Files
handmade-revolt-backend/src/database/mutual.rs
2020-04-10 21:06:46 +01:00

104 lines
2.6 KiB
Rust

use super::get_collection;
use bson::doc;
use mongodb::options::{FindOneOptions, FindOptions};
pub fn find_mutual_guilds(user_id: &str, target_id: &str) -> Vec<String> {
let col = get_collection("members");
if let Ok(result) = col.find(
doc! {
"$and": [
{ "id": user_id },
{ "id": target_id },
]
},
FindOptions::builder().projection(doc! { "_id": 1 }).build(),
) {
let mut results = vec![];
for doc in result {
if let Ok(guild) = doc {
results.push(guild.get_str("_id").unwrap().to_string());
}
}
results
} else {
vec![]
}
}
pub fn find_mutual_friends(user_id: &str, target_id: &str) -> Vec<String> {
let col = get_collection("users");
if let Ok(result) = col.find(
doc! {
"$and": [
{ "relations": { "$elemMatch": { "id": user_id, "status": 0 } } },
{ "relations": { "$elemMatch": { "id": target_id, "status": 0 } } },
]
},
FindOptions::builder().projection(doc! { "_id": 1 }).build(),
) {
let mut results = vec![];
for doc in result {
if let Ok(user) = doc {
results.push(user.get_str("_id").unwrap().to_string());
}
}
results
} else {
vec![]
}
}
pub fn find_mutual_groups(user_id: &str, target_id: &str) -> Vec<String> {
let col = get_collection("channels");
if let Ok(result) = col.find(
doc! {
"type": 1,
"$and": [
{ "recipients": user_id },
{ "recipients": target_id },
]
},
FindOptions::builder().projection(doc! { "_id": 1 }).build(),
) {
let mut results = vec![];
for doc in result {
if let Ok(group) = doc {
results.push(group.get_str("_id").unwrap().to_string());
}
}
results
} else {
vec![]
}
}
pub fn has_mutual_connection(user_id: &str, target_id: &str) -> bool {
let col = get_collection("guilds");
if let Ok(result) = col.find_one(
doc! {
"$and": [
{ "members": { "$elemMatch": { "id": user_id } } },
{ "members": { "$elemMatch": { "id": target_id } } },
]
},
FindOneOptions::builder()
.projection(doc! { "_id": 1 }) // ? TODO: fetch permissions
.build(),
) {
if result.is_some() {
true
} else {
false
}
} else {
false
}
}