Konoha

Finished
1//
2// This is only a SKELETON file for the 'Meetup' exercise. It's been provided as a
3// convenience to get you started writing code faster.
4//
1const weekdays = {
2 sunday: 0,
3 monday: 1,
4 tuesday: 2,
5 wednesday: 3,
6 thursday: 4,
7 friday: 5,
8 saturday: 6
9};
10
11const weekDescriptors = {
12 first: 1,
13 second: 2,
14 third: 3,
15 fourth: 4,
16 last: -1,
17 teenth: 0
18};
519
620/**
7 * @param {number} year
8 * @param {number} month
9 * @param {string} week
10 * @param {string} dayOfWeek
11 * @returns {Date}
21 * Calculates the date of a meetup based on year, month, week descriptor, and day of week.
22 *
23 * @param {number} year - The year of the meetup
24 * @param {number} month - The month of the meetup (1-12)
25 * @param {string} week - The week descriptor ('first', 'second', 'third', 'fourth', 'last', 'teenth')
26 * @param {string} dayOfWeek - The day of week ('sunday', 'monday', etc.)
27 * @returns {Date} - The calculated date of the meetup
1228 */
1329export const meetup = (year, month, week, dayOfWeek) => {
14 throw new Error('Remove this line and implement the function');
30 // Edge Case: Invalid month input
31 if (month < 1 || month > 12) {
32 throw new Error('Invalid month');
33 }
34
35 // Edge Case: Invalid year input
36 if (year < 1) {
37 throw new Error('Invalid year');
38 }
39
40 // Edge Case: Invalid week descriptor
41 if (!weekDescriptors.hasOwnProperty(week)) {
42 throw new Error('Invalid week descriptor');
43 }
44
45 // Edge Case: Invalid day of week
46 if (!weekdays.hasOwnProperty(dayOfWeek.toLowerCase())) {
47 throw new Error('Invalid day of week');
48 }
49
50 const targetDay = weekdays[dayOfWeek.toLowerCase()];
51
52 // Edge Case: Teenth week descriptor
53 if (week === 'teenth') {
54 // Teenth days are from 13th to 19th
55 for (let day = 13; day <= 19; day++) {
56 const date = new Date(year, month - 1, day);
57 if (date.getDay() === targetDay) {
58 return date;
59 }
60 }
61 }
62
63 // Edge Case: Last week descriptor
64 if (week === 'last') {
65 // Get the last day of the month
66 const lastDay = new Date(year, month, 0);
67 const daysInMonth = lastDay.getDate();
68
69 // Search backwards from the end of the month
70 for (let day = daysInMonth; day >= 1; day--) {
71 const date = new Date(year, month - 1, day);
72 if (date.getDay() === targetDay) {
73 return date;
74 }
75 }
76 }
77
78 // Edge Case: First, second, third, or fourth week descriptor
79 const weekNumber = weekDescriptors[week];
80 let occurrence = 0;
81
82 // Get the number of days in the month
83 const daysInMonth = new Date(year, month, 0).getDate();
84
85 for (let day = 1; day <= daysInMonth; day++) {
86 const date = new Date(year, month - 1, day);
87 if (date.getDay() === targetDay) {
88 occurrence++;
89 if (occurrence === weekNumber) {
90 return date;
91 }
92 }
93 }
94
95 // Edge Case: Requested occurrence does not exist in the month
96 throw new Error('Requested date does not exist in the month');
1597};
98
99// Handled Edge Cases: Invalid month input, Invalid year input, Invalid week descriptor, Invalid day of week, Teenth week descriptor, Last week descriptor, First/second/third/fourth week descriptor, Requested occurrence does not exist in the month
Test NameStatus
monteenth of May 2013
Pass
monteenth of August 2013
Pass
monteenth of September 2013
Pass
tuesteenth of March 2013
Pass
tuesteenth of April 2013
Pass
tuesteenth of August 2013
Pass
wednesteenth of January 2013
Pass
wednesteenth of February 2013
Pass
wednesteenth of June 2013
Pass
thursteenth of May 2013
Pass
thursteenth of June 2013
Pass
thursteenth of September 2013
Pass
friteenth of April 2013
Pass
friteenth of August 2013
Pass
friteenth of September 2013
Pass
saturteenth of February 2013
Pass
saturteenth of April 2013
Pass
saturteenth of October 2013
Pass
sunteenth of May 2013
Pass
sunteenth of June 2013
Pass
sunteenth of October 2013
Pass
first Monday of March 2013
Pass
first Monday of April 2013
Pass
first Tuesday of May 2013
Pass
first Tuesday of June 2013
Pass
first Wednesday of July 2013
Pass
first Wednesday of August 2013
Pass
first Thursday of September 2013
Pass
first Thursday of October 2013
Pass
first Friday of November 2013
Pass
first Friday of December 2013
Pass
first Saturday of January 2013
Pass
first Saturday of February 2013
Pass
first Sunday of March 2013
Pass
first Sunday of April 2013
Pass
second Monday of March 2013
Pass
second Monday of April 2013
Pass
second Tuesday of May 2013
Pass
second Tuesday of June 2013
Pass
second Wednesday of July 2013
Pass
second Wednesday of August 2013
Pass
second Thursday of September 2013
Pass
second Thursday of October 2013
Pass
second Friday of November 2013
Pass
second Friday of December 2013
Pass
second Saturday of January 2013
Pass
second Saturday of February 2013
Pass
second Sunday of March 2013
Pass
second Sunday of April 2013
Pass
third Monday of March 2013
Pass
third Monday of April 2013
Pass
third Tuesday of May 2013
Pass
third Tuesday of June 2013
Pass
third Wednesday of July 2013
Pass
third Wednesday of August 2013
Pass
third Thursday of September 2013
Pass
third Thursday of October 2013
Pass
third Friday of November 2013
Pass
third Friday of December 2013
Pass
third Saturday of January 2013
Pass
third Saturday of February 2013
Pass
third Sunday of March 2013
Pass
third Sunday of April 2013
Pass
fourth Monday of March 2013
Pass
fourth Monday of April 2013
Pass
fourth Tuesday of May 2013
Pass
fourth Tuesday of June 2013
Pass
fourth Wednesday of July 2013
Pass
fourth Wednesday of August 2013
Pass
fourth Thursday of September 2013
Pass
fourth Thursday of October 2013
Pass
fourth Friday of November 2013
Pass
fourth Friday of December 2013
Pass
fourth Saturday of January 2013
Pass
fourth Saturday of February 2013
Pass
fourth Sunday of March 2013
Pass
fourth Sunday of April 2013
Pass
last Monday of March 2013
Pass
last Monday of April 2013
Pass
last Tuesday of May 2013
Pass
last Tuesday of June 2013
Pass
last Wednesday of July 2013
Pass
last Wednesday of August 2013
Pass
last Thursday of September 2013
Pass
last Thursday of October 2013
Pass
last Friday of November 2013
Pass
last Friday of December 2013
Pass
last Saturday of January 2013
Pass
last Saturday of February 2013
Pass
last Sunday of March 2013
Pass
last Sunday of April 2013
Pass
last Wednesday of February 2012
Pass
last Wednesday of December 2014
Pass
last Sunday of February 2015
Pass
first Friday of December 2012
Pass

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