comparison: src/main/kotlin/de/uapcore/lightpit/util/Issues.kt
src/main/kotlin/de/uapcore/lightpit/util/Issues.kt
- changeset 249
- 6bded7090719
- parent 228
- d68b08c8f6d0
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| 248:90dc13c78b5d | 249:6bded7090719 |
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| 1 /* | |
| 2 * Copyright 2021 Mike Becker. All rights reserved. | |
| 3 * | |
| 4 * Redistribution and use in source and binary forms, with or without | |
| 5 * modification, are permitted provided that the following conditions are met: | |
| 6 * | |
| 7 * 1. Redistributions of source code must retain the above copyright | |
| 8 * notice, this list of conditions and the following disclaimer. | |
| 9 * | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * | |
| 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 17 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE | |
| 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
| 20 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
| 21 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
| 22 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 package de.uapcore.lightpit.util | |
| 27 | |
| 28 import de.uapcore.lightpit.entities.Issue | |
| 29 import de.uapcore.lightpit.types.IssueStatusPhase | |
| 30 | |
| 31 data class IssueSorter(val criteria: List<Criteria>) : Comparator<Issue> { | |
| 32 enum class Field { | |
| 33 DONE, ETA, UPDATED | |
| 34 } | |
| 35 | |
| 36 data class Criteria(val field: Field, val asc: Boolean = true) | |
| 37 | |
| 38 companion object { | |
| 39 val DEFAULT_ISSUE_SORTER = IssueSorter(listOf( | |
| 40 Criteria(Field.DONE), | |
| 41 Criteria(Field.ETA), | |
| 42 Criteria(Field.UPDATED, false) | |
| 43 )) | |
| 44 } | |
| 45 | |
| 46 override fun compare(left: Issue, right: Issue): Int { | |
| 47 if (left == right) { | |
| 48 return 0; | |
| 49 } | |
| 50 for (c in criteria) { | |
| 51 val result = when (c.field) { | |
| 52 Field.DONE -> (left.status.phase == IssueStatusPhase.Done).compareTo(right.status.phase == IssueStatusPhase.Done) | |
| 53 Field.ETA -> { | |
| 54 val l = left.eta | |
| 55 val r = right.eta | |
| 56 if (l == null && r == null) 0 | |
| 57 else if (l == null) 1 | |
| 58 else if (r == null) -1 | |
| 59 else l.compareTo(r) | |
| 60 } | |
| 61 Field.UPDATED -> left.updated.compareTo(right.updated) | |
| 62 } | |
| 63 if (result != 0) { | |
| 64 return if (c.asc) result else -result | |
| 65 } | |
| 66 } | |
| 67 return 0 | |
| 68 } | |
| 69 } | |
| 70 |
