Crate slack_messaging

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§Slack Messaging

This is a library to support building messages for slack messaging api. Using this, you can build any messages in type-safe way like following.

use slack_messaging::{mrkdwn, Message};
use slack_messaging::blocks::{elements::Button, Actions, Section};

#[tokio::main]
async fn main() {
    let message = Message::builder()
        .block(
            Section::builder()
                .text(mrkdwn!("You have a new request:\n*<fakeLink.toEmployeeProfile.com|Fred Enriquez - New device request>*"))
                .build()
        )
        .block(
            Section::builder()
                .field(mrkdwn!("*Type:*\nComputer (laptop)"))
                .field(mrkdwn!("*When:*\nSubmitted Aug 10"))
                .build()
        )
        .block(
            Actions::builder()
                .element(
                    Button::builder()
                        .text("Approve")
                        .value("approve")
                        .primary()
                        .build()
                )
                .element(
                    Button::builder()
                        .text("Deny")
                        .value("deny")
                        .danger()
                        .build()
                )
                .build()
        )
        .build();

    let req = reqwest::Client::new()
        .post("https://hooks.slack.com/services/T00000000/B00000000/XXXXXXXXXXXXXXXXXXXXXXXX")
        .json(&message);

    if let Err(err) = req.send().await {
        eprintln!("{}", err);
    }
}

The message payload of the above example is following.

{
    "blocks": [
        {
            "type": "section",
            "text": {
                "type": "mrkdwn",
                "text": "You have a new request:\n*<fakeLink.toEmployeeProfile.com|Fred Enriquez - New device request>*"
            }
        },
        {
            "type": "section",
            "fields": [
                {
                    "type": "mrkdwn",
                    "text": "*Type:*\nComputer (laptop)"
                },
                {
                    "type": "mrkdwn",
                    "text": "*When:*\nSubmitted Aug 10"
                }
            ]
        },
        {
            "type": "actions",
            "elements": [
                {
                    "type": "button",
                    "text": {
                        "type": "plain_text",
                        "text": "Approve"
                    },
                    "value": "approve",
                    "style": "primary"
                },
                {
                    "type": "button",
                    "text": {
                        "type": "plain_text",
                        "text": "Deny"
                    },
                    "value": "deny",
                    "style": "danger"
                }
            ]
        }
    ]
}

§Optional Features

The following are a list of Cargo features that can be enabled or disabled:

  • fmt : Enable fmt module.

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