Remove label issue and MR counts from default API responses

These counts significantly increase the load time for these
requests. Users can now opt in to receiving the counts by setting
`with_counts=true` in requests. This is a breaking change, but hopefully
a fairly minor one.

5 files changed, 51 insertions, 19 deletions

diff --git a/spec/fixtures/api/schemas/public_api/v4/group_labels.json b/spec/fixtures/api/schemas/public_api/v4/group_labels.json
deleted file mode 100644
index fbde45f2904..00000000000
--- a/spec/fixtures/api/schemas/public_api/v4/group_labels.json
+++ /dev/null
@@ -1,19 +0,0 @@
-{
-  "type": "array",
-  "items": {
-    "type": "object",
-    "properties" : {
-      "id" : { "type": "integer" },
-      "name" : { "type": "string "},
-      "color" : { "type": "string "},
-      "text_color" : { "type": "string "},
-      "description" : { "type": "string "},
-      "open_issues_count" : { "type": "integer "},
-      "closed_issues_count" : { "type": "integer "},
-      "open_merge_requests_count" : { "type": "integer "},
-      "subscribed" : { "type": "boolean" },
-      "priority" : { "type": "null" }
-    },
-    "additionalProperties": false
-  }
-}
diff --git a/spec/fixtures/api/schemas/public_api/v4/labels/label.json b/spec/fixtures/api/schemas/public_api/v4/labels/label.json
new file mode 100644
index 00000000000..a116b33572d
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/labels/label.json
@@ -0,0 +1,11 @@
+{
+  "type": "object",
+  "properties": {
+    "id": { "type": "integer" },
+    "name": { "type": "string" },
+    "color": { "type": "string" },
+    "text_color": { "type": "string" },
+    "description": { "type": ["string", "null"] },
+    "subscribed": { "type": "boolean" }
+  }
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/labels/label_with_counts.json b/spec/fixtures/api/schemas/public_api/v4/labels/label_with_counts.json
new file mode 100644
index 00000000000..2331932e07d
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/labels/label_with_counts.json
@@ -0,0 +1,16 @@
+{
+  "type": "object",
+  "properties": {
+    "allOf": [
+      { "$ref": "label.json" },
+      {
+        "type": "object",
+        "properties": {
+          "open_issues_count": { "type": "integer" },
+          "closed_issues_count": { "type": "integer" },
+          "open_merge_requests_count": { "type": "integer" }
+        }
+      }
+    ]
+  }
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/labels/project_label.json b/spec/fixtures/api/schemas/public_api/v4/labels/project_label.json
new file mode 100644
index 00000000000..a9a065ee71f
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/labels/project_label.json
@@ -0,0 +1,15 @@
+{
+  "type": "object",
+  "properties": {
+    "allOf": [
+      { "$ref": "label.json" },
+      {
+        "type": "object",
+        "properties": {
+          "priority": { "type": ["integer", "null"] },
+          "is_project_label": { "type": "boolean" }
+        }
+      }
+    ]
+  }
+}
diff --git a/spec/fixtures/api/schemas/public_api/v4/labels/project_label_with_counts.json b/spec/fixtures/api/schemas/public_api/v4/labels/project_label_with_counts.json
new file mode 100644
index 00000000000..87b90b2b3b5
--- /dev/null
+++ b/spec/fixtures/api/schemas/public_api/v4/labels/project_label_with_counts.json
@@ -0,0 +1,9 @@
+{
+  "type": "object",
+  "properties": {
+    "allOf": [
+      { "$ref": "project_label.json" },
+      { "$ref": "label_with_counts.json" }
+    ]
+  }
+}