116 lines
3.5 KiB
Rust
116 lines
3.5 KiB
Rust
use crate::util::result::{Error, Result};
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use crate::{database::*, notifications::events::ClientboundNotification};
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use mongodb::bson::doc;
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#[delete("/<target>")]
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pub async fn req(user: User, target: Ref) -> Result<()> {
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let target = target.fetch_channel().await?;
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let perm = permissions::PermissionCalculator::new(&user)
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.with_channel(&target)
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.for_channel()
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.await?;
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if !perm.get_view() {
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Err(Error::MissingPermission)?
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}
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match &target {
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Channel::SavedMessages { .. } => Err(Error::NoEffect),
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Channel::DirectMessage { .. } => {
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get_collection("channels")
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.update_one(
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doc! {
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"_id": target.id()
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},
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doc! {
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"$set": {
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"active": false
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}
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},
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None,
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)
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.await
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.map_err(|_| Error::DatabaseError {
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operation: "update_one",
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with: "channel",
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})?;
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Ok(())
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}
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Channel::Group {
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id,
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owner,
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recipients,
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..
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} => {
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if &user.id == owner {
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if let Some(new_owner) = recipients.iter().find(|x| *x != &user.id) {
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get_collection("channels")
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.update_one(
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doc! {
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"_id": &id
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},
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doc! {
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"$set": {
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"owner": new_owner
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},
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"$pull": {
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"recipients": &user.id
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}
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},
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None,
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)
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.await
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.map_err(|_| Error::DatabaseError {
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operation: "update_one",
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with: "channel",
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})?;
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target.publish_update(json!({ "owner": new_owner })).await?;
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} else {
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return target.delete().await;
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}
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} else {
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get_collection("channels")
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.update_one(
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doc! {
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"_id": &id
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},
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doc! {
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"$pull": {
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"recipients": &user.id
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}
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},
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None,
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)
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.await
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.map_err(|_| Error::DatabaseError {
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operation: "update_one",
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with: "channel",
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})?;
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}
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ClientboundNotification::ChannelGroupLeave {
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id: id.clone(),
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user: user.id.clone(),
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}
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.publish(id.clone())
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.await
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.ok();
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Message::create(
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"00000000000000000000000000".to_string(),
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id.clone(),
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// ! FIXME: make a schema for this
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format!("{{\"type\":\"user_left\",\"id\":\"{}\"}}", user.id),
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)
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.publish(&target)
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.await
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.ok();
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Ok(())
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}
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}
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}
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