forked from jmug/stoatchat
90 lines
2.3 KiB
Rust
90 lines
2.3 KiB
Rust
use crate::database::*;
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use crate::util::result::{Error, Result};
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use crate::util::variables::MAX_GROUP_SIZE;
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use mongodb::bson::doc;
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use rocket::serde::json::{Json, Value};
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use serde::{Deserialize, Serialize};
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use std::collections::HashSet;
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use std::iter::FromIterator;
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use ulid::Ulid;
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use validator::Validate;
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#[derive(Validate, Serialize, Deserialize)]
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pub struct Data {
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#[validate(length(min = 1, max = 32))]
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name: String,
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#[validate(length(min = 0, max = 1024))]
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description: Option<String>,
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// Maximum length of 36 allows both ULIDs and UUIDs.
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#[validate(length(min = 1, max = 36))]
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nonce: String,
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users: Vec<String>,
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#[serde(skip_serializing_if = "Option::is_none")]
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nsfw: Option<bool>
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}
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#[post("/create", data = "<info>")]
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pub async fn req(user: User, info: Json<Data>) -> Result<Value> {
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if user.bot.is_some() {
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return Err(Error::IsBot)
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}
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let info = info.into_inner();
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info.validate()
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.map_err(|error| Error::FailedValidation { error })?;
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let mut set: HashSet<String> = HashSet::from_iter(info.users.iter().cloned());
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set.insert(user.id.clone());
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if set.len() > *MAX_GROUP_SIZE {
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Err(Error::GroupTooLarge {
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max: *MAX_GROUP_SIZE,
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})?
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}
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for target in &set {
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match get_relationship(&user, target) {
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RelationshipStatus::Friend | RelationshipStatus::User => {}
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_ => {
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return Err(Error::NotFriends);
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}
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}
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}
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if get_collection("channels")
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.find_one(
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doc! {
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"nonce": &info.nonce
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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: "find_one",
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with: "channel",
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})?
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.is_some()
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{
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Err(Error::DuplicateNonce)?
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}
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let id = Ulid::new().to_string();
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let channel = Channel::Group {
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id,
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nonce: Some(info.nonce),
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name: info.name,
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description: info.description,
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owner: user.id,
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recipients: set.into_iter().collect::<Vec<String>>(),
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icon: None,
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last_message_id: None,
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permissions: None,
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nsfw: info.nsfw.unwrap_or_default()
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};
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channel.clone().publish().await?;
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Ok(json!(channel))
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}
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