Public Access
470 lines
22 KiB
Rust
470 lines
22 KiB
Rust
use crate::{Context, Error};
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use crate::messaging::trace_message;
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use tracing::{debug, error, info, trace, warn};
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use ollama_rs::Ollama;
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use std::env;
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use std::time::Duration;
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use ollama_rs::models::create::CreateModelRequest;
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use ollama_rs::generation::completion::request::GenerationRequest;
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use chrono::{DateTime, Utc};
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use tokio_stream::StreamExt;
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use poise::CreateReply;
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/// Prompt the super advanced EwiAI
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#[poise::command(slash_command, prefix_command)]
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pub async fn prompt(
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ctx: Context<'_>,
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#[description = "The prompt to send to EwiAI"]
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prompt: String,
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#[description = "Include recent messages (max 10)"]
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include_messages: Option<u8>,
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) -> Result<(), Error> {
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let channel_str = ctx.channel_id().to_string();
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let guild_str = ctx.guild_id().map_or_else(|| "DM".to_string(), |g| g.to_string());
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trace!("prompt command called by user {} (ID: {}) in channel {} (guild: {})", ctx.author().name, ctx.author().id, channel_str, guild_str);
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debug!("{} has requested to prompt EwiAI with '{}' (include_messages: {:?})", ctx.author().name, prompt, include_messages);
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trace!("Checking environment variable TG_BOT_OLLAMA_HOST...");
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let host = match env::var("TG_BOT_OLLAMA_HOST") {
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Ok(h) => {
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trace!("Successfully retrieved TG_BOT_OLLAMA_HOST = {}", h);
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h
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}
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Err(e) => {
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warn!("TG_BOT_OLLAMA_HOST environment variable missing: {}", e);
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let err_msg = "Error: Expected an ollama url in the environment (`TG_BOT_OLLAMA_HOST`).";
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trace_message(err_msg, channel_str.clone(), guild_str.clone()).await;
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ctx.say(err_msg).await?;
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return Ok(());
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}
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};
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let formatted_host = if !host.starts_with("http://") && !host.starts_with("https://") {
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let f = format!("http://{}", host);
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trace!("Formatted Ollama host address to include http:// prefix: {}", f);
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f
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} else {
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trace!("Ollama host address already has URL scheme: {}", host);
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host
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};
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trace!("Building Ollama client instance for host {} on port 11434...", formatted_host);
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let ollama = Ollama::builder()
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.host(&formatted_host)
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.port(11434)
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.build();
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trace!("Requesting local model list from Ollama server...");
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let model_list = match ollama.list_local_models().await {
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Ok(m) => {
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debug!("Successfully retrieved {} models from Ollama server", m.len());
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trace!("Local models available: {:?}", m.iter().map(|model| &model.name).collect::<Vec<_>>());
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m
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}
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Err(e) => {
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error!("Failed to connect to Ollama server at {}: {}", formatted_host, e);
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let err_msg = format!("Error: Failed to connect to Ollama: {}", e);
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trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
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ctx.say(err_msg).await?;
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return Ok(());
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}
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};
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let mut needs_create = true;
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let yesterday = Utc::now() - chrono::Duration::days(1);
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trace!("Checking model list against yesterday's cutoff timestamp ({})", yesterday);
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for model in &model_list {
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trace!("Inspecting model entry: '{}', modified_at: '{}'", model.name, model.modified_at);
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if model.name.starts_with("EwiAI") {
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debug!("Found matching model candidate: '{}'", model.name);
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match DateTime::parse_from_rfc3339(&model.modified_at) {
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Ok(modified) => {
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let modified_utc = modified.with_timezone(&Utc);
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trace!("Parsed model modified_at: {} (UTC: {})", modified, modified_utc);
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if modified_utc > yesterday {
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info!("Model '{}' is up to date (modified {} > cutoff {})", model.name, modified_utc, yesterday);
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needs_create = false;
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} else {
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trace!("Model '{}' was modified at {}, which is older than cutoff {}", model.name, modified_utc, yesterday);
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}
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}
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Err(e) => {
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warn!("Failed to parse modified_at date '{}' for model '{}': {}", model.modified_at, model.name, e);
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}
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}
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}
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}
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if needs_create {
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info!("EwiAI model is missing or out of date. Initiating model creation/update...");
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let system_prompt = system_prompt();
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trace!("Generated system prompt for model creation (length: {} chars)", system_prompt.len());
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trace!("System prompt content: {}", system_prompt);
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let notice_msg = "EwiAI model is missing or out of date. Creating/updating model (this may take a bit)...";
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trace_message(notice_msg, channel_str.clone(), guild_str.clone()).await;
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let _ = ctx.say(notice_msg).await?;
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trace!("Sending create_model request to Ollama for 'EwiAI' based on 'gemma4:e2b-it-qat'...");
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if let Err(e) = ollama.create_model(CreateModelRequest::new("EwiAI".into())
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.system(system_prompt.into())
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.from_model("gemma4:e2b-it-qat".into())).await {
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error!("Failed to create model EwiAI: {}", e);
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let err_msg = format!("Error creating model: {}", e);
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trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
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ctx.say(err_msg).await?;
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return Ok(());
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}
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info!("Successfully created/updated EwiAI model");
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} else {
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trace!("Skipping model creation; existing model is up to date.");
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}
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let mut final_prompt = String::new();
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if let Some(mut limit) = include_messages {
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trace!("include_messages specified: {}", limit);
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if limit > 10 {
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trace!("Clamping include_messages limit from {} to 10", limit);
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limit = 10;
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}
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trace!("Fetching last {} messages from channel {}", limit, channel_str);
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match ctx.channel_id().messages(ctx.http(), poise::serenity_prelude::GetMessages::new().limit(limit)).await {
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Ok(msgs) => {
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debug!("Retrieved {} messages from channel {}", msgs.len(), channel_str);
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final_prompt.push_str("Recent channel messages:\n");
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for msg in msgs.iter().rev() {
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let mut content = msg.content.clone();
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if content.len() > 100 {
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content.truncate(100);
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content.push_str("...");
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}
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trace!("Appending message from author {} (ID: {}): snippet='{}'", msg.author.name, msg.author.id, content);
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final_prompt.push_str(&format!("{} (ID: {}): {}\n", msg.author.name, msg.author.id, content));
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}
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final_prompt.push_str("\n");
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}
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Err(e) => {
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error!("Failed to get messages from channel {}: {:?}", channel_str, e);
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}
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}
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}
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final_prompt.push_str(&format!("The user talking to you is {} (ID: {}).\nThat user is telling you the following: {}", ctx.author().name, ctx.author().id, prompt));
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trace!("Final prompt assembled (length: {} chars)", final_prompt.len());
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trace!("Final prompt: {}", final_prompt);
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let thinking_msg = "Thinking...\n-# The hardware this thing runs is really slow, expect a long wait";
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trace_message(thinking_msg, channel_str.clone(), guild_str.clone()).await;
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trace!("Sending initial thinking message...");
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let reply = ctx.say(thinking_msg).await?;
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let sys_prompt = system_prompt();
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trace!("Generating stream from Ollama model 'EwiAI' with system prompt length {}...", sys_prompt.len());
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let mut stream = match ollama.generate_stream(GenerationRequest::new("EwiAI".into(), final_prompt).system(sys_prompt)).await {
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Ok(s) => {
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debug!("Successfully initiated generation stream");
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s
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}
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Err(e) => {
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error!("Error starting generation stream with Ollama: {}", e);
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let err_msg = format!("Error during generation: {}", e);
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trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
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reply.edit(ctx, CreateReply::default().content(err_msg)).await?;
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return Ok(());
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}
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};
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let mut response_text = String::new();
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let mut last_update = std::time::Instant::now();
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let mut final_response = None;
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let mut chunk_count = 0usize;
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trace!("Reading chunks from generation stream...");
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while let Some(res) = stream.next().await {
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match res {
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Ok(chunks) => {
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chunk_count += chunks.len();
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trace!("Received stream batch containing {} chunk(s)", chunks.len());
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for chunk in chunks {
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trace!("Chunk response segment: '{}', done: {}", chunk.response, chunk.done);
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response_text.push_str(&chunk.response);
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if chunk.done {
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debug!("Stream chunk marked done");
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final_response = Some(chunk);
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}
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}
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if last_update.elapsed() >= Duration::from_secs(1) && !response_text.is_empty() {
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trace!("Throttled stream update: updating reply message (response_text length: {} chars)...", response_text.len());
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let _ = reply.edit(ctx, CreateReply::default().content(&response_text)).await;
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last_update = std::time::Instant::now();
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}
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}
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Err(e) => {
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error!("Error encountered while reading stream chunk: {}", e);
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let err_msg = format!("{} [Stream Error: {}]", response_text, e);
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trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
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let _ = reply.edit(ctx, CreateReply::default().content(err_msg)).await;
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return Ok(());
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}
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}
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}
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info!("Stream completed. Total chunks received: {}, output length: {} chars", chunk_count, response_text.len());
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if let Some(stats) = final_response {
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let total_duration = stats.total_duration.unwrap_or(0) as f64 / 1_000_000_000.0;
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let eval_count = stats.eval_count.unwrap_or(0);
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let eval_duration = stats.eval_duration.unwrap_or(0) as f64 / 1_000_000_000.0;
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let tokens_per_sec = if eval_duration > 0.0 { eval_count as f64 / eval_duration } else { 0.0 };
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debug!("Generation stats: total_duration={:.2}s, eval_count={}, eval_duration={:.2}s, tok/s={:.2}", total_duration, eval_count, eval_duration, tokens_per_sec);
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let stats_text = format!(
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"\n\n*Generated in {:.2}s ({:.2} tok/s)*",
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total_duration, tokens_per_sec
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);
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response_text.push_str(&stats_text);
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} else {
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trace!("No final response stats available from stream");
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}
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trace_message(&response_text, channel_str.clone(), guild_str.clone()).await;
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trace!("Sending final edit to reply message...");
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let _ = reply.edit(ctx, CreateReply::default().content(&response_text)).await;
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debug!("prompt command finished successfully for user {}", ctx.author().name);
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Ok(())
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}
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/// Ask EwiAI to answer to recent messages
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#[poise::command(slash_command, prefix_command)]
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pub async fn answer(
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ctx: Context<'_>,
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#[description = "How many messages to include (max 10)"]
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messages_count: Option<u8>,
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) -> Result<(), Error> {
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let channel_str = ctx.channel_id().to_string();
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let guild_str = ctx.guild_id().map_or_else(|| "DM".to_string(), |g| g.to_string());
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trace!("answer command called by user {} (ID: {}) in channel {} (guild: {})", ctx.author().name, ctx.author().id, channel_str, guild_str);
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debug!("{} has requested EwiAI to answer (messages_count: {:?})", ctx.author().name, messages_count);
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trace!("Checking environment variable TG_BOT_OLLAMA_HOST...");
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let host = match env::var("TG_BOT_OLLAMA_HOST") {
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Ok(h) => {
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trace!("Successfully retrieved TG_BOT_OLLAMA_HOST = {}", h);
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h
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}
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Err(e) => {
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warn!("TG_BOT_OLLAMA_HOST environment variable missing: {}", e);
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let err_msg = "Error: Expected an ollama url in the environment (`TG_BOT_OLLAMA_HOST`).";
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trace_message(err_msg, channel_str.clone(), guild_str.clone()).await;
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ctx.say(err_msg).await?;
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return Ok(());
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}
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};
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let formatted_host = if !host.starts_with("http://") && !host.starts_with("https://") {
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let f = format!("http://{}", host);
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trace!("Formatted Ollama host address to include http:// prefix: {}", f);
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f
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} else {
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trace!("Ollama host address already has URL scheme: {}", host);
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host
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};
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trace!("Building Ollama client instance for host {} on port 11434...", formatted_host);
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let ollama = Ollama::builder()
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.host(&formatted_host)
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.port(11434)
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.build();
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trace!("Requesting local model list from Ollama server...");
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let model_list = match ollama.list_local_models().await {
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Ok(m) => {
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debug!("Successfully retrieved {} models from Ollama server", m.len());
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trace!("Local models available: {:?}", m.iter().map(|model| &model.name).collect::<Vec<_>>());
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m
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}
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Err(e) => {
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error!("Failed to connect to Ollama server at {}: {}", formatted_host, e);
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let err_msg = format!("Error: Failed to connect to Ollama: {}", e);
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trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
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ctx.say(err_msg).await?;
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return Ok(());
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}
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};
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let mut needs_create = true;
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let yesterday = Utc::now() - chrono::Duration::days(1);
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trace!("Checking model list against yesterday's cutoff timestamp ({})", yesterday);
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for model in &model_list {
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trace!("Inspecting model entry: '{}', modified_at: '{}'", model.name, model.modified_at);
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if model.name.starts_with("EwiAI") {
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debug!("Found matching model candidate: '{}'", model.name);
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match DateTime::parse_from_rfc3339(&model.modified_at) {
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Ok(modified) => {
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let modified_utc = modified.with_timezone(&Utc);
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trace!("Parsed model modified_at: {} (UTC: {})", modified, modified_utc);
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if modified_utc > yesterday {
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info!("Model '{}' is up to date (modified {} > cutoff {})", model.name, modified_utc, yesterday);
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needs_create = false;
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} else {
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trace!("Model '{}' was modified at {}, which is older than cutoff {}", model.name, modified_utc, yesterday);
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}
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}
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Err(e) => {
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warn!("Failed to parse modified_at date '{}' for model '{}': {}", model.modified_at, model.name, e);
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}
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}
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}
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}
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if needs_create {
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info!("EwiAI model is missing or out of date. Initiating model creation/update...");
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let system_prompt = system_prompt();
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trace!("Generated system prompt for model creation (length: {} chars)", system_prompt.len());
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trace!("System prompt content: {}", system_prompt);
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let notice_msg = "EwiAI model is missing or out of date. Creating/updating model (this may take a bit)...";
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trace_message(notice_msg, channel_str.clone(), guild_str.clone()).await;
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let _ = ctx.say(notice_msg).await?;
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trace!("Sending create_model request to Ollama for 'EwiAI' based on 'gemma4:e2b-it-qat'...");
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if let Err(e) = ollama.create_model(CreateModelRequest::new("EwiAI".into())
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.system(system_prompt.into())
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.from_model("gemma4:e2b-it-qat".into())).await {
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error!("Failed to create model EwiAI: {}", e);
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let err_msg = format!("Error creating model: {}", e);
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trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
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ctx.say(err_msg).await?;
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return Ok(());
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}
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info!("Successfully created/updated EwiAI model");
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} else {
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trace!("Skipping model creation; existing model is up to date.");
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}
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let mut final_prompt = String::new();
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let mut limit = messages_count.unwrap_or(5);
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trace!("messages_count limit: {}", limit);
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if limit > 10 {
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trace!("Clamping messages_count limit from {} to 10", limit);
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limit = 10;
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}
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trace!("Fetching last {} messages from channel {}", limit, channel_str);
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match ctx.channel_id().messages(ctx.http(), poise::serenity_prelude::GetMessages::new().limit(limit)).await {
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Ok(msgs) => {
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debug!("Retrieved {} messages from channel {}", msgs.len(), channel_str);
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final_prompt.push_str("Recent channel messages:\n");
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for msg in msgs.iter().rev() {
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let mut content = msg.content.clone();
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if content.len() > 100 {
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content.truncate(100);
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content.push_str("...");
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}
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trace!("Appending message from author {} (ID: {}): snippet='{}'", msg.author.name, msg.author.id, content);
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final_prompt.push_str(&format!("{} (ID: {}): {}\n", msg.author.name, msg.author.id, content));
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}
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final_prompt.push_str("\n");
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}
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Err(e) => {
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error!("Failed to get messages from channel {}: {:?}", channel_str, e);
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}
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}
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final_prompt.push_str("Please respond to the messages above.");
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trace!("Final prompt assembled (length: {} chars)", final_prompt.len());
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trace!("Final prompt: {}", final_prompt);
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let thinking_msg = "Thinking...\n-# The hardware this thing runs is really slow, expect a long wait";
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trace_message(thinking_msg, channel_str.clone(), guild_str.clone()).await;
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trace!("Sending initial thinking message...");
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let reply = ctx.say(thinking_msg).await?;
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let sys_prompt = system_prompt();
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trace!("Generating stream from Ollama model 'EwiAI' with system prompt length {}...", sys_prompt.len());
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let mut stream = match ollama.generate_stream(GenerationRequest::new("EwiAI".into(), final_prompt).system(sys_prompt)).await {
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Ok(s) => {
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debug!("Successfully initiated generation stream");
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s
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}
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Err(e) => {
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error!("Error starting generation stream with Ollama: {}", e);
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let err_msg = format!("Error during generation: {}", e);
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trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
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reply.edit(ctx, CreateReply::default().content(err_msg)).await?;
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return Ok(());
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}
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};
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let mut response_text = String::new();
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let mut last_update = std::time::Instant::now();
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let mut final_response = None;
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let mut chunk_count = 0usize;
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trace!("Reading chunks from generation stream...");
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while let Some(res) = stream.next().await {
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match res {
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Ok(chunks) => {
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chunk_count += chunks.len();
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trace!("Received stream batch containing {} chunk(s)", chunks.len());
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for chunk in chunks {
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trace!("Chunk response segment: '{}', done: {}", chunk.response, chunk.done);
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response_text.push_str(&chunk.response);
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if chunk.done {
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debug!("Stream chunk marked done");
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final_response = Some(chunk);
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}
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}
|
|
|
|
if last_update.elapsed() >= Duration::from_secs(1) && !response_text.is_empty() {
|
|
trace!("Throttled stream update: updating reply message (response_text length: {} chars)...", response_text.len());
|
|
let _ = reply.edit(ctx, CreateReply::default().content(&response_text)).await;
|
|
last_update = std::time::Instant::now();
|
|
}
|
|
}
|
|
Err(e) => {
|
|
error!("Error encountered while reading stream chunk: {}", e);
|
|
let err_msg = format!("{} [Stream Error: {}]", response_text, e);
|
|
trace_message(&err_msg, channel_str.clone(), guild_str.clone()).await;
|
|
let _ = reply.edit(ctx, CreateReply::default().content(err_msg)).await;
|
|
return Ok(());
|
|
}
|
|
}
|
|
}
|
|
info!("Stream completed. Total chunks received: {}, output length: {} chars", chunk_count, response_text.len());
|
|
|
|
if let Some(stats) = final_response {
|
|
let total_duration = stats.total_duration.unwrap_or(0) as f64 / 1_000_000_000.0;
|
|
let eval_count = stats.eval_count.unwrap_or(0);
|
|
let eval_duration = stats.eval_duration.unwrap_or(0) as f64 / 1_000_000_000.0;
|
|
let tokens_per_sec = if eval_duration > 0.0 { eval_count as f64 / eval_duration } else { 0.0 };
|
|
|
|
debug!("Generation stats: total_duration={:.2}s, eval_count={}, eval_duration={:.2}s, tok/s={:.2}", total_duration, eval_count, eval_duration, tokens_per_sec);
|
|
|
|
let stats_text = format!(
|
|
"\n\n*Generated in {:.2}s ({:.2} tok/s)*",
|
|
total_duration, tokens_per_sec
|
|
);
|
|
response_text.push_str(&stats_text);
|
|
} else {
|
|
trace!("No final response stats available from stream");
|
|
}
|
|
|
|
trace_message(&response_text, channel_str.clone(), guild_str.clone()).await;
|
|
trace!("Sending final edit to reply message...");
|
|
let _ = reply.edit(ctx, CreateReply::default().content(&response_text)).await;
|
|
debug!("answer command finished successfully for user {}", ctx.author().name);
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn system_prompt() -> String {
|
|
let now_str = Utc::now().to_string();
|
|
trace!("Generating system_prompt with current UTC timestamp: {}", now_str);
|
|
let prompt = format!("You are EwiAI, an AI in the TeenGovernment Development Server. Your developer is Ewi/ewenlau (discord user id: 713354021124964422, discord username: ewenlau). Be slightly unhelpful, in a sarcastic way, but still answer the question. The current date is {}", now_str);
|
|
trace!("Generated system prompt: {}", prompt);
|
|
prompt
|
|
} |