Create Multi-Device Explore from Glean activity data

accounts_backend/accounts_backend.model.lkml

@@ -2,6 +2,6 @@ connection: "telemetry"
 label: "Firefox Accounts Backend"
 include: "//looker-hub/accounts_backend/explores/*"
 # include: "//looker-hub/accounts_backend/dashboards/*"
-# include: "views/*"
-# include: "explores/*"
+include: "views/*"
+include: "explores/*"
 # include: "dashboards/*"

accounts_backend/explores/mozilla_accounts_multi_device_dau.explore.lkml

@@ -0,0 +1,11 @@
+include: "../views/mozilla_accounts_multi_device_dau.view.lkml"
+
+explore: mozilla_accounts_multi_device_dau {
+  label: "Multi-Device Mozilla Accounts DAU"
+
+  conditionally_filter: {
+    filters: [date_date: "30 days ago for 30 days"]
+    unless: [date_week, date_month, date_quarter, date_year]
+  }
+
+}

accounts_backend/views/mozilla_accounts_multi_device_dau.view.lkml

@@ -0,0 +1,52 @@
+view: mozilla_accounts_multi_device_dau {
+  label: "Multi-Device Mozilla Accounts DAU"
+  derived_table: {
+
+    sql:
+    SELECT
+      DATE(e.submission_timestamp) as submission_date,
+      e.metrics.string.account_user_id_sha256 AS user_id,
+      ARRAY_AGG(DISTINCT CONCAT(e.metadata.user_agent.browser, ' ', e.metadata.user_agent.os, ' ', e.metadata.user_agent.version) IGNORE NULLS ORDER BY CONCAT(e.metadata.user_agent.browser, ' ', e.metadata.user_agent.os, ' ', e.metadata.user_agent.version)) as devices,
+    FROM
+      `mozdata.accounts_backend.accounts_events` AS e
+    WHERE e.metrics.string.event_name like r'access\_token%'
+    GROUP BY
+      1, 2
+    HAVING ARRAY_LENGTH(devices) > 1;;
+  }
+
+  measure: user_count {
+    type:  count_distinct
+    sql:  ${TABLE}.user_id ;;
+  }
+
+  dimension_group: date {
+    type:  time
+    sql:  ${TABLE}.submission_date;;
+    datatype: date
+    convert_tz: no
+    timeframes:[
+      date,
+      week,
+      month,
+      quarter,
+      year
+    ]
+  }
+
+  dimension: user_id {
+    type:  string
+    sql:  ${TABLE}.user_id ;;
+  }
+
+  dimension: devices_quantity {
+    type: number
+    sql:  ARRAY_LENGTH(${TABLE}.devices) ;;
+  }
+
+  dimension: device_names {
+    type: string
+    sql:  ARRAY_TO_STRING(${TABLE}.devices, ' + ') ;;
+  }
+
+}