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logservices.js
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logservices.js
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module.exports = {
handleError: handleError,
logRejection: logRejection,
loghikersdistances: loghikersdistances,
logstopsdistances: logstopsdistances,
logcalculationareas: logcalculationareas,
logcalculationresult: logcalculationresult,
}
// Generic error handler used by all endpoints.
function handleError(res, reason, message, code) {
console.error("ERROR: " + reason);
res.status(code || 500).json({"error": message});
}
function logRejection(rejection) {
console.log("something went wrong: " + rejection);
if (rejection.stack) {
console.dir(rejection.stack);
}
}
function loghikersdistances(distances, direction) {
console.log("hikers distances: " + distances[direction+"thehike"].length);
for (let index = 0; index < distances[direction+"thehike"].length; index++) {
const dest = distances[direction+"thehike"][index];
console.log(direction + "thehike: source " + distances.link.fullname + " distance " + dest.distance +
" meters dest " + dest.link.fullname);
}
}
function logstopsdistances(stops, distances, direction) {
console.log("stop distances: " + stops.length);
for (let index = 0; index < stops.length; index++) {
var stop = stops[index];
var stopkey = stop.lat + "," + stop.lon;
const dest = distances[stopkey];
console.log("stop " + direction + "thehike: distance " + dest + " meters dest " + stop.name);
}
}
function logcalculationareas(areas) {
console.log("areas:");
for (var area in areas.driverstothehikeareas) {
console.log("area " + area);
for (let index = 0; index < areas.driverstothehikeareas[area].length; index++) {
const hiker = areas.driverstothehikeareas[area][index];
console.log("driverstothehikearea: " + area + " " + hiker.fullname + " available " + hiker.availableplaces +
" friends " + JSON.stringify(hiker.myfriends));
}
for (let index = 0; index < areas.driversfromthehikeareas[area].length; index++) {
const hiker = areas.driversfromthehikeareas[area][index];
console.log("driversfromthehikeareas: " + area + " " + hiker.fullname + " available " + hiker.availableplaces +
" friends " + JSON.stringify(hiker.myfriends));
}
for (let index = 0; index < areas.hitchhikerstothehikeareas[area].length; index++) {
const hiker = areas.hitchhikerstothehikeareas[area][index];
console.log("hitchhikerstothehikeareas: " + area + " " + hiker.fullname + " seatsrequired " + hiker.seatsrequired +
" friends " + JSON.stringify(hiker.myfriends));
}
for (let index = 0; index < areas.hitchhikersfromthehikeareas[area].length; index++) {
const hiker = areas.hitchhikersfromthehikeareas[area][index];
console.log("hitchhikersfromthehikeareas: " + area + " " + hiker.fullname + " seatsrequired " + hiker.seatsrequired +
" friends " + JSON.stringify(hiker.myfriends));
}
console.log("sumtothehikeareas: " + areas.sumtothehikeareas[area]);
console.log("sumfromthehikeareas: " + areas.sumfromthehikeareas[area]);
}
console.log("sumtoareas all: " + areas.sumtothehikeareas.all);
console.log("sumfromareas all: " + areas.sumfromthehikeareas.all);
}
function logcalculationresult(hikers) {
console.log("calculaterides carpool calculation result:");
for (let index = 0; index < hikers.length; index++) {
const hiker = hikers[index];
if (hiker.amidriver) {
var hitchersto = "";
var hitchersfrom = "";
for (let hitcherindex = 0; hiker.myhitchersto && hitcherindex < hiker.myhitchersto.length;
hitcherindex++) {
var hitcher = hiker.myhitchersto[hitcherindex].hitchername;
if (hiker.myhitchersto[hitcherindex].hitcherfullname) {
hitcher = hiker.myhitchersto[hitcherindex].hitcherfullname;
}
hitchersto += hitcher + ", ";
}
for (let hitcherindex = 0; hiker.myhitchersfrom && hitcherindex < hiker.myhitchersfrom.length;
hitcherindex++) {
var hitcher = hiker.myhitchersfrom[hitcherindex].hitchername;
if (hiker.myhitchersfrom[hitcherindex].hitcherfullname) {
hitcher = hiker.myhitchersfrom[hitcherindex].hitcherfullname;
}
hitchersfrom += hitcher + ", ";
}
var myfriends = "";
for (let friendindex = 0; hiker.myfriends && friendindex < hiker.myfriends.length;
friendindex++) {
const friend = hiker.myfriends[friendindex];
myfriends += ", " + friend;
}
console.log(hiker.hikerindex + " " + hiker.fullname + myfriends +
" to the hike: takes " + hitchersto);
console.log(hiker.hikerindex + " " + hiker.fullname + myfriends +
" from the hike: takes " + hitchersfrom);
}
else {
if (hiker.mydriverto && hiker.mydriverfrom) {
var friendsdriversto = "";
var friendsdriversfrom = "";
for (let driverindex = 0;
hiker.myfriendsdriversto && driverindex < hiker.myfriendsdriversto.length;
driverindex++) {
const driver = hiker.myfriendsdriversto[driverindex].driverfullname;
friendsdriversto += ", " + driver;
}
for (let driverindex = 0;
hiker.myfriendsdriversfrom && driverindex < hiker.myfriendsdriversfrom.length;
driverindex++) {
const driver = hiker.myfriendsdriversfrom[driverindex].driverfullname;
friendsdriversfrom += ", " + driver;
}
var myfriends = "";
for (let friendindex = 0; hiker.myfriends && friendindex < hiker.myfriends.length;
friendindex++) {
const friend = hiker.myfriends[friendindex];
myfriends += ", " + friend;
}
console.log(hiker.hikerindex + " " + hiker.fullname + myfriends +
" to the hike: joins " + hiker.mydriverto.fullname + friendsdriversto);
console.log(hiker.hikerindex + " " + hiker.fullname + myfriends +
" from the hike: joins " + hiker.mydriverfrom.fullname + friendsdriversfrom);
}
else
{
console.log(hiker.hikerindex + " " + hiker.fullname + " no drivers");
}
}
}
}