import Dependencies
import DependenciesMacros
import SharedModels

public extension DatabaseClient {
  @DependencyClient
  struct VendorBranches: Sendable {
    public var create: @Sendable (VendorBranch.Create) async throws -> VendorBranch
    public var delete: @Sendable (VendorBranch.ID) async throws -> Void
    public var fetchAll: @Sendable (FetchRequest) async throws -> [VendorBranch]
    public var get: @Sendable (VendorBranch.ID) async throws -> VendorBranch?
    public var update: @Sendable (VendorBranch.ID, VendorBranch.Update) async throws -> VendorBranch

    public enum FetchRequest: Equatable {
      case all
      case `for`(vendorID: Vendor.ID)
      case withVendor
    }

    public func fetchAll() async throws -> [VendorBranch] {
      try await fetchAll(.all)
    }
  }
}

extension DatabaseClient.VendorBranches: TestDependencyKey {
  public static let testValue: DatabaseClient.VendorBranches = Self()
}

public extension VendorBranch {
  struct Create: Codable, Sendable {
    public let name: String
    public let vendorID: Vendor.ID

    public init(name: String, vendorID: Vendor.ID) {
      self.name = name
      self.vendorID = vendorID
    }
  }

  struct Update: Codable, Sendable {
    public let name: String?

    public init(name: String?) {
      self.name = name
    }
  }
}