Can create group conversation

src/api_data/mod.rs

@@ -67,4 +67,5 @@ pub mod call_peer_ready;
 pub mod call_peer_interrupted_streaming;
 pub mod res_check_password_token;
 pub mod removed_user_from_conv_message;
-pub mod user_is_writing_message_in_conversation;
+pub mod user_is_writing_message_in_conversation;
+pub mod res_create_conversation_for_group;

src/api_data/res_create_conversation_for_group.rs

@@ -0,0 +1,20 @@
+//! # Conversation for group creation result
+//!
+//! This structure returns the ID of the create conversation
+
+use serde::Serialize;
+
+use crate::data::conversation::ConvID;
+
+#[derive(Serialize)]
+pub struct ResCreateConversationForGroup {
+    conv_id: u64
+}
+
+impl ResCreateConversationForGroup {
+    pub fn new(conv_id: ConvID) -> Self {
+        Self {
+            conv_id: conv_id.id()
+        }
+    }
+}

src/controllers/conversations_controller.rs

@@ -45,6 +45,7 @@ pub fn create(r: &mut HttpRequestHandler) -> RequestResult {
         can_everyone_add_members: r.post_bool_opt("canEveryoneAddMembers", true),
         color: r.post_color_opt("color")?,
         group_id: None,
+        group_min_membership_level: None,
         logo: None,
     };
 
@@ -146,7 +147,7 @@ pub fn add_member(r: &mut HttpRequestHandler) -> RequestResult {
         r.bad_request("This user is already a member of this conversation!".to_string())?;
     }
 
-    conversations_helper::add_member(conv.id, &user_to_add, true, false, r.user_id_ref()?)?;
+    conversations_helper::add_member(conv.id, &user_to_add, true, false, Some(r.user_id_ref()?))?;
 
     r.success("The user was added to the conversation!")
 }
@@ -194,7 +195,7 @@ pub fn remove_member(r: &mut HttpRequestHandler) -> RequestResult {
         r.bad_request("This user is not a member of this conversation!".to_string())?;
     }
 
-    conversations_helper::remove_member(&user_to_remove, conv.id, r.user_id_ref()?)?;
+    conversations_helper::remove_member(&user_to_remove, conv.id, Some(r.user_id_ref()?))?;
 
     r.ok()
 }
@@ -225,6 +226,7 @@ pub fn find_private(r: &mut HttpRequestHandler) -> RequestResult {
             color: None,
             logo: None,
             group_id: None,
+            group_min_membership_level: None,
         };
         let conv_id = conversations_helper::create(&new_conv)?;
         list.push(conv_id);

src/controllers/groups_controller.rs

@@ -8,20 +8,35 @@ use crate::api_data::advanced_group_api::AdvancedGroupApi;
 use crate::api_data::group_api::GroupApi;
 use crate::api_data::group_member_api::GroupMemberAPI;
 use crate::api_data::res_change_group_logo::ResChangeGroupLogo;
+use crate::api_data::res_create_conversation_for_group::ResCreateConversationForGroup;
 use crate::api_data::res_create_group::GroupCreationResult;
 use crate::constants::{DEFAULT_GROUP_LOGO, PATH_GROUPS_LOGOS};
 use crate::data::base_request_handler::BaseRequestHandler;
+use crate::data::error::Res;
 use crate::data::group::{Group, GroupAccessLevel, GroupPostsCreationLevel, GroupRegistrationLevel, GroupVisibilityLevel};
 use crate::data::group_id::GroupID;
 use crate::data::group_member::{GroupMember, GroupMembershipLevel};
 use crate::data::http_request_handler::HttpRequestHandler;
 use crate::data::new_group::NewGroup;
 use crate::data::notification::NotifEventType;
-use crate::helpers::{groups_helper, notifications_helper, virtual_directory_helper};
+use crate::helpers::{conversations_helper, groups_helper, notifications_helper, virtual_directory_helper};
 use crate::helpers::virtual_directory_helper::VirtualDirType;
 use crate::routes::RequestResult;
 use crate::utils::date_utils::time;
 
+impl HttpRequestHandler {
+    /// Get membership level for a conversation
+    pub fn post_group_membership_level_for_conversation(&mut self, name: &str) -> Res<GroupMembershipLevel> {
+        let level = GroupMembershipLevel::from_api(&self.post_string(name)?);
+
+        if !level.is_at_least_member() {
+            self.bad_request("Specified membership level is not enough!".to_string())?;
+        }
+
+        Ok(level)
+    }
+}
+
 /// Create a new group
 pub fn create(r: &mut HttpRequestHandler) -> RequestResult {
     let new_group = NewGroup {
@@ -153,6 +168,17 @@ pub fn delete_logo(r: &mut HttpRequestHandler) -> RequestResult {
     r.set_response(ResChangeGroupLogo::new(DEFAULT_GROUP_LOGO))
 }
 
+/// Create a new group's conversation
+pub fn create_conversation(r: &mut HttpRequestHandler) -> RequestResult {
+    let group = r.post_group_id_with_access("group_id", GroupAccessLevel::ADMIN_ACCESS)?;
+    let min_membership_level = r.post_group_membership_level_for_conversation("min_membership_level")?;
+    let name = r.post_string("name")?;
+
+    let conv_id = conversations_helper::create_conversation_for_group(group, min_membership_level, &name)?;
+
+    r.set_response(ResCreateConversationForGroup::new(conv_id))
+}
+
 /// Get the list of members of a group
 pub fn get_members(r: &mut HttpRequestHandler) -> RequestResult {
     let group_id = r.post_group_id("id")?;

src/data/conversation.rs

@@ -4,6 +4,7 @@
 
 use crate::data::group_id::GroupID;
 use crate::data::user::UserID;
+use crate::data::group_member::GroupMembershipLevel;
 
 #[derive(Copy, Debug, PartialEq, Eq, Clone, Hash)]
 pub struct ConvID(u64);
@@ -38,6 +39,7 @@ pub struct Conversation {
     pub logo: Option<String>,
     pub creation_time: u64,
     pub group_id: Option<GroupID>,
+    pub min_group_membership_level: Option<GroupMembershipLevel>,
     pub can_everyone_add_members: bool,
     pub last_activity: u64,
     pub members: Vec<ConversationMember>,
@@ -59,6 +61,11 @@ impl Conversation {
 
     /// Check out whether this conversation is managed or not
     pub fn is_managed(&self) -> bool {
+        self.is_linked_to_group()
+    }
+
+    /// Check if this conversation is linked to a group
+    pub fn is_linked_to_group(&self) -> bool {
         self.group_id.is_some()
     }
 

src/data/group_member.rs

@@ -5,7 +5,7 @@
 use crate::data::group_id::GroupID;
 use crate::data::user::UserID;
 
-#[derive(PartialEq, Eq, PartialOrd)]
+#[derive(PartialEq, Eq, PartialOrd, Debug)]
 pub enum GroupMembershipLevel {
     ADMINISTRATOR = 0,
     MODERATOR = 1,
@@ -20,6 +20,13 @@ pub enum GroupMembershipLevel {
 }
 
 impl GroupMembershipLevel {
+    pub fn is_at_least_member(&self) -> bool {
+        matches!(
+            &self,
+            GroupMembershipLevel::ADMINISTRATOR | GroupMembershipLevel::MODERATOR | GroupMembershipLevel::MEMBER
+        )
+    }
+
     pub fn to_api(&self) -> String {
         match self {
             GroupMembershipLevel::ADMINISTRATOR => "administrator",
@@ -54,6 +61,10 @@ pub struct GroupMember {
 }
 
 impl GroupMember {
+    pub fn is_admin(&self) -> bool {
+        self.level == GroupMembershipLevel::ADMINISTRATOR
+    }
+
     /// Check if a member of a group is a least a moderator of this group
     pub fn is_moderator(&self) -> bool {
         self.level <= GroupMembershipLevel::MODERATOR

src/data/new_conversation.rs

@@ -5,6 +5,7 @@
 use std::collections::HashSet;
 
 use crate::data::group_id::GroupID;
+use crate::data::group_member::GroupMembershipLevel;
 use crate::data::user::UserID;
 
 #[derive(Debug)]
@@ -12,6 +13,7 @@ pub struct NewConversation {
     pub owner_id: UserID,
     pub name: Option<String>,
     pub group_id: Option<GroupID>,
+    pub group_min_membership_level: Option<GroupMembershipLevel>,
     pub color: Option<String>,
     pub logo: Option<String>,
     pub owner_following: bool,

src/helpers/conversations_helper.rs

@@ -6,10 +6,12 @@ use crate::constants::database_tables_names::{CONV_LIST_TABLE, CONV_MEMBERS_TABL
 use crate::data::conversation::{Conversation, ConversationMember, ConvID, NewConversationSettings};
 use crate::data::conversation_message::{ConversationMessage, ConversationMessageFile, ConversationServerMessageType, UserAddedAnotherUserToConversation, UserRemovedAnotherUserToConversation};
 use crate::data::error::{ExecError, Res, ResultBoxError};
+use crate::data::group_id::GroupID;
+use crate::data::group_member::GroupMembershipLevel;
 use crate::data::new_conversation::NewConversation;
 use crate::data::new_conversation_message::NewConversationMessage;
 use crate::data::user::{User, UserID};
-use crate::helpers::{database, events_helper};
+use crate::helpers::{database, events_helper, groups_helper};
 use crate::helpers::database::{InsertQuery, UpdateInfo};
 use crate::helpers::events_helper::Event;
 use crate::utils::date_utils::time;
@@ -26,25 +28,47 @@ pub fn create(conv: &NewConversation) -> Res<ConvID> {
         .add_opt_str("logo", Option::from(&conv.logo))
         .add_legacy_bool("can_everyone_add_members", conv.can_everyone_add_members)
         .add_opt_group_id("group_id", conv.group_id.clone())
+        .add_opt_u32("min_group_membership_level",
+                     conv.group_min_membership_level.as_ref().map(|s| s.to_db()))
         .insert()?
         .map(|i| ConvID::new(i))
         .ok_or(ExecError::new("missing result conv id!"))?;
 
-    // Add the creator of the conversation
-    add_member(conv_id, &conv.owner_id, conv.owner_following, true, &conv.owner_id)?;
+    // Initialize the list of members of the group
+    if conv.group_id.is_some() {
+        update_members_list_for_group_conversation(conv_id)?;
+    } else {
+        // Add the creator of the conversation
+        add_member(conv_id, &conv.owner_id, conv.owner_following, true, Some(&conv.owner_id))?;
 
-    // Add other members to the conversation
-    for member in &conv.members {
-        if !member.eq(&conv.owner_id) {
-            add_member(conv_id, member, true, false, &conv.owner_id)?;
+        // Add other members to the conversation
+        for member in &conv.members {
+            if !member.eq(&conv.owner_id) {
+                add_member(conv_id, member, true, false, Some(&conv.owner_id))?;
+            }
         }
     }
 
     Ok(conv_id)
 }
 
+/// Create a conversation for a group
+pub fn create_conversation_for_group(group_id: GroupID, min_membership_level: GroupMembershipLevel, name: &String) -> Res<ConvID> {
+    create(&NewConversation {
+        owner_id: UserID::invalid(),
+        name: Some(name.to_string()),
+        group_id: Some(group_id),
+        group_min_membership_level: Some(min_membership_level),
+        color: None,
+        logo: None,
+        owner_following: false,
+        members: Default::default(),
+        can_everyone_add_members: false,
+    })
+}
+
 /// Add a member to a conversation
-pub fn add_member(conv_id: ConvID, user_id: &UserID, following: bool, admin: bool, adder: &UserID) -> Res {
+pub fn add_member(conv_id: ConvID, user_id: &UserID, following: bool, admin: bool, adder: Option<&UserID>) -> Res {
     InsertQuery::new(CONV_MEMBERS_TABLE)
         .add_conv_id("conv_id", conv_id)
         .add_user_id("user_id", user_id)
@@ -54,21 +78,25 @@ pub fn add_member(conv_id: ConvID, user_id: &UserID, following: bool, admin: boo
         .add_u64("last_message_seen", 0)
         .insert()?;
 
-    // Create a message
-    if adder != user_id {
-        send_message(
-            &NewConversationMessage::new_server_message(
-                conv_id,
-                ConversationServerMessageType::UserAddedAnotherUserToConversation(UserAddedAnotherUserToConversation {
-                    user_who_added: adder.clone(),
-                    user_added: user_id.clone(),
-                }),
-            )
-        )?;
-    } else {
-        send_message(&NewConversationMessage::new_server_message(
-            conv_id, ConversationServerMessageType::UserCreatedConversation(user_id.clone()),
-        ))?;
+    // Send the messages (if possible, no messages are created for groups conversations)
+    if let Some(adder) = adder {
+
+        // Create a message
+        if adder != user_id {
+            send_message(
+                &NewConversationMessage::new_server_message(
+                    conv_id,
+                    ConversationServerMessageType::UserAddedAnotherUserToConversation(UserAddedAnotherUserToConversation {
+                        user_who_added: adder.clone(),
+                        user_added: user_id.clone(),
+                    }),
+                )
+            )?;
+        } else {
+            send_message(&NewConversationMessage::new_server_message(
+                conv_id, ConversationServerMessageType::UserCreatedConversation(user_id.clone()),
+            ))?;
+        }
     }
 
     Ok(())
@@ -427,10 +455,50 @@ pub fn remove_user_from_conversation(user_id: &UserID, conv: &Conversation, remo
     if conv.is_last_admin(user_id) {
         delete_conversation(conv)
     } else {
-        remove_member(user_id, conv.id, remover)
+        remove_member(user_id, conv.id, Some(remover))
     }
 }
 
+/// Update the list of members for a group conversation
+pub fn update_members_list_for_group_conversation(conv_id: ConvID) -> Res {
+    let conv = get_single(conv_id)?;
+
+    if !conv.is_linked_to_group() {
+        return Err(ExecError::boxed_new("Attempted to update members list for a non-group conversation!"));
+    }
+
+    let group_members = groups_helper::get_list_members(conv.group_id.as_ref().unwrap())?;
+
+    // Add missing memberships / Update existing invalid memberships
+    for member in &group_members {
+        let conv_member = conv.members.iter().filter(|f| f.user_id == member.user_id).next();
+
+        if let Some(conv_member) = conv_member {
+            // Update admin status, if required
+            if conv_member.is_admin != member.is_admin() {
+                set_admin(&conv_id, &member.user_id, member.is_admin())?;
+            }
+        }
+
+        // Create the member
+        else if conv.min_group_membership_level.as_ref().unwrap() >= &member.level {
+            add_member(conv_id, &member.user_id, true, member.is_admin(), None)?;
+        }
+    }
+
+    // Remove memberships that have to be removed
+    for conv_member in &conv.members {
+        let member = group_members.iter().filter(|m| m.user_id == conv_member.user_id).next();
+
+        // Remove the member, if required
+        if member.is_none() || conv.min_group_membership_level.as_ref().unwrap() < &member.unwrap().level {
+            remove_member(&conv_member.user_id, conv_id, None)?;
+        }
+    }
+
+    Ok(())
+}
+
 /// Remove permanently a conversation
 pub fn delete_conversation(conv: &Conversation) -> ResultBoxError<()> {
     // Delete all the messages of the conversations
@@ -460,7 +528,7 @@ pub fn delete_conversation(conv: &Conversation) -> ResultBoxError<()> {
 }
 
 /// Delete a conversation membership
-pub fn remove_member(user_id: &UserID, conv_id: ConvID, remover: &UserID) -> ResultBoxError<()> {
+pub fn remove_member(user_id: &UserID, conv_id: ConvID, remover: Option<&UserID>) -> ResultBoxError<()> {
     for msg in get_user_messages_for_conversations(conv_id, user_id)? {
         delete_message(&msg)?;
     }
@@ -472,19 +540,21 @@ pub fn remove_member(user_id: &UserID, conv_id: ConvID, remover: &UserID) -> Res
         .exec()?;
 
     // Create a message
-    if remover == user_id {
-        send_message(&NewConversationMessage::new_server_message(
-            conv_id,
-            ConversationServerMessageType::UserLeftConversation(user_id.clone()),
-        ))?;
-    } else {
-        send_message(&NewConversationMessage::new_server_message(
-            conv_id,
-            ConversationServerMessageType::UserRemovedFromConversation(UserRemovedAnotherUserToConversation {
-                user_who_removed: remover.clone(),
-                user_removed: user_id.clone(),
-            }),
-        ))?;
+    if let Some(remover) = remover {
+        if remover == user_id {
+            send_message(&NewConversationMessage::new_server_message(
+                conv_id,
+                ConversationServerMessageType::UserLeftConversation(user_id.clone()),
+            ))?;
+        } else {
+            send_message(&NewConversationMessage::new_server_message(
+                conv_id,
+                ConversationServerMessageType::UserRemovedFromConversation(UserRemovedAnotherUserToConversation {
+                    user_who_removed: remover.clone(),
+                    user_removed: user_id.clone(),
+                }),
+            ))?;
+        }
     }
 
     // Propagate event
@@ -537,6 +607,8 @@ fn db_to_conversation_info(row: &database::RowResult) -> ResultBoxError<Conversa
         last_activity: row.get_u64("last_activity")?,
         creation_time: row.get_u64("creation_time")?,
         group_id: row.get_optional_group_id("group_id")?,
+        min_group_membership_level: row.get_optional_u32("min_group_membership_level")?
+            .map(GroupMembershipLevel::from_db),
     })
 }
 

src/helpers/database.rs

@@ -325,6 +325,13 @@ impl<'a> RowResult<'a> {
         }
     }
 
+    pub fn get_optional_u32(&self, name: &str) -> ResultBoxError<Option<u32>> {
+        match self.is_null(name)? {
+            true => Ok(None),
+            false => Ok(Some(self.get_u32(name)?))
+        }
+    }
+
     /// Get an optional unsigned number  => Set to None if value is null / empty / 0
     pub fn get_optional_positive_u64(&self, name: &str) -> ResultBoxError<Option<u64>> {
         Ok(match self.get_optional_u64(name)? {
@@ -615,6 +622,14 @@ impl InsertQuery {
         self
     }
 
+    /// Add an optional number. If None, Null will be inserted
+    pub fn add_opt_u32(mut self, key: &str, value: Option<u32>) -> InsertQuery {
+        self.values.insert(key.to_string(), value
+            .map(|u| Value::UInt(u as u64))
+            .unwrap_or(Value::NULL));
+        self
+    }
+
     /// Add an optional user ID. If None, Null will be inserted
     pub fn add_opt_user_id(self, key: &str, value: Option<UserID>) -> InsertQuery {
         self.add_opt_u64(key, value.map(|u| u.id()))

src/helpers/groups_helper.rs

@@ -487,6 +487,8 @@ pub fn delete(group_id: &GroupID) -> ResultBoxError {
     // Delete all group related notifications
     notifications_helper::delete_all_related_with_group(group_id)?;
 
+    // TODO : delete all conversations related with the group
+
     // Delete all group members
     database::DeleteQuery::new(GROUPS_MEMBERS_TABLE)
         .cond_group_id("groups_id", group_id)

src/routes.rs

@@ -227,6 +227,7 @@ pub fn get_routes() -> Vec<Route> {
         Route::post("/groups/checkVirtualDirectory", Box::new(groups_controller::check_virtual_dir)),
         Route::post("/groups/upload_logo", Box::new(groups_controller::upload_logo)),
         Route::post("/groups/delete_logo", Box::new(groups_controller::delete_logo)),
+        Route::post("/groups/create_conversation", Box::new(groups_controller::create_conversation)),
         Route::post("/groups/get_members", Box::new(groups_controller::get_members)),
         Route::post("/groups/invite", Box::new(groups_controller::invite_user)),
         Route::post("/groups/cancel_invitation", Box::new(groups_controller::cancel_invitation)),