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Add swift-scheduling exercise #2536

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153 changes: 153 additions & 0 deletions exercises/swift-scheduling/canonical-data.json
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{
"exercise": "swift-scheduling",
"comments": [
"The dates are formatted per ",
"https://www.ecma-international.org/ecma-262/5.1/#sec-15.9.1.15.",
"",
"Tracks that support changing the system's current time can consider ",
"setting the system's current time to the meeting start instead of ",
"passing it as an argument."
],
"cases": [
{
"uuid": "1d0e6e72-f370-408c-bc64-5dafa9c6da73",
"description": "NOW translates to two hours later",
"property": "deliveryDate",
"input": {
"meetingStart": "2012-02-13T09:00:00",
"description": "NOW"
},
"expected": "2012-02-13T11:00:00"
},
{
"uuid": "93325e7b-677d-4d96-b017-2582af879dc2",
"description": "ASAP before noon translates to today at five in the afternoon",
"property": "deliveryDate",
"input": {
"meetingStart": "1999-06-03T09:45:00",
"description": "ASAP"
},
"expected": "1999-06-03T17:00:00"
},
{
"uuid": "6fddc1ea-2fe9-4c60-81f7-9220d2f45537",
"description": "ASAP after noon translates to tomorrow at noon",
"property": "deliveryDate",
"input": {
"meetingStart": "2008-12-21T13:30:00",
"description": "ASAP"
},
"expected": "2008-12-22T12:00:00"
},
{
"uuid": "25f46bf9-6d2a-4e95-8edd-f62dd6bc8a6e",
"description": "EOW on Monday translates to Friday at five in the afternoon",
"property": "deliveryDate",
"input": {
"meetingStart": "2025-02-03T16:00:00",
"description": "EOW"
},
"expected": "2025-02-07T17:00:00"
},
{
"uuid": "0b375df5-d198-489e-acee-fd538a768616",
"description": "EOW on Tuesday translates to Friday at five in the afternoon",
"property": "deliveryDate",
"input": {
"meetingStart": "1997-04-29T10:50:00",
"description": "EOW"
},
"expected": "1997-05-02T17:00:00"
},
{
"uuid": "4afbb881-0b5c-46be-94e1-992cdc2a8ca4",
"description": "EOW on Wednesday translates to Friday at five in the afternoon",
"property": "deliveryDate",
"input": {
"meetingStart": "2005-09-14T11:00:00",
"description": "EOW"
},
"expected": "2005-09-16T17:00:00"
},
{
"uuid": "e1341c2b-5e1b-4702-a95c-a01e8e96e510",
"description": "EOW on Thursday translates to Sunday at eight in the evening",
"property": "deliveryDate",
"input": {
"meetingStart": "2011-05-19T8:30:00",
"description": "EOW"
},
"expected": "2011-05-22T20:00:00"
},
{
"uuid": "bbffccf7-97f7-4244-888d-bdd64348fa2e",
"description": "EOW on Friday translates to Sunday at eight in the evening",
"property": "deliveryDate",
"input": {
"meetingStart": "2022-08-05T12:00:00",
"description": "EOW"
},
"expected": "2022-08-07T20:00:00"
},
{
"uuid": "439bf09f-3a0e-44e7-bad5-b7b6d0c4505a",
"description": "2M before the second month of this year translates to the first workday of the second month of this year",
"property": "deliveryDate",
"input": {
"meetingStart": "2007-01-02T14:15:00",
"description": "2M"
},
"expected": "2007-02-01T08:00:00"
},
{
"uuid": "86d82e83-c481-4fb4-9264-625de7521340",
"description": "11M in the eleventh month translates to the first workday of the eleventh month of next year",
"property": "deliveryDate",
"input": {
"meetingStart": "2013-11-21T15:30:00",
"description": "11M"
},
"expected": "2014-11-03T08:00:00"
},
{
"uuid": "0d0b8f6a-1915-46f5-a630-1ff06af9da08",
"description": "4M in the ninth month translates to the first workday of the fourth month of next year",
"property": "deliveryDate",
"input": {
"meetingStart": "2019-11-18T15:15:00",
"description": "4M"
},
"expected": "2020-04-01T08:00:00"
},
{
"uuid": "06d401e3-8461-438f-afae-8d26aa0289e0",
"description": "Q1 in the first quarter translates to the last workday of the first quarter of this year",
"property": "deliveryDate",
"input": {
"meetingStart": "2003-01-01T10:45:00",
"description": "Q1"
},
"expected": "2003-03-31T08:00:00"
},
{
"uuid": "eebd5f32-b16d-4ecd-91a0-584b0364b7ed",
"description": "Q4 in the second quarter translates to the last workday of the fourth quarter of this year",
"property": "deliveryDate",
"input": {
"meetingStart": "2001-04-09T09:00:00",
"description": "Q4"
},
"expected": "2001-12-28T08:00:00"
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My implementation says 2001-12-31 is the last workday of this quarter.

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Correct, fixed

},
{
"uuid": "c920886c-44ad-4d34-a156-dc4176186581",
"description": "Q3 in the fourth quarter translates to the last workday of the third quarter of this year",
"property": "deliveryDate",
"input": {
"meetingStart": "2022-10-06T11:00:00",
"description": "Q4"
},
"expected": "2023-09-29T08:00:00"
}
]
}
43 changes: 43 additions & 0 deletions exercises/swift-scheduling/instructions.md
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# Instructions

Your task is to convert delivery date descriptions to _actual_ delivery dates, based on when the meeting started.

There are two types of delivery date descriptions:

1. Fixed: a predefined set of words.
2. Variable: words that have a variable component, but follow a predefined set of patterns.

## Fixed delivery date descriptions

There are three fixed delivery date descriptions:

- `"NOW"`
- `"ASAP"` (As Soon As Possible)
- `"EOW"` (End Of Week)

The following table shows how to translate them:

| Description | Meeting start | Delivery date |
| ----------- | ----------------------------- | ----------------------------------- |
| `"NOW"` | - | Two hours after the meeting started |
| `"ASAP"` | Before 12:00 | Today at 17:00 |
| `"ASAP"` | After 12:00 | Tomorrow at 12:00 |
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I think people might complain that it's unclear how to categorize exactly 12:00

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Fair point! I'll update to a less ambiguous time.

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I meant that between the two categories "Before 12:00" and "After 12:00", the time "exactly at 12:00" isn't contained in either of them 😁

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Ah! I also think that 12:00 might be ambiguous between AM and PM. I'll tweak it a bit.

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I've updated

| `"EOW"` | Monday, Tuesday, or Wednesday | Friday at 5:00 |
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5am or 5pm?

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The tests say 17:00

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Fixed

| `"EOW"` | Thursday or Friday | Sunday at 20:00 |

## Variable delivery date descriptions

There are two variable delivery date description patterns:

- `"<N>M"` (N-th month)
- `"Q<N>"` (N-th quarter)

| Description | Meeting start | Delivery date |
| ----------- | -------------------------- | ----------------------------------------------------------- |
| `"<N>M"` | Before N-th month | At 8:00 on the _first_ workday¹ of this year's N-th month |
| `"<N>M"` | After or in N-th month | At 8:00 on the _first_ workday¹ of next year's N-th month |
| `"Q<N>"` | Before or in N-th quarter² | At 8:00 on the _last_ workday¹ of this year's N-th quarter² |
| `"Q<N>"` | After N-th quarter² | At 8:00 on the _last_ workday¹ of next year's N-th quarter² |

¹ A workday is a Monday, Tuesday, Wednesday, Thursday, or Friday.
² A year has four quarters, each with three months: January + February + March, April + May + June, July + August + September, and October + November + December.
6 changes: 6 additions & 0 deletions exercises/swift-scheduling/introduction.md
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# Introduction

This week, it is your turn to take notes in the department's planning meeting.
In this meeting, your boss will set delivery dates for all open work items.
Annoyingly, instead of specifying the _actual_ delivery dates, your boss will only _describe them_ in an abbreviated format.
As many of your colleagues won't be familiar with this corporate lingo, you'll need to convert these delivery date descriptions to actual delivery dates.
2 changes: 2 additions & 0 deletions exercises/swift-scheduling/metadata.toml
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title = "Swift Scheduling"
blurb = "Convert delivery date descriptions to actual delivery dates."
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