Push working draft.

src/database/channel.rs

@@ -6,7 +6,7 @@ pub struct Channel {
     pub id: String,
     #[serde(rename = "type")]
     pub channel_type: u8,
-
+   
     pub last_message: Option<String>,
 
     // for Direct Messages
@@ -15,6 +15,7 @@ pub struct Channel {
 
     // for Guilds
     pub name: Option<String>,
+    pub guild: Option<String>,
 
     // for Guilds and Group DMs
     pub description: Option<String>,

src/database/guild.rs

@@ -1,4 +1,56 @@
 use serde::{Deserialize, Serialize};
+use bson::{bson, doc};
+
+use super::get_collection;
+use mongodb::options::FindOneOptions;
+
+bitfield! {
+    pub struct MemberPermissions(MSB0 [u8]);
+    u8;
+    pub get_access, set_access: 7;
+    pub get_create_invite, set_create_invite: 6;
+    pub get_kick_members, set_kick_members: 5;
+    pub get_ban_members, set_ban_members: 4;
+    pub get_read_messages, set_read_messages: 3;
+    pub get_send_messages, set_send_messages: 2;
+}
+
+pub fn find_member_permissions<C: Into<Option<String>>>(id: String, guild: String, channel: C) -> u8 {
+    let col = get_collection("guilds");
+
+    match col.find_one(
+        doc! {
+            "_id": &guild,
+            "members": {
+                "$elemMatch": {
+                    "id": &id,
+                }
+            }
+        },
+        FindOneOptions::builder()
+            .projection(
+                doc! {
+                    "members.$": 1,
+                    "owner": 1,
+                    "default_permissions": 1,
+                }
+            )
+            .build()
+    ) {
+        Ok(result) => {
+            if let Some(doc) = result {
+                if doc.get_str("owner").unwrap() == id {
+                    return u8::MAX;
+                }
+                
+                doc.get_i32("default_permissions").unwrap() as u8
+            } else {
+                0
+            }
+        },
+        Err(_) => 0
+    }
+}
 
 #[derive(Serialize, Deserialize, Debug)]
 pub struct Member {
@@ -24,4 +76,6 @@ pub struct Guild {
     pub channels: Vec<String>,
     pub members: Vec<Member>,
     pub invites: Vec<Invite>,
+
+    pub default_permissions: u32,
 }