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backendRoutes.js
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backendRoutes.js
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const express = require("express");
const router = express.Router();
const fs = require('fs');
let rawdata = fs.readFileSync('./courses.json');
let courseList = JSON.parse(rawdata);
router.get('/all', function(req, res){
let output = {
filtered_courses : courseList["courses"]
}
res.json(output);
});
router.get('/by_course_code/:qcode', function(req, res) {
var c_code = req.params['qcode'];
by_course_code = courseList["courses"].filter(q => q.course_code.includes(c_code));
let output = {
filtered_courses : by_course_code
}
res.json(output)
})
router.get('/by_title/:qtitle', function(req, res) {
var c_title = req.params['qtitle'];
by_course_title = courseList["courses"].filter(q => q.title.includes(c_title));
let output = {
filtered_courses : by_course_title
}
res.json(output)
})
router.get('/by_instructor/:qname', function(req, res) {
let c_name = req.params['qname'];
by_instructor = courseList["courses"].filter(q => q.instructor.includes(c_name));
let output = {
filtered_courses : by_instructor
}
res.json(output)
})
router.get('/by_level/:qlevel', function(req, res) {
var c_level = req.params['qlevel'];
by_course_level = courseList["courses"].filter(q => q.course_level == c_level);
let output = {
filtered_courses : by_course_level
}
res.json(output)
})
router.get('/combined_query/:qname/:qlevel', function(req, res) {
var c_level = req.params['qlevel'];
var c_name = req.params['qname'];
by_name_and_level = courseList["courses"].filter(q => {
if((q.course_level == c_level) && (q.instructor.includes(c_name))){
return true
}
return false
});
let output = {
filtered_courses : by_name_and_level
}
res.json(output)
})
module.exports = router;