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// QuizDao.swift
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// twogetskills
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//
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// Created by Efrain Yanez Recanatini on 2/21/22.
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//
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import UIKit
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import SQLite3
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class QuizDao {
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private let SQLITE_TRANSIENT = unsafeBitCast(-1, to: sqlite3_destructor_type.self)
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private var db : OpaquePointer?
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static let sharedInstance: QuizDao = {
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let instance = QuizDao()
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// setup code
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return instance
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}()
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init() {
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self.db = Database.sharedInstance.open()
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}
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func selectByUuid(uuid: String)-> QuizModel {
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var model = QuizModel()
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var query = "SELECT " + Constants.TABLE_QUIZ_FIELD_UUID + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_COMPANY_UUID + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_NAME + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_TEXT + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_FAILED + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_POINTS + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_MINIMUM_POINTS_REQUIRED + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_ADDED_ON + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_UPDATED_ON + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_MAX_TIME
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query = query + " FROM " + Constants.TABLE_QUIZ
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query = query + " WHERE " + Constants.TABLE_QUIZ_FIELD_UUID + " = '\(uuid)' LIMIT 1;"
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var statement : OpaquePointer? = nil
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if (sqlite3_prepare_v2(db, query, -1, &statement, nil) == SQLITE_OK) {
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if(sqlite3_step(statement) == SQLITE_ROW) {
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model.uuid = String(describing: String(cString: sqlite3_column_text(statement, 0)))
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model.companyUuid = String(describing: String(cString: sqlite3_column_text(statement, 1)))
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model.name = String(describing: String(cString: sqlite3_column_text(statement, 2)))
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model.text = String(describing: String(cString: sqlite3_column_text(statement, 3)))
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model.failed = String(describing: String(cString: sqlite3_column_text(statement, 4)))
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model.points = Int(sqlite3_column_int(statement, 5))
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model.minimumPointsRequired = Int(sqlite3_column_int(statement, 6))
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model.maxTime = Int(sqlite3_column_int(statement, 7))
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model.addedOn = String(describing: String(cString: sqlite3_column_text(statement, 8)))
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model.updatedOn = String(describing: String(cString: sqlite3_column_text(statement, 9)))
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}
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}
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sqlite3_finalize(statement)
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return model
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}
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func insert(quiz: QuizModel) {
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var query = "INSERT INTO " + Constants.TABLE_QUIZ
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query = query + " ( " + Constants.TABLE_QUIZ_FIELD_UUID + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_COMPANY_UUID + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_NAME + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_TEXT + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_FAILED + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_POINTS + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_MINIMUM_POINTS_REQUIRED + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_MAX_TIME + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_ADDED_ON + ", "
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query = query + Constants.TABLE_QUIZ_FIELD_UPDATED_ON
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query = query + " ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?);"
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var statement : OpaquePointer?
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if (sqlite3_prepare_v2(db, query, -1, &statement, nil) == SQLITE_OK) {
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sqlite3_bind_text(statement, 1, quiz.uuid, -1, SQLITE_TRANSIENT)
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sqlite3_bind_text(statement, 2, quiz.companyUuid, -1, SQLITE_TRANSIENT)
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sqlite3_bind_text(statement, 3, quiz.name , -1, SQLITE_TRANSIENT)
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sqlite3_bind_text(statement, 4, quiz.text , -1, SQLITE_TRANSIENT)
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sqlite3_bind_text(statement, 5, quiz.failed , -1, SQLITE_TRANSIENT)
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sqlite3_bind_int(statement, 6, Int32(quiz.points))
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sqlite3_bind_int(statement, 7, Int32(quiz.minimumPointsRequired))
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sqlite3_bind_int(statement, 8, Int32(quiz.maxTime))
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sqlite3_bind_text(statement, 9, quiz.addedOn , -1, SQLITE_TRANSIENT)
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sqlite3_bind_text(statement, 10, quiz.updatedOn , -1, SQLITE_TRANSIENT)
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if (sqlite3_step(statement) != SQLITE_DONE) {
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print("No se pudo insertar un registro en la tabla: \(Constants.TABLE_QUIZ)")
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}
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} else {
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print("Fallo la preparación para insertar un registro en la tabla: \(Constants.TABLE_QUIZ)")
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}
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sqlite3_finalize(statement)
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}
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func update(quiz : QuizModel) {
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var query = "UPDATE " + Constants.TABLE_QUIZ
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query = query + " SET " + Constants.TABLE_QUIZ_FIELD_NAME + " = '\(quiz.name)', "
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query = query + Constants.TABLE_QUIZ_FIELD_TEXT + " = '\(quiz.text)', "
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query = query + Constants.TABLE_QUIZ_FIELD_FAILED + " = '\(quiz.failed)', "
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query = query + Constants.TABLE_QUIZ_FIELD_POINTS + " = '\(quiz.points)', "
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query = query + Constants.TABLE_QUIZ_FIELD_MINIMUM_POINTS_REQUIRED + " = '\(quiz.minimumPointsRequired)', "
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query = query + Constants.TABLE_QUIZ_FIELD_MAX_TIME + " = '\(quiz.maxTime)', "
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query = query + Constants.TABLE_QUIZ_FIELD_ADDED_ON + " = '\(quiz.addedOn)', "
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query = query + Constants.TABLE_QUIZ_FIELD_UPDATED_ON + " = '\(quiz.updatedOn)' "
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query = query + " WHERE " + Constants.TABLE_COMPANY_FIELD_UUID + " = '\(quiz.uuid)';"
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var statement : OpaquePointer? = nil
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if (sqlite3_prepare_v2(db, query, -1, &statement, nil) == SQLITE_OK) {
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if (sqlite3_step(statement) != SQLITE_DONE) {
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print("No se pudo actualizar un registro de la tabla: \(Constants.TABLE_QUIZ) ")
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}
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} else {
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print("Fallo la preparación para actualizar un registro de la tabla: \(Constants.TABLE_QUIZ)")
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}
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sqlite3_finalize(statement)
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}
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func remove(uuid: String) {
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let query = "DELETE FROM " + Constants.TABLE_QUIZ +
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" WHERE " + Constants.TABLE_QUIZ_FIELD_UUID + " = '\(uuid)' ;"
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var statement : OpaquePointer? = nil
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if (sqlite3_prepare_v2(db, query, -1, &statement, nil) == SQLITE_OK) {
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if (sqlite3_step(statement) != SQLITE_DONE) {
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print("No se pudo borrar el registro con el uuid: \(uuid) de la tabla: \(Constants.TABLE_QUIZ)")
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}
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} else {
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print("Fallo la preparación para borrar el registro con el uuid: \(uuid) de la tabla \(Constants.TABLE_QUIZ) ")
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}
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sqlite3_finalize(statement)
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}
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func removeAll() {
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let query = "DELETE FROM " + Constants.TABLE_QUIZ + ";"
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var statement : OpaquePointer? = nil
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if (sqlite3_prepare_v2(db, query, -1, &statement, nil) == SQLITE_OK) {
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if (sqlite3_step(statement) != SQLITE_DONE) {
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print("No se pudo borrar todos los registros de la tabla: \(Constants.TABLE_QUIZ) ")
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}
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} else {
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print("Fallo la preparación de borrar todos los registros de la tabla: \(Constants.TABLE_QUIZ)")
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}
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sqlite3_finalize(statement)
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}
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}
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