Add subscription created_at, updated_at when listing subscribers list (…

…#1018)

models/models.go

@@ -220,7 +220,9 @@ type List struct {
 	SubscriberID     int            `db:"subscriber_id" json:"-"`
 
 	// This is only relevant when querying the lists of a subscriber.
-	SubscriptionStatus string `db:"subscription_status" json:"subscription_status,omitempty"`
+	SubscriptionStatus    string    `db:"subscription_status" json:"subscription_status,omitempty"`
+	SubscriptionCreatedAt null.Time `db:"subscription_created_at" json:"subscription_created_at,omitempty"`
+	SubscriptionUpdatedAt null.Time `db:"subscription_updated_at" json:"subscription_updated_at,omitempty"`
 
 	// Pseudofield for getting the total number of subscribers
 	// in searches and queries.

queries.sql

@@ -38,7 +38,13 @@ SELECT * FROM lists
 WITH subs AS (
     SELECT subscriber_id, JSON_AGG(
         ROW_TO_JSON(
-            (SELECT l FROM (SELECT subscriber_lists.status AS subscription_status, lists.*) l)
+            (SELECT l FROM (
+                SELECT
+                    subscriber_lists.status AS subscription_status,
+                    subscriber_lists.created_at AS subscription_created_at,
+                    subscriber_lists.updated_at AS subscription_updated_at,
+                    lists.*
+            ) l)
         )
     ) AS lists FROM lists
     LEFT JOIN subscriber_lists ON (subscriber_lists.list_id = lists.id)