Can open new conversations

src/api_data/conversation_message_api.rs

@@ -0,0 +1,42 @@
+//! # Conversation message API
+//!
+//! API representation of a conversation message
+//!
+//! @author Pierre HUBERT
+
+use serde::Serialize;
+
+use crate::data::conversation_message::ConversationMessage;
+use crate::utils::user_data_utils::user_data_url;
+
+#[derive(Serialize)]
+#[allow(non_snake_case)]
+pub struct ConversationMessageAPI {
+    ID: u64,
+    convID: u64,
+    ID_user: u64,
+    time_insert: u64,
+    message: String,
+    image_path: Option<String>,
+}
+
+impl ConversationMessageAPI {
+    /// Turn a conversation message into an API entry
+    pub fn new(msg: &ConversationMessage) -> ConversationMessageAPI {
+        ConversationMessageAPI {
+            ID: msg.id,
+            convID: msg.conv_id,
+            ID_user: msg.user_id as u64,
+            time_insert: msg.time_sent,
+            message: msg.message.clone().unwrap_or(String::new()),
+            image_path: msg.image_path.as_ref().map(|f| user_data_url(f)),
+        }
+    }
+
+    /// Turn a list of conversation messages into API entries
+    pub fn for_list(l: &Vec<ConversationMessage>) -> Vec<ConversationMessageAPI> {
+        l.iter()
+            .map(|m| ConversationMessageAPI::new(m))
+            .collect()
+    }
+}

src/api_data/conversations_refresh_api.rs

@@ -0,0 +1,37 @@
+//! # Conversation refresh result
+//!
+//! Note : this structure is now deprecated and should no longer be used for further developments
+//!
+//! @author Pierre Hubert
+
+use std::collections::HashMap;
+
+use serde::Serialize;
+
+use crate::api_data::conversation_message_api::ConversationMessageAPI;
+use crate::data::conversation_message::ConversationMessage;
+
+#[derive(Serialize)]
+#[allow(non_snake_case)]
+pub struct ConversationRefreshResultAPI {
+    #[serde(flatten)]
+    list: HashMap<String, Vec<ConversationMessageAPI>>,
+}
+
+impl ConversationRefreshResultAPI {
+    /// Create a new list
+    pub fn new(list: HashMap<u64, Vec<ConversationMessage>>) -> ConversationRefreshResultAPI {
+        let list = list
+            .iter()
+            .map(|v| (
+                format!("conversation-{}", v.0),
+                ConversationMessageAPI::for_list(v.1)
+            ))
+            .collect();
+
+        ConversationRefreshResultAPI {
+            list
+        }
+    }
+}
+

src/api_data/mod.rs

@@ -17,4 +17,6 @@ pub mod res_find_virtual_directory;
 pub mod res_create_conversation;
 pub mod conversation_api;
 mod legacy_api_bool;
-pub mod res_find_private_conversations;
+pub mod res_find_private_conversations;
+pub mod conversation_message_api;
+pub mod conversations_refresh_api;

src/controllers/conversations_controller.rs

@@ -2,7 +2,10 @@
 //!
 //! @author Pierre Hubert
 
+use std::collections::HashMap;
+
 use crate::api_data::conversation_api::ConversationAPI;
+use crate::api_data::conversations_refresh_api::ConversationRefreshResultAPI;
 use crate::api_data::res_create_conversation::ResCreateConversation;
 use crate::api_data::res_find_private_conversations::ResFindPrivateConversations;
 use crate::controllers::routes::RequestResult;
@@ -160,5 +163,24 @@ pub fn find_private(r: &mut HttpRequestHandler) -> RequestResult {
 ///
 /// This method was used only by ComunicWeb before the introduction of WebSockets
 pub fn refresh_list(r: &mut HttpRequestHandler) -> RequestResult {
-    r.success("Can implement")
+    let mut list = HashMap::new();
+
+    // Check for new conversations
+    if r.has_post_parameter("newConversations") {
+        for conv_id in r.post_numbers_list("newConversations", 0)? {
+            if !conversations_helper::does_user_belongs_to(r.user_id()?, conv_id as u64)? {
+                r.forbidden(format!("Your do not belongs to conversation {} !", conv_id))?;
+            }
+
+            let msgs_conv = conversations_helper::get_last_messages(conv_id as u64, 10)?;
+            list.insert(conv_id as u64, msgs_conv);
+
+            //TODO : mark user seen
+        }
+
+        // TODO : Check for refresh of already initialized conversations
+    }
+
+
+    r.set_response(ConversationRefreshResultAPI::new(list))
 }

src/data/conversation_message.rs

@@ -0,0 +1,15 @@
+//! # Conversation message
+//!
+//! Information about a single conversation message
+
+use crate::data::user::UserID;
+
+/// Information about a single conversation message
+pub struct ConversationMessage {
+    pub id: u64,
+    pub time_sent: u64,
+    pub conv_id: u64,
+    pub user_id: UserID,
+    pub message: Option<String>,
+    pub image_path: Option<String>,
+}

src/data/mod.rs

@@ -8,4 +8,5 @@ pub mod user;
 pub mod user_token;
 pub mod custom_emoji;
 pub mod new_conversation;
-pub mod conversation;
+pub mod conversation;
+pub mod conversation_message;

src/helpers/conversations_helper.rs

@@ -2,7 +2,7 @@
 //!
 //! @author Pierre Hubert
 
-use crate::constants::database_tables_names::{CONV_LIST_TABLE, CONV_USERS_TABLE};
+use crate::constants::database_tables_names::{CONV_LIST_TABLE, CONV_USERS_TABLE, CONV_MESSAGES_TABLE};
 use crate::data::conversation::Conversation;
 use crate::data::error::{ExecError, ResultBoxError};
 use crate::data::new_conversation::NewConversation;
@@ -10,6 +10,7 @@ use crate::data::user::UserID;
 use crate::helpers::database::InsertQuery;
 use crate::helpers::database;
 use crate::utils::date_utils::time;
+use crate::data::conversation_message::ConversationMessage;
 
 /// Create a new conversation. This method returns the ID of the created conversation
 pub fn create(conv: &NewConversation) -> ResultBoxError<u64> {
@@ -199,6 +200,19 @@ pub fn find_private(user_1: UserID, user_2: UserID) -> ResultBoxError<Vec<u64>>
         .exec(|f|f.get_u64("conv_id"))
 }
 
+/// Get the last messages posted in a conversation
+pub fn get_last_messages(conv_id: u64, number_of_messages: u64) -> ResultBoxError<Vec<ConversationMessage>> {
+    database::QueryInfo::new(CONV_MESSAGES_TABLE)
+        .cond_u64("conv_id", conv_id)
+        .set_limit(number_of_messages)
+        .set_order("id DESC")
+        .exec(db_to_conversation_message)
+        .map(|mut l| {
+            l.sort_by(|a,b| a.id.partial_cmp(&b.id).unwrap());
+            l
+        })
+}
+
 /// Turn a database entry into a ConversationInfo object
 fn db_to_conversation_info(row: &database::RowResult) -> ResultBoxError<Conversation> {
     let conv_id = row.get_u64("id")?;
@@ -213,4 +227,17 @@ fn db_to_conversation_info(row: &database::RowResult) -> ResultBoxError<Conversa
         following: row.get_legacy_bool("following")?,
         saw_last_message: row.get_legacy_bool("saw_last_message")?,
     })
+}
+
+
+/// Turn a database entry into a ConversationMessgae object
+fn db_to_conversation_message(row: &database::RowResult) -> ResultBoxError<ConversationMessage> {
+    Ok(ConversationMessage {
+        id: row.get_u64("id")?,
+        time_sent: row.get_u64("time_insert")?,
+        conv_id: row.get_u64("conv_id")?,
+        user_id: row.get_user_id("user_id")?,
+        message: row.get_optional_str("message")?,
+        image_path: row.get_optional_str("image_path")?
+    })
 }

src/helpers/database.rs

@@ -150,6 +150,12 @@ impl QueryInfo {
         self
     }
 
+    /// Set the limit for the request
+    pub fn set_limit(mut self, value: u64) -> QueryInfo {
+        self.limit = value;
+        self
+    }
+
     /// Set results ordering
     pub fn set_order(mut self, order: &str) -> QueryInfo {
         self.order = Some(order.to_string());