import Dependencies
import Foundation

public struct PurchaseOrder: Codable, Equatable, Identifiable, Sendable {

  public let id: Int
  public var workOrder: Int?
  public var materials: String
  public var customer: String
  public var truckStock: Bool
  public var createdBy: User
  public var createdFor: Employee
  public var vendorBranch: VendorBranch
  public var createdAt: Date?
  public var updatedAt: Date?

  public init(
    id: Int,
    workOrder: Int? = nil,
    materials: String,
    customer: String,
    truckStock: Bool,
    createdBy: User,
    createdFor: Employee,
    vendorBranch: VendorBranch,
    createdAt: Date?,
    updatedAt: Date?
  ) {
    self.id = id
    self.workOrder = workOrder
    self.materials = materials
    self.customer = customer
    self.truckStock = truckStock
    self.createdBy = createdBy
    self.createdFor = createdFor
    self.vendorBranch = vendorBranch
    self.createdAt = createdAt
    self.updatedAt = updatedAt
  }
}

public extension PurchaseOrder {

  // TODO: Add created by id.
  struct Create: Codable, Sendable {

    public let id: Int?
    public let workOrder: Int?
    public let materials: String
    public let customer: String
    public let truckStock: Bool?
    public let createdForID: Employee.ID
    public let vendorBranchID: VendorBranch.ID

    public init(
      id: Int? = nil,
      workOrder: Int? = nil,
      materials: String,
      customer: String,
      truckStock: Bool? = nil,
      createdForID: Employee.ID,
      vendorBranchID: VendorBranch.ID
    ) {
      self.id = id
      self.workOrder = workOrder
      self.materials = materials
      self.customer = customer
      self.truckStock = truckStock
      self.createdForID = createdForID
      self.vendorBranchID = vendorBranchID
    }
  }

}

#if DEBUG
  // public extension PurchaseOrder {

  //   static func generateMocks(
  //     count: Int = 50,
  //     employees: [Employee],
  //     users: [User],
  //     vendorBranches: [VendorBranch]
  //   ) -> [Self] {
  //     @Dependency(\.date.now) var now
  //     @Dependency(\.uuid) var uuid
  //
  //     var output = [Self]()
  //
  //     for id in 0 ... count {
  //       output.append(.init(
  //         id: id,
  //         workOrder: Int.random(in: 0 ... 100),
  //         materials: "Some thing",
  //         customer: "\(RandomNames.firstNames.randomElement()!) \(RandomNames.lastNames.randomElement()!)",
  //         truckStock: Bool.random(),
  //         createdBy: users.randomElement()!,
  //         createdFor: employees.randomElement()!,
  //         vendorBranch: vendorBranches.randomElement()!,
  //         createdAt: now,
  //         updatedAt: now
  //       ))
  //     }
  //
  //     return output
  //   }
  // }

  public extension PurchaseOrder.Create {
    static func generateMocks(
      count: Int = 50,
      employees: [Employee],
      vendorBranches: [VendorBranch]
    ) -> [Self] {
      precondition(employees.count > 0)
      precondition(vendorBranches.count > 0)
      return (0 ... count).reduce(into: [Self]()) { array, _ in
        array.append(.init(
          materials: "Some materials",
          customer: "\(RandomNames.firstNames.randomElement()!) \(RandomNames.lastNames.randomElement()!)",
          createdForID: employees.randomElement()!.id,
          vendorBranchID: vendorBranches.randomElement()!.id
        ))
      }
    }

  }
#endif