# Change Log

# 1.2.1 (October 28, 2021)
chore: improve logs

# 1.2.0 (October 28, 2021)
- feat: rename Payload `:key` into `:internal_key` to avoid confusions while debugging

# 1.1.1 (October 25, 2021)
- feat: do not exclude `ordering_key topic_name` when delivering a notification (required when debugging)
- doc: improve docs

# 1.1.0 (October 25, 2021)
- feat: change `transactions_max_buffer` default value to 1 to deliver notifications once they were called
- feat: use `after_commit` instead of `before_commit` callback and remove the horrible AR patch for rails 4

# 1.0.1 (August 20, 2021)
- refactor: improve service exit when running in k8s

# 1.0 (June 13, 2021)
This version includes many changes that was refactored from previous version, and thus it needs manual changes to migrate into this version. 
- Refactor: Subscribers param renamed `from_action` into `to_action` and added support for block or lambda 
- Feat: Improved `ps_subscribe` to accept new arguments and support for property mappings
- Refactor: Refactored `ps_publish` to be called manually (removes notification assumptions) and accept for new arguments
- Feat: Added `ps_after_action` to listen CRUD events to send notifications in the expected order
- Feat: Added `config.default_topic_name` to define default topic name whe publishing (by default `config.topic_name`)
- Refactor: Refactored PubSub Transactions to support rollbacks (any exception inside transactions can automatically cancel all pending notifications: configurable through `config.transactions_use_buffer`)
- Feat: Improved CRUD transactions to deliver inner notifications in the expected order to keep data consistency
- System refactor: Added subscriber runner
- Fix: Class notifications can only be listened by class subscriptions
- Refactor: Removed `publish_model_data` to have a unique model publisher `ps_publish`
- Refactor: Renamed `ps_before_sync` into `ps_before_publish`, `ps_after_sync` into `ps_after_publish`
- Refactor: Renamed `payload.attributes` into `payload.info`
- Feat: Support for plain Ruby Objects (Non ActiveRecord models)
- Fix: Retry errors for 5 times before exiting notifications listener
- Feat: Added transactions max_buffer
- Feat: add `ps_perform_publish` to perform the callback for a specific action 
- Feat: Removed `ps_skip_sync` callback

# 0.6.0 (March 03, 2021)
- feat: add support to include custom payload headers
- feat: add pubsub transactions to process all payloads inside in the same order they were published
- feat: when a model is created/updated/destroyed, process all related payloads in a single transaction
- feat: add method to save processed payload (:ps_processing_payload) when saving sync
- feat: add "ordering_key" support to process all payloads with the same key in the same order
- feat: start multiple workers to process async kafka messages when starting service listeners
- feat: make async publisher by reusing exchange connection (rabbit)
- feat: add support for forced_ordering_key to always be used as the ordering_key if defined
- feat: add feature to publish a message to a custom and/or multiple topics 
- feat: add model custom action subscriber and publisher
- feat: add docker compose settings

# 0.5.10 (February 13, 2021)
- feat: remove duplicated callback :ps_before_save_sync (same result can be achieved with :ps_before_save_sync)
- feat: improve message starter to retry when failed or exit system when persists
- feat: fix and retry when database connection error (PG::UnableToSend)
- feat: add method to save processed payload (:ps_processing_payload) when saving sync
- chore: improved readme (Thanks @CharlieIGG)

# 0.5.9.1 (February 10, 2021)
- feat: move :key into headers

# 0.5.9 (February 10, 2021)
- feat: reformat :publish and :process methods to include non silence methods
- feat: add notification key to payloads (can be used for caching strategies)

# 0.5.8.2 (February 05, 2021)
- fix: restore google pubsub topic settings

# 0.5.8.1 (February 05, 2021)
- fix: keep message ordering with google pubsub

# 0.5.8 (January 29, 2021)
- fix: keep message ordering with google pubsub

# 0.5.7.1 (January 26, 2021)
- fix: does not call :on_error_processing when processing a message 

# 0.5.7 (January 13, 2021)
- feat: add method to preload sync listeners

# 0.5.6 (January 12, 2021)
- feat: add payload validation
- feat: add method to rebuild payload

# 0.5.5 (January 11, 2021)
- feat: google-pub/sub receive messages in the same order they were delivered

# 0.5.4.1 (January 8, 2021)
- fix: google-pub/sub receive messages sequentially and not in parallel (default 5 threads).

# 0.5.4 (January 8, 2021)
- fix: exclude identifiers when syncing model
- feat: callbacks support for future extra params
- feat: make connectors configurable
- feat: add :process! and :process, :publish!, :publish methods to payload
- feat: auto retry 2 times when "could not obtain a database connection within 5.000 seconds..." error occurs

# 0.5.3 (December 30, 2020)
- fix: kafka consume all messages from different apps
- style: use the correct consumer key

# 0.5.2 (December 30, 2020)
- fix: rabbitmq deliver messages to all subscribers
- fix: rabbitmq persist messages to recover after restarting

# 0.5.1.1 (December 29, 2020)
- Hotfix: auto convert class name into string

# 0.5.1 (December 24, 2020)
- feat: rename publisher callbacks to be more understandable
- feat: add callbacks to listen when processing a message (before saving sync)

# 0.5.0.1 (December 22, 2020)
- fix: add missing rabbit mock method

# 0.5.0 (December 22, 2020)
- feat: add :publish! and :process! methods to payloads
- feat: add ability to disable publisher globally
- fix: skip notifications from the same application
- fix: rabbitmq use fanout instead of queue to deliver messages to multiple apps
- refactor: include payload object to carry message info
- feat: include notification events (when publishing and when processing messages)

# 0.4.2.2 (November 29, 2020, deleted cause of typo)
- feat: rabbitMQ skip receiving messages from the same app
- feat: rabbitmq use fanout instead of queue to deliver messages to multiple apps
 
# 0.4.2.1 (August 20, 2020)
- Improve ```ps_subscriber_changed?``` to run validations and check for changes
 
# 0.4.2 (May 12, 2020)
- chore: remove typo

# 0.4.1 (May 12, 2020)
- chore: improve log messages
- feat: do not update model if no changes
- feat: skip publisher after updating if no changes


# 0.4.0 (May 06, 2020)
- rename as_klass to from_klass and as_action to from_action for subscribers
- refactor subscribers to be independent
- refactor message_publisher to use publisher
- rename publisher into message_publisher
- reformat publisher to reuse connector

# 0.3.1 (May 05, 2020)
- improve rabbit service to use sleep instead of block ("Block is not recommended for production")
- improve message ID

# 0.3.0 (April 29, 2020)
- Support for multiple identifiers when syncing
- Add klass.ps_find_model method for a custom model finder

# 0.2.4 (April 28, 2020)
- Delegate .publish to the .publisher for better understanding

# 0.2.3 (April 15, 2020)
- Improve helper names
- feat: perform manual sync with custom settings
- fix for "IO timeout when reading 7 bytes" error (Rabbit)
- style: do not print processed message when failed
- feat: retry delivery message when failed (RabbitMQ)


# 0.2.2 (March 27, 2020)
- fix default value for cattr_accessor in ror < 5.2
- add callbacks when publishing a message

# 0.2.1
- Add on demand model sync method

# 0.2.0
- Add apache kafka support
- Add Service interface for future references
- Improve Services to use a single/common message performer

# 0.1.4
- Add attribute aliases when publishing, ```ps_publish(['name:full_name', 'email'])```
- Ability to retrieve publisher/subscriber crud settings

# 0.1.3
- shorter publisher/subscriber methods: ps_msync_subscribe into ps_subscribe

# 0.1.2
- fix not found pub/sub library (buggy)

# 0.1.1
- Add rabbitmq pub/sub service support
- Reformat to support multiple pub/sub services

# 0.1.0
- Google pub/sub support