aboutsummaryrefslogtreecommitdiffstats
path: root/graphql/connections/gen_bug.go
diff options
context:
space:
mode:
authorMichael Muré <batolettre@gmail.com>2018-08-14 13:32:03 +0200
committerMichael Muré <batolettre@gmail.com>2018-08-14 14:20:35 +0200
commitef0d8fa108fbdef24997a84a3c6ecbf21cbc0a9e (patch)
tree35585e4bfaa1cd1308e95a772f3dc7fa5efacb40 /graphql/connections/gen_bug.go
parent43f808a0e263ada899acb5cc523cfcab6d07c20d (diff)
downloadgit-bug-ef0d8fa108fbdef24997a84a3c6ecbf21cbc0a9e.tar.gz
graphql: expose startCursor and endCursor as well for a connection
Diffstat (limited to 'graphql/connections/gen_bug.go')
-rw-r--r--graphql/connections/gen_bug.go25
1 files changed, 19 insertions, 6 deletions
diff --git a/graphql/connections/gen_bug.go b/graphql/connections/gen_bug.go
index e9654986..fc9de067 100644
--- a/graphql/connections/gen_bug.go
+++ b/graphql/connections/gen_bug.go
@@ -10,9 +10,9 @@ import (
"github.com/MichaelMure/git-bug/graphql/models"
)
-// StringEdger define a function that take a string and an offset and
+// StringEdgeMaker define a function that take a string and an offset and
// create an Edge.
-type StringEdger func(value string, offset int) Edge
+type StringEdgeMaker func(value string, offset int) Edge
// StringConMaker define a function that create a models.BugConnection
type StringConMaker func(
@@ -22,9 +22,10 @@ type StringConMaker func(
totalCount int) (models.BugConnection, error)
// StringCon will paginate a source according to the input of a relay connection
-func StringCon(source []string, edger StringEdger, conMaker StringConMaker, input models.ConnectionInput) (models.BugConnection, error) {
+func StringCon(source []string, edgeMaker StringEdgeMaker, conMaker StringConMaker, input models.ConnectionInput) (models.BugConnection, error) {
var nodes []string
var edges []LazyBugEdge
+ var cursors []string
var pageInfo models.PageInfo
emptyCon, _ := conMaker(edges, nodes, pageInfo, 0)
@@ -33,7 +34,7 @@ func StringCon(source []string, edger StringEdger, conMaker StringConMaker, inpu
if input.After != nil {
for i, value := range source {
- edge := edger(value, i)
+ edge := edgeMaker(value, i)
if edge.GetCursor() == *input.After {
// remove all previous element including the "after" one
source = source[i+1:]
@@ -45,7 +46,7 @@ func StringCon(source []string, edger StringEdger, conMaker StringConMaker, inpu
if input.Before != nil {
for i, value := range source {
- edge := edger(value, i+offset)
+ edge := edgeMaker(value, i+offset)
if edge.GetCursor() == *input.Before {
// remove all after element including the "before" one
@@ -53,14 +54,18 @@ func StringCon(source []string, edger StringEdger, conMaker StringConMaker, inpu
}
edges = append(edges, edge.(LazyBugEdge))
+ cursors = append(cursors, edge.GetCursor())
nodes = append(nodes, value)
}
} else {
edges = make([]LazyBugEdge, len(source))
+ cursors = make([]string, len(source))
nodes = source
for i, value := range source {
- edges[i] = edger(value, i+offset).(LazyBugEdge)
+ edge := edgeMaker(value, i+offset)
+ edges[i] = edge.(LazyBugEdge)
+ cursors[i] = edge.GetCursor()
}
}
@@ -72,6 +77,7 @@ func StringCon(source []string, edger StringEdger, conMaker StringConMaker, inpu
if len(edges) > *input.First {
// Slice result to be of length first by removing edges from the end
edges = edges[:*input.First]
+ cursors = cursors[:*input.First]
nodes = nodes[:*input.First]
pageInfo.HasNextPage = true
}
@@ -85,10 +91,17 @@ func StringCon(source []string, edger StringEdger, conMaker StringConMaker, inpu
if len(edges) > *input.Last {
// Slice result to be of length last by removing edges from the start
edges = edges[len(edges)-*input.Last:]
+ cursors = cursors[len(cursors)-*input.Last:]
nodes = nodes[len(nodes)-*input.Last:]
pageInfo.HasPreviousPage = true
}
}
+ // Fill up pageInfo cursors
+ if len(cursors) > 0 {
+ pageInfo.StartCursor = cursors[0]
+ pageInfo.EndCursor = cursors[len(cursors)-1]
+ }
+
return conMaker(edges, nodes, pageInfo, len(source))
}