https://github.com/weaming/hub

Message hub. Export websocket and HTTP API.
https://github.com/weaming/hub

asyncapi hub message message-driven websocket

Last synced: 3 months ago
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Message hub. Export websocket and HTTP API.

• Host: GitHub
• URL: https://github.com/weaming/hub
• Owner: weaming
• Created: 2019-06-13T04:07:13.000Z (over 5 years ago)
• Default Branch: master
• Last Pushed: 2023-03-07T02:25:25.000Z (almost 2 years ago)
• Last Synced: 2024-07-29T16:59:23.792Z (6 months ago)
• Topics: asyncapi, hub, message, message-driven, websocket
• Language: Go
• Homepage: https://hub.drink.cafe
• Size: 5.14 MB
• Stars: 4
• Watchers: 1
• Forks: 0
• Open Issues: 4
• Metadata Files:
  • Readme: README.md

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README

        
# Hub

* The global `Hub` has many `Topic`s.

* Every `Topic`has many subscribers and publisher, they are websocket connections.

* One websocket connection will receive/publish messages from/to other subscribers.

* `Hub` will publish `Message` to `Topic`.

* `Topic` will send `Message` to all subscribers under it.

    * One subscriber maybe receive same messge for more than one times.

* Every subscriber will subscribe the "global" `Topic`.

## Core structures

```go

const GlobalTopicID = "global"

// types of internal messages

const (

	MTPlain      string = "PLAIN"

	MTMarkdown   string = "MARKDOWN"

	MTMarkdownV2 string = "MARKDOWNV2"

	MTJSON       string = "JSON"

	MTHTML       string = "HTML"

	MTPhoto      string = "PHOTO"

	MTVideo      string = "VIDEO"

)

// types of websocket messages

const (

	MTFeedback string = "FEEDBACK" // used for async event feedback

	MTResponse string = "RESPONSE" // used for message response

	MTMessage  string = "MESSAGE"  // used for publish messages

)

type RawMessage struct {

	Type    string `json:"type"`    // required

	Data    string `json:"data"`    // required, string or base64 of bytes

	Caption string `json:"caption"` // optional

}

// http client message

type PubMessage struct {

	Type         string        `json:"type"`          // required

	Data         string        `json:"data"`          // required, string or base64 of bytes

	Caption      string        `json:"caption"`       // required

	ExtendedData []RawMessage  `json:"extended_data"` // optional, string or base64 of bytes, for sending multiple photos

}

```