90 lines
2.0 KiB
Plaintext
90 lines
2.0 KiB
Plaintext
|
#!/usr/bin/env node
|
||
|
|
|
||
|
|
const courses = require('../src/tam/courses');
|
||
|
|
const network = require('../src/tam/network.json');
|
||
|
|
const {displayTime} = require('../src/util');
|
||
|
|
const process = require('process');
|
||
|
|
const path = require('path');
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Convert stop ID to human-readable stop name.
|
||
|
|
*
|
||
|
|
* If the stop ID is not known, the ID will be kept as-is.
|
||
|
|
*/
|
||
|
|
const getStopName = stopId =>
|
||
|
|
{
|
||
|
|
if (stopId in network.stops)
|
||
|
|
{
|
||
|
|
return network.stops[stopId].properties.name;
|
||
|
|
}
|
||
|
|
|
||
|
|
return stopId;
|
||
|
|
};
|
||
|
|
|
||
|
|
/** Create a string representing a course for printing. */
|
||
|
|
const courseToString = course =>
|
||
|
|
{
|
||
|
|
let result = `Course #${course.id}
|
||
|
|
Line ${course.line} - Direction ${course.direction} - Bound for ${getStopName(course.finalStopId)}
|
||
|
|
|
||
|
|
Next stops:
|
||
|
|
`;
|
||
|
|
|
||
|
|
for (let [stopId, time] of course.passings)
|
||
|
|
{
|
||
|
|
result += `${displayTime(new Date(time))} - ${getStopName(stopId)}\n`;
|
||
|
|
}
|
||
|
|
|
||
|
|
return result;
|
||
|
|
};
|
||
|
|
|
||
|
|
/** Show user help. */
|
||
|
|
const doHelp = () =>
|
||
|
|
{
|
||
|
|
const name = "./" + path.relative(process.cwd(), process.argv[1]);
|
||
|
|
process.stdout.write(`Usage: ${name} TYPE [COURSE]
|
||
|
|
Show TaM courses data.
|
||
|
|
|
||
|
|
Set TYPE to 'realtime' to fetch real-time data (limited time scope) or to
|
||
|
|
'theoretical' to fetch planned courses for the day.
|
||
|
|
|
||
|
|
Set COURSE to a valid course ID to limit the output to a given course.
|
||
|
|
`);
|
||
|
|
};
|
||
|
|
|
||
|
|
/** Print realtime information for a course or all courses. */
|
||
|
|
const doPrint = async (kind, courseId) =>
|
||
|
|
{
|
||
|
|
const results = await courses.fetch(kind);
|
||
|
|
|
||
|
|
if (courseId)
|
||
|
|
{
|
||
|
|
if (courseId in results)
|
||
|
|
{
|
||
|
|
console.log(courseToString(results[courseId]));
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
console.log('Unknown course');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
for (let course of Object.values(results))
|
||
|
|
{
|
||
|
|
console.log(courseToString(course));
|
||
|
|
console.log("======\n");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
const argv = process.argv.slice(2);
|
||
|
|
|
||
|
|
if (argv.length === 0)
|
||
|
|
{
|
||
|
|
doHelp();
|
||
|
|
process.exit(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
doPrint(argv[0], argv[1]);
|