feat(api): export annotation settings in the API

internal/mock/mock.py

@@ -0,0 +1,50 @@
+#!/usr/bin/env python
+
+
+import random
+import time
+
+
+def send_alert(annotations, labels):
+    data = {
+        "annotations": annotations,
+        "labels": data,
+        "generatorURL": "http://localhost:9093"
+    }
+    req = urllib2.Request('http://localhost:9093/api/v1/alerts')
+    req.add_header('Content-Type', 'application/json')
+    response = urllib2.urlopen(req, json.dumps(data))
+    print(response)
+
+
+class FlappingAlert(object):
+
+    annotations = {}
+    labels = {}
+
+    def __init__(self, active_for, idle_for, splay):
+        self._active_for = active_for
+        self._idle_for = idle_for
+        self._max_splay = splay
+
+        self.active = True
+        self.last_change = time.time()
+        self.splay = self.random_splay()
+
+    def random_splay(self):
+        return random.randrange(0, self._max_splay)
+
+    def tick():
+        if time.time() >= self.last_change + self.splay:
+            self.active = !self.active
+            self.last_change = time.time()
+            self.splay = self.random_splay()
+
+        if self.active:
+            send_alert(self.annotations, self.labels)
+
+
+def main():
+    alerts = [
+
+    ]

internal/models/api.go

@@ -160,7 +160,10 @@ func (ag *APIAlertGroup) DedupSharedMaps() {
 
 // Settings is used to export unsee configuration that is used by UI
 type Settings struct {
-	StaticColorLabels []string `json:"staticColorLabels"`
+	StaticColorLabels        []string `json:"staticColorLabels"`
+	AnnotationsDefaultHidden bool     `json:"annotationsDefaultHidden"`
+	AnnotationsHidden        []string `json:"annotationsHidden"`
+	AnnotationsVisible       []string `json:"annotationsVisible"`
 }
 
 // AlertsResponse is the structure of JSON response UI will use to get alert data

views.go

@@ -63,7 +63,10 @@ func alerts(c *gin.Context) {
 	resp.Version = version
 	resp.Upstreams = getUpstreams()
 	resp.Settings = models.Settings{
-		StaticColorLabels: config.Config.Labels.Color.Static,
+		StaticColorLabels:        config.Config.Labels.Color.Static,
+		AnnotationsDefaultHidden: config.Config.Annotations.Default.Hidden,
+		AnnotationsHidden:        config.Config.Annotations.Hidden,
+		AnnotationsVisible:       config.Config.Annotations.Visible,
 	}
 
 	// use full URI (including query args) as cache key