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import Foundation
enum FeatureTier: String, Codable, CaseIterable, Identifiable {
case free
case pro
case dataPlus
var id: String { rawValue }
var title: String {
switch self {
case .free:
return "Free"
case .pro:
return "Pro"
case .dataPlus:
return "Data+"
}
}
}
enum FeatureCapability: String, CaseIterable, Identifiable {
case singleLookup
case basicHistory
case limitedTracking
case workflows
case batchOperations
case advancedExports
case ownershipHistory
case dnsHistory
case extendedSubdomains
var id: String { rawValue }
var title: String {
switch self {
case .singleLookup:
return "Single lookup"
case .basicHistory:
return "Basic history"
case .limitedTracking:
return "Limited tracking"
case .workflows:
return "Workflows"
case .batchOperations:
return "Batch operations"
case .advancedExports:
return "Advanced exports"
case .ownershipHistory:
return "Ownership history"
case .dnsHistory:
return "DNS history"
case .extendedSubdomains:
return "Extended subdomains"
}
}
}
struct FeatureEntitlements: Equatable {
let tier: FeatureTier
let capabilities: Set<FeatureCapability>
let trackedDomainLimit: Int
let workflowLimit: Int?
let batchSizeLimit: Int?
}
struct UpgradePromptContext: Identifiable, Equatable {
let id = UUID()
let title: String
let message: String
let capability: FeatureCapability
}
enum FeatureAccessService {
private static let effectivelyUnlimitedTrackedDomains = 5_000
static var currentTier: FeatureTier {
PurchaseService.cachedTier
}
static var entitlements: FeatureEntitlements {
switch currentTier {
case .free:
return FeatureEntitlements(
tier: .free,
capabilities: [.singleLookup, .basicHistory, .limitedTracking, .workflows, .batchOperations],
trackedDomainLimit: 5,
workflowLimit: 1,
batchSizeLimit: 10
)
case .pro:
return FeatureEntitlements(
tier: .pro,
capabilities: [.singleLookup, .basicHistory, .limitedTracking, .workflows, .batchOperations, .advancedExports],
trackedDomainLimit: effectivelyUnlimitedTrackedDomains,
workflowLimit: nil,
batchSizeLimit: nil
)
case .dataPlus:
return FeatureEntitlements(
tier: .dataPlus,
capabilities: Set(FeatureCapability.allCases),
trackedDomainLimit: effectivelyUnlimitedTrackedDomains,
workflowLimit: nil,
batchSizeLimit: nil
)
}
}
static func hasAccess(to capability: FeatureCapability) -> Bool {
entitlements.capabilities.contains(capability)
}
static func canAddTrackedDomain(currentCount: Int) -> Bool {
currentCount < entitlements.trackedDomainLimit
}
static func trackedDomainLimitMessage(currentCount: Int) -> String? {
guard currentTier == .free else { return nil }
if currentCount >= entitlements.trackedDomainLimit {
return "Free includes up to \(entitlements.trackedDomainLimit) tracked domains. Available in Pro."
}
return "Free includes up to \(entitlements.trackedDomainLimit) tracked domains."
}
static func canCreateWorkflow(currentCount: Int) -> Bool {
guard hasAccess(to: .workflows) else { return false }
guard let limit = entitlements.workflowLimit else { return true }
return currentCount < limit
}
static func canRunBatch(domainCount: Int) -> Bool {
guard hasAccess(to: .batchOperations) else { return false }
guard let limit = entitlements.batchSizeLimit else { return true }
return domainCount <= limit
}
static func upgradeMessage(for capability: FeatureCapability) -> String {
switch capability {
case .workflows, .batchOperations, .advancedExports:
return "Available in Pro"
case .ownershipHistory, .dnsHistory, .extendedSubdomains:
return "Available in Data+"
case .limitedTracking:
return "Tracking is limited on Free"
case .singleLookup, .basicHistory:
return "Included in Free"
}
}
static func workflowLimitMessage(currentCount: Int) -> String? {
guard let limit = entitlements.workflowLimit, currentCount >= limit else { return nil }
return "Free includes up to \(limit) workflow."
}
static func batchLimitMessage(domainCount: Int) -> String? {
guard let limit = entitlements.batchSizeLimit, domainCount > limit else { return nil }
return "Free runs batches up to \(limit) domains."
}
static func workflowAllowanceSummary(currentCount: Int) -> String? {
guard currentTier == .free, let limit = entitlements.workflowLimit else { return nil }
if currentCount >= limit {
return "Free includes up to \(limit) workflow. Available in Pro."
}
return "Free includes up to \(limit) workflow."
}
static func batchAllowanceSummary() -> String? {
guard currentTier == .free, let limit = entitlements.batchSizeLimit else { return nil }
return "Free runs batches up to \(limit) domains."
}
static func upgradePromptForTrackedDomains(currentCount: Int) -> UpgradePromptContext? {
guard currentCount >= entitlements.trackedDomainLimit else { return nil }
return UpgradePromptContext(
title: "Available in Pro",
message: "Free includes up to \(entitlements.trackedDomainLimit) tracked domains. You can keep your current watchlist, but adding more requires Pro.",
capability: .limitedTracking
)
}
static func upgradePromptForWorkflows(currentCount: Int) -> UpgradePromptContext? {
guard let limit = entitlements.workflowLimit, currentCount >= limit else { return nil }
return UpgradePromptContext(
title: "Available in Pro",
message: "Free includes up to \(limit) workflow. You can keep your current workflows, but creating more requires Pro.",
capability: .workflows
)
}
static func upgradePromptForBatch(domainCount: Int) -> UpgradePromptContext? {
guard let limit = entitlements.batchSizeLimit, domainCount > limit else { return nil }
return UpgradePromptContext(
title: "Available in Pro",
message: "Free runs batches up to \(limit) domains at a time. You can continue with smaller batches or upgrade to Pro.",
capability: .batchOperations
)
}
static func upgradePrompt(for capability: FeatureCapability) -> UpgradePromptContext {
UpgradePromptContext(
title: "Available in Pro",
message: upgradeMessage(for: capability),
capability: capability
)
}
static func enabledFeatureLabels() -> [String] {
FeatureCapability.allCases
.filter { hasAccess(to: $0) }
.map(\.title)
}
}
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