81 lines
2.1 KiB
Go
81 lines
2.1 KiB
Go
/*
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* Copyright (c) 2015 Alex Yatskov <alex@foosoft.net>
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* Author: Alex Yatskov <alex@foosoft.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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package main
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type queryContext struct {
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geo geoContext
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latitude float64
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longitude float64
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profile featureMap
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walkingDist float64
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}
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type queryProjection struct {
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sample float64
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stats recordStats
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}
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type featureMap map[interface{}]float64
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type recordStats struct {
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compatibility float64
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count int
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}
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type queryBounds struct {
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max float64
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min float64
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}
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type geoContext struct {
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latitude float64
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longitude float64
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valid bool
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}
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type record struct {
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accessCount int
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compatibility float64
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distanceToStn float64
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distanceToUser float64
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features featureMap
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geo geoContext
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id int
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name string
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score float64
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}
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type records []record
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func (slice records) Len() int {
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return len(slice)
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}
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func (slice records) Less(i, j int) bool {
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return slice[i].score > slice[j].score
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}
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func (slice records) Swap(i, j int) {
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slice[i], slice[j] = slice[j], slice[i]
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}
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