Add fetch owned, public and specific bots for #8.

src/routes/bots/fetch_owned.rs

@@ -0,0 +1,52 @@
+use crate::database::*;
+use crate::util::result::{Error, Result};
+
+use futures::StreamExt;
+use mongodb::bson::{Document, doc, from_document};
+use serde_json::Value;
+
+#[get("/@me")]
+pub async fn fetch_owned_bots(user: User) -> Result<Value> {
+    let bots = get_collection("bots")
+        .find(
+            doc! {
+                "owner": &user.id
+            },
+            None
+        )
+        .await
+        .map_err(|_| Error::DatabaseError {
+            with: "bots",
+            operation: "find"
+        })?
+        .filter_map(async move |s| s.ok())
+        .collect::<Vec<Document>>()
+        .await
+        .into_iter()
+        .filter_map(|x| from_document(x).ok())
+        .collect::<Vec<Bot>>();
+    
+    let users = get_collection("users")
+        .find(
+            doc! {
+                "bot.owner": &user.id
+            },
+            None
+        )
+        .await
+        .map_err(|_| Error::DatabaseError {
+            with: "users",
+            operation: "find"
+        })?
+        .filter_map(async move |s| s.ok())
+        .collect::<Vec<Document>>()
+        .await
+        .into_iter()
+        .filter_map(|x| from_document(x).ok())
+        .collect::<Vec<User>>();
+    
+    Ok(json!({
+        "bots": bots,
+        "users": users
+    }))
+}