MR2 telemetry: Search term groups in history

[eliserichards]

Description & Product Manager / Data Scientist User Story

What questions will you answer with this data?

Implement the following telemetry probes: (might be an incomplete list. check with product)

• A user opens a search term group in history
• A user opens a tab from the search term group
• A user closes all tabs in the search term group
• A user closes a single tab in the search term group

Acceptance Criteria

• ENG files a DS JIRA request outlining their methodology.
• DS sign off on instrumentation methodology addressing product questions.
• Event pings can be queried via re:dash
• Event pings can be queried via amplitude
• We are sending telemetry events for the actions listed in the requirements
• We have documented the telemetry
• We have asked a data steward to review the telemetry

┆Issue is synchronized with this Jira Task

[Mugurell]

Seems like we already have a probe knowing when a search group is opened - https://dictionary.telemetry.mozilla.org/apps/fenix/metrics/history_search_term_group_tapped
Asked Kimmy to confirm the other three.

[AndiAJ]

Hi, verified as fixed on the latest Nightly build 96.0a1 from 11/19 using a Google Pixel 3a (Android 11)

✔️ A user opens a search term group in history (Previously done and checked in #22172) - Event Ping ac6c92f5-7ef7-4381-939e-3de638ab512c

{
          "timestamp": 4645,
          "category": "history",
          "name": "search_term_group_tapped"
        }

✔️ A user opens a tab from the search term group - Event Ping 7178208a-5338-4f91-94de-fbee9310ac64

{
          "timestamp": 1244,
          "category": "history",
          "name": "search_term_group_open_tab"
        }

✔️ A user closes all tabs in the search term group - Event Ping 7178208a-5338-4f91-94de-fbee9310ac64

{
          "timestamp": 14669,
          "category": "history",
          "name": "search_term_group_remove_all"
        }

✔️ A user closes a single tab in the search term group - Event Ping 7178208a-5338-4f91-94de-fbee9310ac64

{
          "timestamp": 13194,
          "category": "history",
          "name": "search_term_group_remove_tab"
        } 

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