vds_quiz/vds-app/App/screens/Results.js

import React from "react"
import { View, StyleSheet, StatusBar, Text, SafeAreaView, Dimensions, Image, BackHandler} from "react-native"

import { Button, ButtonContainer } from "../components/Button"
import { colors, texts } from "../components/Variables"

const screen = Dimensions.get("window")
const header = require("../assets/header.png")
const maxTime = 0 // 10
let interval = null

const styles = StyleSheet.create({
  container: {
    backgroundColor: colors.dark_blue,
    flex: 1
  },
  safearea: {
    flex: 1,
    marginTop: 0,
    justifyContent: "space-between",
    paddingHorizontal: 20
  },
  headerContainer: {
    marginTop: 0,
    alignItems: "center",
    justifyContent: "center",
    width: "100%",
    height: 150
  },
  header: {
    width: "100%"
  },
  box: {
    position: "absolute",
    top: (screen.height/2)-220,
    width: screen.width-80,
    left: 40,
    borderRadius: 15,
    backgroundColor: colors.white_alpha,
    borderColor: colors.white,
    borderWidth: 4,
    paddingVertical: 30
  },
  text: {
    color: colors.white,
    fontSize: 22,
    textAlign: "center",
    fontWeight: "400",
    lineHeight: 40,
    textShadowColor: 'rgba(0, 0, 0, 0.75)',
    textShadowOffset: {width: -1, height: 1},
    textShadowRadius: 10
  },
  textSmall: {
    marginTop: 20,
    fontSize: 26,
    textAlign: "center",
    fontWeight: "500",
    lineHeight: 30,
    textShadowColor: 'rgba(0, 0, 0, 0.75)',
    textShadowOffset: {width: -1, height: 1},
    textShadowRadius: 10
  },
  textLabel: {
    paddingHorizontal: 20,
    paddingVertical: 20
  },
  correct: {
    color: colors.green
  },
  wrong: {
    color: colors.red
  },
  unsafe: {
    color: colors.yellow
  }
})

class Results extends React.Component {

  state = {
    bannerExpanded: true,
    timer: maxTime
  }

  componentDidMount() {
    BackHandler.addEventListener('hardwareBackPress', this.handleBackButton)
  }

  componentWillUnmount() {
    BackHandler.removeEventListener('hardwareBackPress', this.handleBackButton)
  }

  handleBackButton = () => {
    this.props.navigation.navigate("Splash", {})
    return true;
  }

  render() {

    const currentResults = this.props.navigation.getParam("results")
    const percentage = currentResults.total ? (100/currentResults.total) * currentResults.correct : 0
    let resultStyle = currentResults.points >= 80 ? currentResults.points >= 85 ? styles.correct : styles.unsafe : styles.wrong

    if(!currentResults.isExam) {
      resultStyle = percentage >= 80 ? percentage >= 85 ? styles.correct : styles.unsafe : styles.wrong
    }

    console.log(currentResults)

    /*
    setTimeout( () => {
      this.props.navigation.navigate("Splash", {
        title: texts.section_quizzes,
        color: colors.blue
      })
    }, 5000)
    */

    return (
      <View style={styles.container} >
        <View style={styles.headerContainer} >
          <Image source={header} style={styles.header} resizeMode="contain" />
        </View>

        <SafeAreaView style={styles.safearea}>
          <View style={styles.box}>
            <Text style={styles.text}>
              <Text style={styles.textLabel}>{`${texts.corrects}: ${currentResults.correct}`}</Text>
            </Text>
            <Text style={styles.text}>
              <Text style={styles.textLabel}>{`${texts.wrongs}: ${currentResults.wrong}`}</Text>
            </Text>
            <Text style={styles.text}>
              <Text style={styles.textLabel}>{`${texts.percentage}: ${Math.round(percentage)}%`}</Text>
            </Text>
            <Text style={styles.text}>
              <Text style={styles.textLabel}>{`${texts.points}: ${currentResults.points}/${currentResults.totalPoints}`}</Text>
            </Text>

            {currentResults.isExam ?
              <Text style={[styles.textSmall, resultStyle]}>
                {currentResults.points >= 80 ? currentResults.points >= 85 ? texts.exam_passed : texts.exam_needs_oral : texts.exam_not_passed}
              </Text> : <Text/>
            }
          </View>

        </SafeAreaView>

      </View>
    )
  }
}

export default Results