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restaurant-search/types.go

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