thunderbird / thunderbird/thunderbird-android

JMAP: add support for messages in multiple folders

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Dominant language
Kotlin
Stars
14k
Forks
2.8k
Avg merge
3d 3h
Merged PRs (30d)
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Description

The JMAP Email data model allows a message to be a member of multiple folders. This is very similar to what Gmail does, see issue #752.

This requires changing K-9 Mail's database schema.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reviewing the JMAP Email data model and issue #752, then inspect K-9 Mail's database schema and the message-folder relationships. Define how one message can belong to multiple folders and verify that existing message and folder behavior remains correct after the schema change.

Written by the indexing model from the issue text.

Assessment

Tech stack
android, kotlin
Domain
databases, mobile
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
25/100

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