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//! Demo: API Permission
//!
//! This example demonstrates how to create a bot that manages API permissions.
//! It's equivalent to the Python demo_api_permission.py example.
mod common;
use botrs::{Client, Context, EventHandler, Intents, Message, Ready, Token};
use common::{Config, init_logging};
use std::env;
use tracing::{info, warn};
/// Event handler that manages API permissions.
struct ApiPermissionHandler;
#[async_trait::async_trait]
impl EventHandler for ApiPermissionHandler {
/// Called when the bot is ready and connected.
async fn ready(&self, _ctx: Context, ready: Ready) {
info!("robot 「{}」 on_ready!", ready.user.username);
}
/// Called when a message is created that mentions the bot.
async fn message_create(&self, ctx: Context, message: Message) {
// Get message content
let content = match &message.content {
Some(content) => content,
None => return,
};
// Get bot name from the bot info if available
let bot_name = ctx
.bot_info
.as_ref()
.map(|info| info.username.as_str())
.unwrap_or("Bot");
let reply_content = format!("机器人{bot_name}创建日程{content}");
// Reply to the message first
match message.reply(&ctx.api, &ctx.token, &reply_content).await {
Ok(_) => info!("Successfully replied to message"),
Err(e) => warn!("Failed to reply to message: {}", e),
}
// Get guild ID for permission operations
let _guild_id = match &message.guild_id {
Some(guild_id) => guild_id,
None => {
warn!("Message has no guild_id");
return;
}
};
// Get channel ID for permission operations
let _channel_id = match &message.channel_id {
Some(channel_id) => channel_id,
None => {
warn!("Message has no channel_id");
return;
}
};
// Handle different permission commands
if content.contains("/权限列表") {
// Get permissions list (equivalent to self.api.get_permissions)
match ctx.api.get_permissions(&ctx.token, _guild_id).await {
Ok(apis) => {
for api in apis {
let desc = api.desc.as_deref().unwrap_or("Unknown");
let auth_status = api.auth_status.unwrap_or(0);
info!("api: {}, status: {}", desc, auth_status);
}
}
Err(e) => {
warn!("Failed to get permissions: {}", e);
}
}
}
if content.contains("/请求权限") {
// Create permission demand (equivalent to self.api.post_permission_demand)
let demand_identity =
botrs::models::permission::APIPermissionDemandIdentify::guild_members();
match ctx
.api
.post_permission_demand(
&ctx.token,
_guild_id,
_channel_id,
demand_identity,
"获取当前频道成员信息",
)
.await
{
Ok(demand) => {
let title = demand.title.as_deref().unwrap_or("Unknown");
let desc = &demand.desc;
info!("api title: {}, desc: {}", title, desc);
}
Err(e) => {
warn!("Failed to post permission demand: {}", e);
}
}
}
}
/// Called when an error occurs during event processing.
async fn error(&self, error: botrs::BotError) {
warn!("Event handler error: {}", error);
}
}
#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
// Initialize logging
init_logging();
info!("Starting API permission demo...");
// Load configuration with multiple fallback options
let config = Config::load_with_fallback(
Some("examples/config.toml"),
env::args().nth(1), // app_id from command line
env::args().nth(2), // secret from command line
)?;
info!("Configuration loaded successfully");
// Create token
let token = Token::new(config.bot.app_id, config.bot.secret);
// Validate token
if let Err(e) = token.validate() {
panic!("Invalid token: {e}");
}
info!("Token validated successfully");
// Set up intents - we want to receive public guild messages (@ mentions)
// This is equivalent to: intents = botpy.Intents(public_guild_messages=True)
let intents = Intents::default().with_public_guild_messages();
info!("Configured intents: {}", intents);
// Create event handler
let handler = ApiPermissionHandler;
// Create client with caching enabled to store bot info
let mut client = Client::new(token, intents, handler, true)?;
info!("Client created, starting bot...");
// Start the bot - this will block until the bot stops
client.start().await?;
info!("Bot stopped");
Ok(())
}