Files
stoatchat/src/routes/users/add_friend.rs
2021-01-19 11:47:36 +00:00

150 lines
5.1 KiB
Rust

use crate::database::*;
use crate::notifications::events::ClientboundNotification;
use crate::util::result::{Error, Result};
use futures::try_join;
use mongodb::bson::doc;
use mongodb::options::{Collation, FindOneOptions};
use rocket_contrib::json::JsonValue;
#[put("/<username>/friend")]
pub async fn req(user: User, username: String) -> Result<JsonValue> {
let col = get_collection("users");
let doc = col
.find_one(
doc! {
"username": username
},
FindOneOptions::builder()
.collation(Collation::builder().locale("en").strength(2).build())
.build(),
)
.await
.map_err(|_| Error::DatabaseError {
operation: "find_one",
with: "user",
})?
.ok_or_else(|| Error::UnknownUser)?;
let target_id = doc.get_str("_id").map_err(|_| Error::DatabaseError {
operation: "get_str(_id)",
with: "user",
})?;
match get_relationship(&user, &target_id) {
RelationshipStatus::User => return Err(Error::NoEffect),
RelationshipStatus::Friend => return Err(Error::AlreadyFriends),
RelationshipStatus::Outgoing => return Err(Error::AlreadySentRequest),
RelationshipStatus::Blocked => return Err(Error::Blocked),
RelationshipStatus::BlockedOther => return Err(Error::BlockedByOther),
RelationshipStatus::Incoming => {
match try_join!(
col.update_one(
doc! {
"_id": &user.id,
"relations._id": target_id
},
doc! {
"$set": {
"relations.$.status": "Friend"
}
},
None
),
col.update_one(
doc! {
"_id": target_id,
"relations._id": &user.id
},
doc! {
"$set": {
"relations.$.status": "Friend"
}
},
None
)
) {
Ok(_) => {
try_join!(
ClientboundNotification::UserRelationship {
id: user.id.clone(),
user: target_id.to_string(),
status: RelationshipStatus::Friend
}
.publish(user.id.clone()),
ClientboundNotification::UserRelationship {
id: target_id.to_string(),
user: user.id.clone(),
status: RelationshipStatus::Friend
}
.publish(target_id.to_string())
)
.ok();
Ok(json!({ "status": "Friend" }))
}
Err(_) => Err(Error::DatabaseError {
operation: "update_one",
with: "user",
}),
}
}
RelationshipStatus::None => {
match try_join!(
col.update_one(
doc! {
"_id": &user.id
},
doc! {
"$push": {
"relations": {
"_id": target_id,
"status": "Outgoing"
}
}
},
None
),
col.update_one(
doc! {
"_id": target_id
},
doc! {
"$push": {
"relations": {
"_id": &user.id,
"status": "Incoming"
}
}
},
None
)
) {
Ok(_) => {
try_join!(
ClientboundNotification::UserRelationship {
id: user.id.clone(),
user: target_id.to_string(),
status: RelationshipStatus::Outgoing
}
.publish(user.id.clone()),
ClientboundNotification::UserRelationship {
id: target_id.to_string(),
user: user.id.clone(),
status: RelationshipStatus::Incoming
}
.publish(target_id.to_string())
)
.ok();
Ok(json!({ "status": "Outgoing" }))
}
Err(_) => Err(Error::DatabaseError {
operation: "update_one",
with: "user",
}),
}
}
}
}