//
//  SertifikatBelumUploadPresenter.swift
//  Sirani
//
//  Created by Anhar Solehudin on 16/04/19.
//  Copyright © 2019 Anhar Solehudin. All rights reserved.
//

import Foundation
import SwiftyJSON

class SertifikatBelumUploadPresenter {
    
    private let siraniApiServices: SiraniApiServices
    weak private var view: SertifikatBelumUploadViewDelegate?
    
    init(siraniApiServices: SiraniApiServices) {
        self.siraniApiServices = siraniApiServices
    }
    
    func attachView(view: SertifikatBelumUploadViewDelegate?) {
        self.view = view
    }
    
    func detachView() {
        self.view = nil
    }
    
    func loadData(cursor: Int, prev: Int, jenis: String, columns: String, search: String) {
        self.view?.hideNoDataLayout()
        self.view?.showLoading()
        
        // TODO : Get Id from User Sessions
        var custId = 0
        
        let savedCustId = UserState.instance.getCustId()
        if savedCustId > 0 {
            custId = savedCustId
        }
        
        var dataList = [SertifikatBelumUpload]()
        siraniApiServices.postToGetSurtifikatBelumUpload(cursor: cursor, prev: prev, jenis: jenis, columns: columns, search: search, cust_id: custId).responseJSON { response in
            if response.error == nil {
                guard let data = response.data else { return }
                if let json = try? JSON(data: data) {
                    if let data = json["data"].array {
                        if data.count > 0 {
                            for item in data {
                                let sertBlmUpload = SertifikatBelumUpload (
                                    apl_id: item["apl_id"].intValue,
                                    nomor: item["nomor"].stringValue,
                                    tgl: item["tgl"].stringValue,
                                    exp: item["exp"].stringValue,
                                    plg_id: item["plg_id"].intValue,
                                    nib: item["nib"].stringValue,
                                    cust_name: item["cust_name"].stringValue,
                                    eqp_name: item["eqp_name"].stringValue,
                                    merk: item["merk"].stringValue,
                                    model: item["model"].stringValue,
                                    brand: item["brand"].stringValue,
                                    peringatan_pertama: item["peringatan_pertama"].string,
                                    peringatan_kedua: item["peringatan_kedua"].string,
                                    peringatan_ketiga: item["peringatan_ketiga"].string,
                                    cetak_st1: item["cetak_st1"].stringValue,
                                    cetak_st2: item["cetak_st2"].stringValue,
                                    cetak_spt: item["cetak_spt"].stringValue
                                )
                                dataList.append(sertBlmUpload)
                            }
                            self.setDataList(dataList: dataList)
                        } else {
                            if cursor > 0 {
                                self.setDataList(dataList: dataList)
                            } else {
                                self.showNoData()
                            }
                        }
                    } else {
                        self.showNoData()
                    }
                } else {
                    self.showNoData()
                }
            } else {
                self.showNoData()
            }
        }
    }
    
    func downloadFile(urlWeb: String, filename: String) {
        self.view?.showLoading()
        
        siraniApiServices.downloadFile(urlWeb: urlWeb, filename: filename).responseData { response in
            debugPrint(response)
            if let urlFile = response.fileURL {
                self.onDownloadSuccess(urlFile: urlFile)
            } else {
                self.onDownloadFailed()
            }
        }
        
    }
    
    func loadUploadDetail(aplikasiId: Int) {
        self.view?.hideNoDataLayout()
        self.view?.showLoading()
        
        siraniApiServices.postToGetSurtifikatBelumUploadDetail(apl_id: aplikasiId).responseJSON { response in
            if response.error == nil {
                guard let data = response.data else { return }
                if let json = try? JSON(data: data) {
                    let detail = SertifikatBelumUploadDetail(
                        apl_id: json["apl_id"].intValue,
                        nomor: json["nomor"].stringValue,
                        tgl: json["tgl"].stringValue,
                        exp: json["exp"].stringValue,
                        plg_id: json["plg_id"].intValue,
                        nib: json["nib"].stringValue,
                        cust_name: json["cust_name"].stringValue,
                        eqp_name: json["eqp_name"].stringValue,
                        merk: json["merk"].stringValue,
                        model: json["model"].stringValue,
                        brand: json["brand"].stringValue
                    )
                    
                    self.setModalUploadDetail(sertifikatBelumUploadDetail: detail)
                }
            }
        }
    }
    
    func uploadSertifikasi(plgId: Int, aplId: Int, qrCodeFileURL: URL, keteranganFileURL: URL, peringatanFileURL: URL, qrCodeFilename: String, keteranganFilename: String, peringatanFilename: String) {
        self.view?.showLoading()
        
        let qrCodeStrings = qrCodeFilename.split(separator: ".")
        let keteranganStrings = keteranganFilename.split(separator: ".")
        let peringatanStrings = peringatanFilename.split(separator: ".")
        
        let qrCodeFileType = qrCodeStrings[1]
        let keteranganFileType = keteranganStrings[1]
        let peringatanFileType = peringatanStrings[1]
        
        let qrCodeExt = String(qrCodeFileType).lowercased()
        let keteranganExt = String(keteranganFileType).lowercased()
        let peringatanExt = String(peringatanFileType).lowercased()
        
        siraniApiServices.uploadSertifikasi(plgId: String(plgId), aplId: String(aplId), qrCodeFileURL: qrCodeFileURL, keteranganFileURL: keteranganFileURL, peringatanFileURL: peringatanFileURL, qrCodeExt: qrCodeExt, keteranganExt: keteranganExt, peringatanExt: peringatanExt)
        .responseJSON { response in

            if response.error == nil {
                guard let data = response.data else { return }
                if let json = try? JSON(data: data) {
                    debugPrint(json)
                    let success = json["success"].stringValue

                    if success == "true" {
                        self.onUploadSuccess()
                    } else {
                        self.onUploadFailed()
                    }
                } else {
                    self.onUploadFailed()
                }
            } else {
                self.onUploadFailed()
            }
        }
    }
    
    
    // other functions
    private func setDataList(dataList: [SertifikatBelumUpload]) {
        self.view?.setDataList(dataList: dataList)
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.6) {
            self.view?.hideLoading()
        }
    }
    
    private func showNoData() {
        DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {
            self.view?.showNoDataLayout()
            self.view?.hideLoading()
        }
    }
    
    private func onDownloadSuccess(urlFile: URL) {
        DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {
            self.view?.onDownloadSuccess(urlFile: urlFile)
            self.view?.hideLoading()
        }
    }
    
    private func onDownloadFailed() {
        DispatchQueue.main.asyncAfter(deadline: .now() + 1.0) {
            self.view?.onDownloadFailed()
            self.view?.hideLoading()
        }
    }
    
    private func setModalUploadDetail(sertifikatBelumUploadDetail: SertifikatBelumUploadDetail) {
        self.view?.setModalUploadDetail(sertifikatBelumUploadDetail: sertifikatBelumUploadDetail)
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.6) {
            self.view?.hideLoading()
        }
    }
    
    private func onUploadSuccess() {
        self.view?.hideLoading()
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.4) {
            self.view?.onUploadSuccess()
        }
    }
    
    private func onUploadFailed() {
        self.view?.hideLoading()
        DispatchQueue.main.asyncAfter(deadline: .now() + 0.4) {
            self.view?.onUploadFailed()
        }
    }
}