universe@167: /*
universe@180:  * Copyright 2021 Mike Becker. All rights reserved.
universe@167:  *
universe@167:  * Redistribution and use in source and binary forms, with or without
universe@167:  * modification, are permitted provided that the following conditions are met:
universe@167:  *
universe@167:  * 1. Redistributions of source code must retain the above copyright
universe@167:  * notice, this list of conditions and the following disclaimer.
universe@167:  *
universe@167:  * 2. Redistributions in binary form must reproduce the above copyright
universe@167:  * notice, this list of conditions and the following disclaimer in the
universe@167:  * documentation and/or other materials provided with the distribution.
universe@167:  *
universe@167:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@167:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@167:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
universe@167:  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
universe@167:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
universe@167:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
universe@167:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
universe@167:  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
universe@167:  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
universe@167:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
universe@167:  */
universe@167: 
universe@184: package de.uapcore.lightpit.util
universe@167: 
universe@167: import de.uapcore.lightpit.entities.Component
universe@184: import de.uapcore.lightpit.entities.Issue
universe@167: import de.uapcore.lightpit.entities.Project
universe@167: import de.uapcore.lightpit.entities.Version
universe@184: import de.uapcore.lightpit.types.IssueStatusPhase
universe@167: 
universe@167: data class IssueFilter(
universe@167:     val project: Filter<Project> = AllFilter(),
universe@167:     val version: Filter<Version> = AllFilter(),
universe@167:     val component: Filter<Component> = AllFilter()
universe@167: )
universe@184: 
universe@184: data class IssueSorter(val criteria: List<Criteria>) : Comparator<Issue> {
universe@184:     enum class Field {
universe@184:         DONE, ETA, UPDATED
universe@184:     }
universe@184: 
universe@193:     data class Criteria(val field: Field, val asc: Boolean = true)
universe@193: 
universe@193:     companion object {
universe@193:         val DEFAULT_ISSUE_SORTER = IssueSorter(listOf(
universe@193:             Criteria(Field.DONE),
universe@193:             Criteria(Field.UPDATED, false),
universe@193:             Criteria(Field.ETA)
universe@193:         ))
universe@193:     }
universe@184: 
universe@184:     override fun compare(left: Issue, right: Issue): Int {
universe@184:         if (left == right) {
universe@184:             return 0;
universe@184:         }
universe@184:         for (c in criteria) {
universe@184:             val result = when (c.field) {
universe@184:                 Field.DONE -> (left.status.phase == IssueStatusPhase.Done).compareTo(right.status.phase == IssueStatusPhase.Done)
universe@184:                 Field.ETA -> {
universe@184:                     val l = left.eta
universe@184:                     val r = right.eta
universe@184:                     if (l == null && r == null) 0
universe@184:                     else if (l == null) 1
universe@184:                     else if (r == null) -1
universe@184:                     else l.compareTo(r)
universe@184:                 }
universe@184:                 Field.UPDATED -> left.updated.compareTo(right.updated)
universe@184:             }
universe@184:             if (result != 0) {
universe@184:                 return if (c.asc) result else -result
universe@184:             }
universe@184:         }
universe@184:         return 0
universe@184:     }
universe@184: }
universe@184: