implement load_user function

Cargo.lock

@@ -303,6 +303,7 @@ dependencies = [
  "libc",
  "num-integer",
  "num-traits",
+ "serde",
  "time",
  "winapi",
 ]
@@ -412,6 +413,7 @@ version = "0.0.2"
 dependencies = [
  "regex",
  "rusqlite",
+ "serde",
 ]
 
 [[package]]
@@ -1301,15 +1303,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.116"
+version = "1.0.125"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96fe57af81d28386a513cbc6858332abc6117cfdb5999647c6444b8f43a370a5"
+checksum = "558dc50e1a5a5fa7112ca2ce4effcb321b0300c0d4ccf0776a9f60cd89031171"
+dependencies = [
+ "serde_derive",
+]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.116"
+version = "1.0.125"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f630a6370fd8e457873b4bd2ffdae75408bc291ba72be773772a4c2a065d9ae8"
+checksum = "b093b7a2bb58203b5da3056c05b4ec1fed827dcfdb37347a8841695263b3d06d"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1394,9 +1399,9 @@ checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 
 [[package]]
 name = "syn"
-version = "1.0.58"
+version = "1.0.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc60a3d73ea6594cd712d830cc1f0390fd71542d8c8cd24e70cc54cdfd5e05d5"
+checksum = "f3a1d708c221c5a612956ef9f75b37e454e88d1f7b899fbd3a18d4252012d663"
 dependencies = [
  "proc-macro2",
  "quote",

Cargo.toml

@@ -22,7 +22,7 @@ serde = "1.0.116"
 serde_derive = "1.0.116"
 async-trait = "0.1.42"
 simple_logger = "1.11.0"
-chrono = "0.4.19"
+chrono = {version = "0.4.19", features = ["serde"]}
 
 [dependencies.fcpv2]
 path = "../FCPv2"

src/api/handlers.rs

@@ -1,9 +1,12 @@
 use super::request::*;
+use super::response::User;
+use super::response::UserList;
+use crate::chat::types::PackedMessage;
 use crate::chat::types::SP;
+use crate::db::{messages, users};
 use async_std::io::Result;
 use rusqlite::Connection;
-use crate::db::{messages, users};
-use crate::chat::types::PackedMessage;
+use serde_json::json;
 pub fn start_app(request: StartAppReq, server_sender: &SP) -> Result<()> {
     Ok(())
     //sending *JSON*, what everything is OK
@@ -14,9 +17,16 @@ pub fn stop_app(request: StopAppReq, conn: &Connection, server_sender: &SP) -> R
 }
 
 pub fn load_users(request: LoadUsersReq, conn: &Connection, server_sender: &SP) -> Result<()> {
-    let users = users::load_all_users(conn);
-    unimplemented!();
-    //sending *JSON*
+    let jsoned_users: Vec<_> = users::load_all_users(conn)
+        .unwrap()
+        .into_iter()
+        .map(|x| x.to_jsonable())
+        .collect();
+    let users: String = serde_json::to_string(&UserList {
+        users: jsoned_users,
+    }).unwrap();
+         let _ =server_sender.send(PackedMessage::ToClient(users)).unwrap();
+    Ok(())
 }
 pub fn send_message(request: SendMessageReq, conn: &Connection, server_sender: &SP) -> Result<()> {
     unimplemented!()

src/api/response.rs

@@ -1,5 +1,7 @@
-
+use crate::db::types::User as SqliteUser;
 use serde_derive::{Deserialize, Serialize};
+use crate::db::types::SignKey;
+pub type InsertKey = String;
 #[derive(Serialize, Deserialize)]
 enum ResponseType{
     Error,
@@ -25,3 +27,19 @@ struct AppError{
 struct ActionStatus{
     
 }
+
+
+#[derive(Debug, Deserialize, Serialize)]
+pub struct User {
+    pub id: u32,
+    pub name: String,
+    pub sign_key: SignKey,
+    pub insert_key: InsertKey,
+    pub messages_count: u32,
+}
+
+
+#[derive(Serialize, Deserialize)]
+pub struct UserList{
+    pub users: Vec<User>
+}

src/api/selector.rs

@@ -37,7 +37,3 @@ pub async fn request_selector(json: String, server_sender: &SP, conn: &Connectio
     ))
 }
 
-#[test]
-fn is_making_correct_jsons() {
-    let json = from_str::<StopApp>("{\"req_type\":\"StartAppReq\"}").unwrap();
-}

src/db/types.rs

@@ -1,13 +1,15 @@
 use chrono::prelude::*;
 use fcpv2::types::{traits::FcpRequest, SSK};
+use serde_derive::{Serialize, Deserialize};
 
+use crate::api::response::User as JsonableUser;
 
 pub const DB_PATH: &str = "hole.db";
 
 pub type SignKey = String;
 pub type InsertKey = SSK;
 
-#[derive(Debug)]
+#[derive(Debug, Deserialize, Serialize)]
 pub struct User {
     pub id: u32,
     pub name: String,
@@ -16,7 +18,19 @@ pub struct User {
     pub messages_count: u32,
 }
 
-#[derive(Debug)]
+impl User{
+    pub fn to_jsonable(self) -> JsonableUser{
+        JsonableUser{
+            id: self.id,
+            name: self.name,
+            sign_key: self.sign_key,
+            insert_key: SSK::convert(&self.insert_key),
+            messages_count: self.messages_count
+        }
+    }
+}
+
+#[derive(Debug, Deserialize, Serialize)]
 pub struct Message {
     pub id: u32,
     pub date: NaiveDateTime,