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