Move all commands to their own files

src/commands/allowed_dm/mod.rs

@@ -0,0 +1,10 @@
+pub mod set_allowed_dm;
+pub mod unset_allowed_dm;
+
+use crate::{Context, Error};
+
+/// Configure whether other users can set reminders to your direct messages
+#[poise::command(slash_command, rename = "dm")]
+pub async fn allowed_dm(_ctx: Context<'_>) -> Result<(), Error> {
+    Ok(())
+}

src/commands/allowed_dm/set_allowed_dm.rs

@@ -0,0 +1,23 @@
+use poise::{serenity_prelude::CreateEmbed, CreateReply};
+
+use crate::{consts::THEME_COLOR, models::CtxData, Context, Error};
+
+/// Allow other users to set reminders in your direct messages
+#[poise::command(slash_command, rename = "allow", identifying_name = "set_allowed_dm")]
+pub async fn set_allowed_dm(ctx: Context<'_>) -> Result<(), Error> {
+    let mut user_data = ctx.author_data().await?;
+    user_data.allowed_dm = true;
+    user_data.commit_changes(&ctx.data().database).await;
+
+    ctx.send(
+        CreateReply::default().ephemeral(true).embed(
+            CreateEmbed::new()
+                .title("DMs permitted")
+                .description("You will receive a message if a user sets a DM reminder for you.")
+                .color(*THEME_COLOR),
+        ),
+    )
+    .await?;
+
+    Ok(())
+}

src/commands/allowed_dm/unset_allowed_dm.rs

@@ -0,0 +1,25 @@
+use poise::{serenity_prelude::CreateEmbed, CreateReply};
+
+use crate::{consts::THEME_COLOR, models::CtxData, Context, Error};
+
+/// Block other users from setting reminders in your direct messages
+#[poise::command(slash_command, rename = "block", identifying_name = "unset_allowed_dm")]
+pub async fn unset_allowed_dm(ctx: Context<'_>) -> Result<(), Error> {
+    let mut user_data = ctx.author_data().await?;
+    user_data.allowed_dm = false;
+    user_data.commit_changes(&ctx.data().database).await;
+
+    ctx.send(
+        CreateReply::default().ephemeral(true).embed(
+            CreateEmbed::new()
+                .title("DMs blocked")
+                .description(
+                    "You can still set DM reminders for yourself or for users with DMs enabled.",
+                )
+                .color(*THEME_COLOR),
+        ),
+    )
+    .await?;
+
+    Ok(())
+}