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package resolvers
import (
"context"
"github.com/MichaelMure/git-bug/bug"
"github.com/MichaelMure/git-bug/cache"
"github.com/MichaelMure/git-bug/graphql/connections"
"github.com/MichaelMure/git-bug/graphql/models"
)
type repoResolver struct{}
func (repoResolver) AllBugs(ctx context.Context, obj *models.Repository, after *string, before *string, first *int, last *int) (models.BugConnection, error) {
input := models.ConnectionInput{
Before: before,
After: after,
First: first,
Last: last,
}
// Simply pass a []string with the ids to the pagination algorithm
source := obj.Repo.QueryBugs(&cache.Query{
OrderBy: cache.OrderByCreation,
OrderDirection: cache.OrderAscending,
})
// The edger create a custom edge holding just the id
edger := func(id string, offset int) connections.Edge {
return connections.LazyBugEdge{
Id: id,
Cursor: connections.OffsetToCursor(offset),
}
}
// The conMaker will finally load and compile bugs from git to replace the selected edges
conMaker := func(lazyBugEdges []connections.LazyBugEdge, lazyNode []string, info models.PageInfo, totalCount int) (models.BugConnection, error) {
edges := make([]models.BugEdge, len(lazyBugEdges))
nodes := make([]bug.Snapshot, len(lazyBugEdges))
for i, lazyBugEdge := range lazyBugEdges {
b, err := obj.Repo.ResolveBug(lazyBugEdge.Id)
if err != nil {
return models.BugConnection{}, err
}
snap := b.Snapshot()
edges[i] = models.BugEdge{
Cursor: lazyBugEdge.Cursor,
Node: *snap,
}
nodes[i] = *snap
}
return models.BugConnection{
Edges: edges,
Nodes: nodes,
PageInfo: info,
TotalCount: totalCount,
}, nil
}
return connections.StringCon(source, edger, conMaker, input)
}
func (repoResolver) Bug(ctx context.Context, obj *models.Repository, prefix string) (*bug.Snapshot, error) {
b, err := obj.Repo.ResolveBugPrefix(prefix)
if err != nil {
return nil, err
}
return b.Snapshot(), nil
}
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