[mail.received] Rename inbound rfc822 email attachments from .txt to .eml

[jstanden]

mail.received

Automation:

start:
  repeat:
    each@csv:
      {{
        message_attachments
          |filter((v) => v.file_name ends with '.txt' and v.file_type == 'message/rfc822')
          |keys
          |join(',')
      }}
    as: file_id
    do:
      record.update/rename:
        inputs:
          record_type: attachment
          record_id: {{file_id}}
          fields:
            name: {{message_attachments[file_id].file_name|replace({'.txt':'.eml'})}}

Policy:

commands:
  record.update:
    deny/type@bool: {{inputs.record_type is not record type ('attachment')}}
    allow@bool: yes

Simulated Inputs:

message__context: message
message_id: 1234