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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 connections
import (
"fmt"
"github.com/MichaelMure/git-bug/bug"
"github.com/MichaelMure/git-bug/graphql/models"
)
type BugOperationEdger func(value bug.Operation, offset int) Edge
type BugOperationConMaker func(
edges []models.OperationEdge,
nodes []bug.Operation,
info models.PageInfo,
totalCount int) (models.OperationConnection, error)
func BugOperationCon(source []bug.Operation, edger BugOperationEdger, conMaker BugOperationConMaker, input models.ConnectionInput) (models.OperationConnection, error) {
var nodes []bug.Operation
var edges []models.OperationEdge
var pageInfo models.PageInfo
emptyCon, _ := conMaker(edges, nodes, pageInfo, 0)
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
}
edges = append(edges, edge.(models.OperationEdge))
nodes = append(nodes, value)
}
} else {
edges = make([]models.OperationEdge, len(source))
nodes = source
for i, value := range source {
edges[i] = edger(value, i+offset).(models.OperationEdge)
}
}
if input.First != nil {
if *input.First < 0 {
return emptyCon, 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]
nodes = nodes[:*input.First]
pageInfo.HasNextPage = true
}
}
if input.Last != nil {
if *input.Last < 0 {
return emptyCon, 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:]
nodes = nodes[len(nodes)-*input.Last:]
pageInfo.HasPreviousPage = true
}
}
return conMaker(edges, nodes, pageInfo, len(source))
}
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