startup info

src/command.rs

@@ -1,17 +1,20 @@
-use std::{collections::HashMap, fmt::Display, sync::Arc};
+use std::{collections::HashMap, fmt::Display, fs, sync::Arc};
 
 use crate::Context;
 use anyhow::Error;
 use poise::{serenity_prelude::{Cache, CacheHttp, ChannelId, ChannelType, GetMessages, GuildChannel, Http, Message}, CreateReply};
+use serde::Serialize;
 use tokio::time::Instant;
-use tracing::{debug, error, trace};
+use tracing::{debug, error, info, trace};
 
+#[derive(Serialize)]
 struct Server {
     channels: Vec<Channel>,
     orphanage: Vec<GuildChannel>,
     needs_clean: bool,
 }
 
+#[derive(Serialize)]
 struct Channel {
     this: GuildChannel,
     children: Vec<Channel>,
@@ -136,6 +139,7 @@ impl Server {
 
     /// Scrapes messages for all the channels in `self`.
     async fn scrape_all(&mut self) {
+        // TODO add status from this command, just because it's cool
         let cache: (&Arc<Cache>, &Http) = (&Arc::new(Cache::new()), &Http::new(&crate::ENV.token));
         walk_channels(&mut self.channels, cache).await;
 
@@ -198,11 +202,20 @@ impl Server {
         }
         walk(&self.channels)
     }
+
 }
 
 #[poise::command(slash_command, rename = "scrape_all", guild_only)]
 pub async fn scrape_all(ctx: Context<'_>) -> Result<(), Error> {
     let guild = ctx.guild_id().unwrap().to_partial_guild(ctx.serenity_context()).await.unwrap();
+
+    let invoker = ctx.author().name.clone();
+    if let Some(nickname) = ctx.author().nick_in(ctx.http(), guild.id).await {
+        info!("{invoker} ({nickname}) started a scrape of {}", guild.name);
+    } else {
+        info!("{invoker} started a scrape of {}", guild.name);
+    }
+
     if let Ok(map) = guild.channels(ctx.http()).await {
         let mut server = index(map).await;
         match ctx.reply("Starting scrape...").await {
@@ -211,8 +224,21 @@ pub async fn scrape_all(ctx: Context<'_>) -> Result<(), Error> {
                 server.scrape_all().await;
                 let end = start.elapsed().as_millis();
                 let msg_count = server.message_count();
+
+                match serde_json::to_string(&server) {
+                    Ok(ok) => {
+                        if let Err(e) = fs::write("server.json", ok) {
+                            error!("Problem writing server to disk: {e}");
+                        }
+                    },
+                    Err(err) => {
+                        error!("Trying to serialize server: {err}");
+                    },
+                }
+
+                // Done. Print stats.
                 let _ = ok.edit(ctx, CreateReply::default().content(
-                    &format!("Done. Stats: \n```toml\nMessages: {msg_count}\nElapsed time: {end}ms\n```")
+                    &format!("Done. Stats: \n```toml\nMessages saved: {msg_count}\nElapsed time: {end}ms\n```")
                 )).await;
                 debug!("Scraped server in {}ms", end);
             },