// cabs = [1, 0, 0], [2, 5, 10], [3, 5, 1000], [4, 1000, 2], [5, 3, 4], [6, -4, -5], [7, -2, 3]
// userLocation = [0,0]
// r = 5
const cabs = [[1, 0, 0], [2, 5, 10], [3, 5, 1000], [4, 1000, 2], [5, 3, 4], [6, -4, -5], [7, -2, 3]];
let userLocation = [0,0]
let r = 5
let cab_user_dist = [];
const findNearbyCabs = (cabs, userLocation, r) =>{
const distance = (x1, y1, x2, y2) => Math.hypot(x2 - x1, y2 - y1);
cabs.map((cab)=>{
let [cabIdx,cabX,cabY] = cab;
let dist =distance(cabX,userLocation[0],cabY,userLocation[1]);
//if(dist <= r) {
cab_user_dist.push([cabIdx,dist]);
//}
});
cab_user_dist.sort(function(a, b) {
return a[1] - b[1];
});
console.log("Cab - Distance",cab_user_dist);
return cab_user_dist;
}
let cab_user_dist_new = [];
const updateCabLocation = (cabs, userLocation) =>{
let cab_user_dist_new = [];
const distance = (x1, y1, x2, y2) => Math.hypot(x2 - x1, y2 - y1);
let [cabIdx,cabX,cabY] = cabs;
let dist =distance(cabX,userLocation[0],cabY,userLocation[1]);
cab_user_dist_new.push([cabIdx,dist]);
console.log("New Distance Cab-distance",cab_user_dist_new);
let updatedDist = cab_user_dist.map((el,i)=>{
if(el[0] == cab_user_dist_new[0][0]){
//cab_user_dist.splice(i,1);
console.log("SPLICED",cab_user_dist,i)
cab_user_dist.splice(i,1, [el[0],cab_user_dist_new[0][1]]);
console.log("SPLICED",cab_user_dist,i)
return [el[0],cab_user_dist_new[0][1]];
}else{
return el;
}
});
console.log("Cab-Distance Updated",updatedDist);
//return cab_user_dist_new;
}
findNearbyCabs(cabs,userLocation,r);
updateCabLocation([3,5,4000], [1,1])
