Ho fuck you car.

src/account.rs

@@ -0,0 +1,16 @@
+use rusqlite::Connection;
+use crate::securities::Security;
+use crate::users::User;
+
+struct Account<'a> {
+    security: &'a Security,
+    user: &'a User,
+    amount: i64,
+    time_stamp: i64
+}
+
+
+pub fn list_accounts(conn: & Connection){
+
+}
+

src/main.rs

@@ -1,17 +1,18 @@
 use std::path::PathBuf;
 
 use clap::{Arg, ArgAction, ArgMatches, Command, value_parser};
-use serde::{Serialize};
-
 use log::{debug, info};
 use rusqlite::Connection;
+use serde::Serialize;
 use simple_logger::SimpleLogger;
 
 use crate::migration::apply_migrations;
+use crate::securities::list_securities;
 
 mod migration;
 mod users;
 mod securities;
+mod account;
 
 #[derive(Debug, Serialize)]
 struct Output<T> {
@@ -21,9 +22,8 @@ struct Output<T> {
 
 impl<T> Output<T> {
     fn success(shit: T) -> Output<T> {
-        return Output{status: "success".to_string(), result: shit};
+        return Output { status: "success".to_string(), result: shit };
     }
-
 }
 
 trait CommandLineUserLogic {
@@ -128,13 +128,11 @@ fn process_user_command_line(conn: &Connection, m: &ArgMatches, logic: &mut dyn
     }
 }
 
-
 fn process_list_securities_command_line(conn: &Connection, m: &ArgMatches, logic: &mut dyn CommandLineUserLogic) {
     debug!("Processing list securities command line {:?}.", m);
     logic.list_securities(conn);
 }
 
-
 fn process_securities_command_line(conn: &Connection, m: &ArgMatches, logic: &mut dyn CommandLineUserLogic) {
     debug!("Processing securities command line {:?}.", m);
     match m.subcommand() {
@@ -284,7 +282,7 @@ impl CommandLineUserLogic for ProCommandLineLogic {
 
                 let out = Output::success(r);
 
-                println!("{}", serde_json::to_string(& out).unwrap());
+                println!("{}", serde_json::to_string(&out).unwrap());
             }
             Err(e) => {
                 println!("{:?}", e);
@@ -292,8 +290,17 @@ impl CommandLineUserLogic for ProCommandLineLogic {
         }
     }
 
-    fn list_securities(&mut self, _conn: &Connection) {
-        todo!()
+    fn list_securities(&mut self, conn: & Connection) {
+        let securities = list_securities(conn);
+        match securities {
+            Ok(s) => {
+                let out = Output::success(s);
+                println!("{}", serde_json::to_string(&out).unwrap());
+            },
+            Err(e) => {
+                println!("{:?}", e);
+            }
+        };
     }
 }
 

src/securities.rs

@@ -1,17 +1,29 @@
-use rusqlite::{Connection, ToSql};
-use serde::{Serialize};
+use rusqlite::{Connection, Result, ToSql};
+use serde::Serialize;
+
 use crate::migration;
 
-
-#[derive(Debug, Serialize)]
+#[derive(Debug, Serialize, PartialEq)]
 pub enum SecurityType {
     Currency,
     Bond,
 }
 
+impl SecurityType {
+    fn from_string(s: String) -> SecurityType {
+        if s == "currency".to_string() {
+            return SecurityType::Currency;
+        }
+        if s == "bond".to_string() {
+            return SecurityType::Bond;
+        }
+        panic!("Impossible to convert string {} to SecurityType.", s);
+    }
+}
+
 impl ToSql for SecurityType {
     #[inline]
-    fn to_sql(&self) -> rusqlite::Result<rusqlite::types::ToSqlOutput<'_>> {
+    fn to_sql(&self) -> Result<rusqlite::types::ToSqlOutput<'_>> {
         Ok(rusqlite::types::ToSqlOutput::from(match self {
             SecurityType::Currency => "currency",
             SecurityType::Bond => "bond",
@@ -19,11 +31,10 @@ impl ToSql for SecurityType {
     }
 }
 
-#[derive(Debug, Serialize)]
+#[derive(Debug, Serialize, PartialEq)]
 pub struct Security {
     id: i32,
     security_type: SecurityType,
-    public_key: String,
     symbol: String,
 }
 
@@ -34,22 +45,38 @@ pub struct NewSecurity {
     name: String,
 }
 
-pub fn create_security(conn: &mut Connection, sec: &NewSecurity) -> Result<(), rusqlite::Error> {
+pub fn create_security(conn: &mut Connection, sec: &NewSecurity) -> Result<()> {
     let tx = conn.transaction()?;
     let q = "INSERT INTO
                      securities(name, symbol, security_type)
                    VALUES(?1, ?2, ?3)";
     let params = (&sec.name, &sec.symbol, &sec.security_type);
     tx.execute(q, params)?;
-    return Ok(());
+    return tx.commit();
+}
+
+pub fn list_securities(conn: & Connection) -> Result<Vec<Security>> {
+    let q = "SELECT id, security_type, symbol
+                   FROM securities
+                   ORDER BY creation_time DESC";
+    let mut stmt = conn.prepare(q)?;
+
+    let ret: Vec<Security> = stmt.query_map([], |row| {
+        Ok(Security {
+            id: row.get(0)?,
+            security_type: SecurityType::from_string(row.get(1)?),
+            symbol: row.get(2)?,
+        })
+    }).unwrap().filter(|x| x.is_ok()).map(|x| x.unwrap()).collect();
+    return Ok(ret);
 }
 
 
 #[cfg(test)]
 mod test {
-    use super::*;
     use rusqlite::{Connection, params};
 
+    use super::*;
 
     fn setup() -> Connection {
         let mut conn = Connection::open_in_memory().unwrap();
@@ -57,6 +84,24 @@ mod test {
         return conn;
     }
 
+    fn mock_currency_1() -> NewSecurity {
+        return NewSecurity {
+            security_type: SecurityType::Currency,
+            public_key: "123".to_string(),
+            symbol: "P".to_string(),
+            name: "pisatre".to_string(),
+        };
+    }
+
+    fn mock_currency_2() -> NewSecurity {
+        return NewSecurity {
+            security_type: SecurityType::Bond,
+            public_key: "123".to_string(),
+            symbol: "B".to_string(),
+            name: "bong".to_string(),
+        };
+    }
+
     #[test]
     fn test_security_types() -> Result<(), rusqlite::Error> {
         let conn = setup();
@@ -76,13 +121,39 @@ mod test {
     #[test]
     fn test_create_security() -> Result<(), rusqlite::Error> {
         let mut conn = setup();
-        let sec = NewSecurity {
-            security_type: SecurityType::Currency,
-            public_key: "123".to_string(),
-            symbol: "P".to_string(),
-            name: "pisatre".to_string(),
-        };
+        let sec = mock_currency_1();
         create_security(&mut conn, &sec)?;
         return Ok(());
     }
+
+    #[test]
+    fn test_list_security() -> Result<(), rusqlite::Error> {
+        let mut conn = setup();
+        assert_eq!(0, list_securities(& conn)?.len());
+
+        let sec = mock_currency_1();
+        create_security(&mut conn, &sec)?;
+        let ret = list_securities(& conn)?;
+        let expt = Security {
+            id: 1,
+            security_type: SecurityType::Currency,
+            symbol: "P".to_string(),
+        };
+        assert_eq!(1, ret.len());
+        assert_eq!(&expt, ret.get(0).unwrap());
+
+
+        let sec = mock_currency_2();
+        let expt = Security {
+            id: 2,
+            security_type: SecurityType::Bond,
+            symbol: "B".to_string(),
+        };
+        create_security(&mut conn, &sec)?;
+        let ret = list_securities(& conn)?;
+        assert_eq!(2, ret.len());
+        assert_eq!(&expt, ret.get(1).unwrap());
+
+        return Ok(());
+    }
 }