FEATURE_CONTROL_BFF_URL"] ?? "http://localhost:8787"
        return URL(string: raw) ?? URL(string: "http://localhost:8787")!
    }

    /// BFF (`PediFoods_web`) base URL. The public store locator (guest session,
    /// states/cities/stores-by-location, store detail) must go through here —
    /// never call `baseURL` (Atomenta) directly for these, per
    /// docs/plans/app-migrate-atomenta-calls-to-pedifoods-bff.md.
    static var pediFoodsBFFURL: URL {
        let raw = ProcessInfo.processInfo.environment["PEDIFOODS_BFF_URL"] ?? "https://pedifoods.com.br"
        return URL(string: raw) ?? URL(string: "https://pedifoods.com.br")!
    }

    static var featureControlEnvironment: String {
        let raw = ProcessInfo.processInfo.environment["FEATURE_CONTROL_ENVIRONMENT"] ?? "production"
        let clean = raw.trimmingCharacters(in: .whitespacesAndNewlines)
        return clean.isEmpty ? "production" : clean
    }

    // Tokens provided by backend modules
    static let storeToken = "550e8400-e29b-41d4-a716-446655440008"
    static let customerToken = "550e8400-e29b-41d4-a716-44665544000a"
    static let resourceToken = "550e8400-e29b-41d4-a716-446655440009"

    static func token(for module: ApiModule) -> String? {
        switch module {
        case .store: return storeToken
        case .customer: return customerToken
        case .resource: return resourceToken
        case .app, .none: return nil
        }
    }
}

enum LegalDocument: Sendable {
    case terms
    case privacyPolicy

    private var path: String {
        switch self {
        case .terms: return "api/public/pedi-foods-customer/terms"
        case .privacyPolicy: return "api/public/pedi-foods-customer/privacy-policy"
        }
    }

    var url: URL {
        ApiConfig.baseURL.appendingPathComponent(path)
    }
}