aswi2023one-team-to-rule-them-all-gitlab/src/components/plan/CastlePlanView.tsx @ 36ede89c

import { Box } from 'native-base';
import React, { useRef } from 'react';
import { StyleSheet, Dimensions, TouchableOpacity, GestureResponderEvent } from 'react-native';
import { PanGestureHandler, PinchGestureHandler, State, TapGestureHandler } from 'react-native-gesture-handler';
import Animated, {
    useAnimatedGestureHandler,
    useAnimatedStyle,
    useSharedValue,
} from 'react-native-reanimated';
import { PlanImage, Room } from '../../types/plan';
import Svg, { Path, SvgXml, Text } from 'react-native-svg';

// @ts-ignore
import pointInSvgPolygon from "point-in-svg-polygon"

const CastlePlanView = (props: { mapImage: PlanImage, roomList: Room[], selectedRoom?: Room, fullScreenMode?: boolean, height?: number, setSelectedRoom?: (room: Room) => void }) => {

    const DEFAULT_SCALE = 1
    const MIN_SCALE = 0.95

    const MAP_VIEW_SIZE = {
        height: 500,
        width: "100%"
    }

    const { mapImage, roomList, selectedRoom, fullScreenMode, height, setSelectedRoom } = props;

    const panRef = useRef<React.ReactElement>();
    const pinchRef = useRef<React.ReactElement>();

    const svgRef = useRef<React.ReactElement>();

    const translateX = useSharedValue(0);
    const translateY = useSharedValue(0);
    const scale = useSharedValue(DEFAULT_SCALE);

    console.log(mapImage.svg.substring(0, 500))

    const onPanEvent = useAnimatedGestureHandler({
        // handle one finger -> drag / move
        onStart: (event, ctx: any) => {
            if (event.numberOfPointers === 1) {
                ctx.startX = translateX.value;
                ctx.startY = translateY.value;
            }
        },
        onActive: (event, ctx: any) => {
            if (event.numberOfPointers === 1) {
                translateX.value = ctx.startX + event.translationX;
                translateY.value = ctx.startY + event.translationY;
            }
        },
    });

    const onGestureEvent = useAnimatedGestureHandler({
        onStart: (_, ctx: any) => {
            ctx.startScale = scale.value;
        },
        onActive: (event: any, ctx: any) => {
            // handle two fingers -> zoom + -
            if (event.numberOfPointers === 2) {
                scale.value = ctx.startScale * event.scale;
            }
        },
        onEnd: (event) => {
            // handle two fingers -> zoom + -
            if (event.numberOfPointers === 2) {
                if (scale.value < MIN_SCALE) {
                    scale.value = MIN_SCALE;
                }
                // You may add additional logic for maximum scale if needed
            }
        },
    });

    const animatedStyle = useAnimatedStyle(() => {
        return {
            transform: [
                { translateX: translateX.value },
                { translateY: translateY.value },
                { scale: scale.value },
            ],
        };
    });


    function calculateStraightLineDistance(x1: number, y1: number, planX: number, planY: number, log?: boolean) {
        // Apply scale and translations to both points

        const xOffset = 250
        const yOffset = 120

        const x2 = planX + xOffset
        const y2 = planY + yOffset


        const x_distance = Math.abs(x1 - x2);
        const y_distance = Math.abs(y1 - y2);

        if (log) {
            console.log("Original X: ", x1, "Original Y: ", y1);
            console.log("Clicked X: ", planX, "Clicked Y: ", planY);
            console.log("Transformed X: ", x2, "Transformed Y: ", y2);
            console.log("Scale: ", scale.value, "TranslateX: ", translateX.value, "TranslateY: ", translateY.value);
            console.log("X Distance: ", x_distance, "Y Distance: ", y_distance);
        }
        return x_distance + y_distance;
    }


    const handleSvgPress = (event: GestureResponderEvent) => {

        // Get the raw event coordinates
        const rawLocationX = event.nativeEvent.locationX;
        const rawLocationY = event.nativeEvent.locationY;

        // Log raw coordinates
        console.log("Raw Location X: ", rawLocationX, "Raw Location Y: ", rawLocationY);

        // If needed, you can get the SVG element's dimensions to normalize the coordinates
        const svgWidth = Dimensions.get('window').width
        const svgHeight = height ? height : (!fullScreenMode ? MAP_VIEW_SIZE.height : Dimensions.get('window').height - 62.5)

        // Normalize the coordinates based on the SVG dimensions
        // @ts-ignore
        const locationX = (rawLocationX / svgWidth) * 100;
        const locationY = (rawLocationY / svgHeight) * 100;


        // Check if the touch event is within the bounds of a room
        let clickedRoom: Room | undefined = undefined

        // TODO set accordingaly
        const maxNumberDistance = 100

        let minDistance = Number.MAX_VALUE

        for (let i = 0; i < roomList.length; i++) {
            const room: Room = roomList[i]
            if (room.in_plan) {

                const currentDistance = calculateStraightLineDistance(room.number_x, room.number_y, locationX, locationY, true)

                if (currentDistance < minDistance) {
                    minDistance = currentDistance
                    clickedRoom = room
                }
            }
        };

        console.log('Room clicked with id:', clickedRoom.id);
        console.log(minDistance)
        if (clickedRoom && minDistance < maxNumberDistance) {
            // TODO        

            // Perform any actions you need with the clicked room

            // TODO fix -> point recognition
            setSelectedRoom && setSelectedRoom(clickedRoom)
        } else {
            console.log("no room found")
        }
    };

    return (
        // container
        <Box
            width={!fullScreenMode ? MAP_VIEW_SIZE.width : Dimensions.get('window').width - 5
            }
            height={height ? height : (!fullScreenMode ? MAP_VIEW_SIZE.height : Dimensions.get('window').height - 62.5)}
            // @ts-ignore
            style={
                fullScreenMode ? {
                    marginTop: 2.5,
                    marginLeft: 2.5,
                    marginRight: 2.5,
                }
                    :
                    { overflow: "hidden" }
            }
            borderColor={"light.300"}
            borderRadius={10}
            borderWidth={1}
        >

            <PinchGestureHandler
                ref={pinchRef}
                // @ts-ignore
                onGestureEvent={onGestureEvent}
                simultaneousHandlers={[svgRef, panRef]}>
                <Animated.View style={{ flex: 1 }}>
                    <PanGestureHandler
                        ref={panRef}
                        simultaneousHandlers={[svgRef, pinchRef]}
                        onGestureEvent={onPanEvent}
                        onHandlerStateChange={(nativeEvent: any) => {
                            if (nativeEvent.state === State.END) {
                                console.log(nativeEvent)
                            }
                        }}
                    >
                        <Animated.View style={[{
                            flex: 1,
                        }, animatedStyle]}>
                            <Svg
                                id="svgMap"
                                ref={(ref: any) => (svgRef.current = ref)}
                                onPress={handleSvgPress}
                            >
                                {mapImage && mapImage.viewBox &&
                                    // background image                    
                                    <SvgXml
                                        xml={mapImage.svg}
                                        width={"100%"}
                                        height={"100%"}
                                    />
                                }

                                {mapImage && roomList && roomList.length > 0 &&

                                    roomList.map((room, index) => {
                                        if (!room.in_plan) {
                                            return
                                        }
                                        return (
                                            <Path
                                                id={"roomList_" + index.toString()}
                                                key={'room_' + room.id}
                                                d={room.svg_path}  // The path data defining the shape of the room
                                                fill={selectedRoom && room.id == selectedRoom.id ? "#E6F7FF" : "white"}        // Fill the room shape with no color
                                                stroke="#66B2FF"       // Outline color
                                                strokeWidth={0.3}     // Outline width
                                                fillOpacity={selectedRoom && room.id == selectedRoom.id ? 1 : 0.2}
                                            />
                                        )
                                    })}

                                {mapImage && roomList && roomList.length > 0 &&

                                    roomList.map((room) => {
                                        if (!room.in_plan) {
                                            return
                                        }
                                        return (
                                            < Text
                                                x={room.number_x}     // Adjust the x-coordinate based on your room data
                                                y={room.number_y}     // Adjust the y-coordinate based on your room data
                                                fill="red"      // Text color
                                                fontSize={8}       // Font size
                                                textAnchor="middle"  // Center the text horizontally
                                                fontStyle='italic'
                                                vectorEffect='non-scaling-stroke' // Helps prevent stroke from scaling
                                            >
                                                {room.id}
                                            </Text>
                                        )
                                    })}
                            </Svg>
                        </Animated.View>
                    </PanGestureHandler>
                </Animated.View>
            </PinchGestureHandler >
        </Box >
    );
};

export default CastlePlanView;