honeyDueKMP/iosApp/iosApp/Residence/ResidenceViewModel.swift

import Foundation
import ComposeApp
import Combine

@MainActor
class ResidenceViewModel: ObservableObject {
    // MARK: - Published Properties
    @Published var residenceSummary: ResidenceSummaryResponse?
    @Published var myResidences: MyResidencesResponse?
    @Published var selectedResidence: Residence?
    @Published var isLoading: Bool = false
    @Published var errorMessage: String?

    // MARK: - Private Properties
    private let residenceApi: ResidenceApi
    private let tokenStorage: TokenStorage

    // MARK: - Initialization
    init() {
        self.residenceApi = ResidenceApi(client: ApiClient_iosKt.createHttpClient())
        self.tokenStorage = TokenStorage.shared
    }

    // MARK: - Public Methods
    func loadResidenceSummary() {
        guard let token = tokenStorage.getToken() else {
            errorMessage = "Not authenticated"
            return
        }

        isLoading = true
        errorMessage = nil

        residenceApi.getResidenceSummary(token: token) { result, error in
            if let successResult = result as? ApiResultSuccess<ResidenceSummaryResponse> {
                self.residenceSummary = successResult.data
                self.isLoading = false
            } else if let errorResult = result as? ApiResultError {
                self.errorMessage = errorResult.message
                self.isLoading = false
            } else if let error = error {
                self.errorMessage = error.localizedDescription
                self.isLoading = false
            }
        }
    }

    func loadMyResidences() {
        guard let token = tokenStorage.getToken() else {
            errorMessage = "Not authenticated"
            return
        }

        isLoading = true
        errorMessage = nil

        residenceApi.getMyResidences(token: token) { result, error in
            if let successResult = result as? ApiResultSuccess<MyResidencesResponse> {
                self.myResidences = successResult.data
                self.isLoading = false
            } else if let errorResult = result as? ApiResultError {
                self.errorMessage = errorResult.message
                self.isLoading = false
            } else if let error = error {
                self.errorMessage = error.localizedDescription
                self.isLoading = false
            }
        }
    }

    func getResidence(id: Int32) {
        guard let token = tokenStorage.getToken() else {
            errorMessage = "Not authenticated"
            return
        }

        isLoading = true
        errorMessage = nil

        residenceApi.getResidence(token: token, id: id) { result, error in
            if let successResult = result as? ApiResultSuccess<Residence> {
                self.selectedResidence = successResult.data
                self.isLoading = false
            } else if let errorResult = result as? ApiResultError {
                self.errorMessage = errorResult.message
                self.isLoading = false
            } else if let error = error {
                self.errorMessage = error.localizedDescription
                self.isLoading = false
            }
        }
    }

    func createResidence(request: ResidenceCreateRequest, completion: @escaping (Bool) -> Void) {
        guard let token = tokenStorage.getToken() else {
            errorMessage = "Not authenticated"
            completion(false)
            return
        }

        isLoading = true
        errorMessage = nil

        residenceApi.createResidence(token: token, request: request) { result, error in
            if result is ApiResultSuccess<Residence> {
                self.isLoading = false
                completion(true)
            } else if let errorResult = result as? ApiResultError {
                self.errorMessage = errorResult.message
                self.isLoading = false
                completion(false)
            } else if let error = error {
                self.errorMessage = error.localizedDescription
                self.isLoading = false
                completion(false)
            }
        }
    }

    func updateResidence(id: Int32, request: ResidenceCreateRequest, completion: @escaping (Bool) -> Void) {
        guard let token = tokenStorage.getToken() else {
            errorMessage = "Not authenticated"
            completion(false)
            return
        }

        isLoading = true
        errorMessage = nil

        residenceApi.updateResidence(token: token, id: id, request: request) { result, error in
            if let successResult = result as? ApiResultSuccess<Residence> {
                self.selectedResidence = successResult.data
                self.isLoading = false
                completion(true)
            } else if let errorResult = result as? ApiResultError {
                self.errorMessage = errorResult.message
                self.isLoading = false
                completion(false)
            } else if let error = error {
                self.errorMessage = error.localizedDescription
                self.isLoading = false
                completion(false)
            }
        }
    }

    func clearError() {
        errorMessage = nil
    }
}