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// This file was automatically generated by genny.
// Any changes will be lost if this file is regenerated.
// see https://github.com/cheekybits/genny
package resolvers
import (
"fmt"
"github.com/MichaelMure/git-bug/bug"
)
type BugSnapshotEdger func(value bug.Snapshot, offset int) Edge
func BugSnapshotPaginate(source []bug.Snapshot, edger BugSnapshotEdger, input ConnectionInput) ([]BugEdge, PageInfo, error) {
var result []BugEdge
var pageInfo PageInfo
offset := 0
if input.After != nil {
for i, value := range source {
edge := edger(value, i)
if edge.GetCursor() == *input.After {
// remove all previous element including the "after" one
source = source[i+1:]
offset = i + 1
break
}
}
}
if input.Before != nil {
for i, value := range source {
edge := edger(value, i+offset)
if edge.GetCursor() == *input.Before {
// remove all after element including the "before" one
break
}
result = append(result, edge.(BugEdge))
}
} else {
result = make([]BugEdge, len(source))
for i, value := range source {
result[i] = edger(value, i+offset).(BugEdge)
}
}
if input.First != nil {
if *input.First < 0 {
return nil, PageInfo{}, fmt.Errorf("first less than zero")
}
if len(result) > *input.First {
// Slice result to be of length first by removing edges from the end
result = result[:*input.First]
pageInfo.HasNextPage = true
}
}
if input.Last != nil {
if *input.Last < 0 {
return nil, PageInfo{}, fmt.Errorf("last less than zero")
}
if len(result) > *input.Last {
// Slice result to be of length last by removing edges from the start
result = result[len(result)-*input.Last:]
pageInfo.HasPreviousPage = true
}
}
return result, pageInfo, nil
}
// Apply the before/after cursor params to the source and return an array of edges
//func ApplyCursorToEdges(source []interface{}, edger Edger, input ConnectionInput) []Edge {
// var result []Edge
//
// if input.After != nil {
// for i, value := range source {
// edge := edger(value)
// if edge.Cursor() == *input.After {
// // remove all previous element including the "after" one
// source = source[i+1:]
// break
// }
// }
// }
//
// if input.Before != nil {
// for _, value := range source {
// edge := edger(value)
//
// if edge.Cursor() == *input.Before {
// // remove all after element including the "before" one
// break
// }
//
// result = append(result, edge)
// }
// } else {
// result = make([]Edge, len(source))
//
// for i, value := range source {
// result[i] = edger(value)
// }
// }
//
// return result
//}
// Apply the first/last cursor params to the edges
//func EdgesToReturn(edges []Edge, input ConnectionInput) ([]Edge, PageInfo, error) {
// hasPreviousPage := false
// hasNextPage := false
//
// if input.First != nil {
// if *input.First < 0 {
// return nil, nil, fmt.Errorf("first less than zero")
// }
//
// if len(edges) > *input.First {
// // Slice result to be of length first by removing edges from the end
// edges = edges[:*input.First]
// hasNextPage = true
// }
// }
//
// if input.Last != nil {
// if *input.Last < 0 {
// return nil, nil, fmt.Errorf("last less than zero")
// }
//
// if len(edges) > *input.Last {
// // Slice result to be of length last by removing edges from the start
// edges = edges[len(edges)-*input.Last:]
// hasPreviousPage = true
// }
// }
//
// pageInfo := PageInfo{
// HasNextPage: hasNextPage,
// HasPreviousPage: hasPreviousPage,
// }
//
// return edges, pageInfo, nil
//}
//func EdgesToReturn(allEdges []Edge, before *cursor, after *cursor, first *int, last *int) ([]Edge, error) {
// result := ApplyCursorToEdges(allEdges, before, after)
//
// if first != nil {
// if *first < 0 {
// return nil, fmt.Errorf("first less than zero")
// }
//
// if len(result) > *first {
// // Slice result to be of length first by removing edges from the end
// result = result[:*first]
// }
// }
//
// if last != nil {
// if *last < 0 {
// return nil, fmt.Errorf("last less than zero")
// }
//
// if len(result) > *last {
// // Slice result to be of length last by removing edges from the start
// result = result[len(result)-*last:]
// }
// }
//
// return result, nil
//}
//func ApplyCursorToEdges(allEdges []Edge, before *cursor, after *cursor) []Edge {
// result := allEdges
//
// if after != nil {
// for i, edge := range result {
// if edge.Cursor() == *after {
// // remove all previous element including the "after" one
// result = result[i+1:]
// break
// }
// }
// }
//
// if before != nil {
// for i, edge := range result {
// if edge.Cursor() == *before {
// // remove all after element including the "before" one
// result = result[:i]
// }
// }
// }
//
// return result
//}
//func HasPreviousPage(allEdges []Edge, before *cursor, after *cursor, last *int) bool {
// if last != nil {
// edges := ApplyCursorToEdges(allEdges, before, after)
// return len(edges) > *last
// }
//
// // TODO: handle "after", but according to the spec it's ok to return false
//
// return false
//}
//
//func HasNextPage(allEdges []Edge, before *cursor, after *cursor, first *int) bool {
// if first != nil {
// edges := ApplyCursorToEdges(allEdges, before, after)
// return len(edges) > *first
// }
//
// // TODO: handle "before", but according to the spec it's ok to return false
//
// return false
|
