add: create_company

src/bin/sandbox/sandbox.rs

@@ -1,11 +1,21 @@
 use libtrader::initializer::libtrader_init;
+use libtrader::db::cmd::create_company::create_company;
+use libtrader::ds::generic::company::Company;
+use libtrader::ds::server::global_state::GlobalState;
 
 fn main() {
-    match libtrader_init() {
-        Ok(state) => println!("inited state: {:?}", state),
-        Err(err) => println!("Failed with error: {}", err),
+    let mut state: GlobalState = match libtrader_init() {
+        Ok(state) => {println!("inited state: {:?}\n", state); state},
+        Err(err) => panic!("Failed with error: {}", err),
+    };
+    
+    let company: Company = Company::default();
+    match create_company(&mut state, company) {
+        Ok(()) => println!("created company"),
+        Err(err) => panic!("Failed to create company with error: {}", err),
     }
    
     println!("Hello World!");
+    println!("state: {:?}\n", state);
 }
 

src/libtrader/db/cmd/create_company.rs

@@ -0,0 +1,23 @@
+use crate::db::init::db_connect;
+use crate::ds::server::global_state::GlobalState;
+use crate::ds::generic::company::Company;
+
+pub fn create_company(state: &mut GlobalState, company: Company) -> Result<(), String> {
+    // Connect to database.
+    let mut client = db_connect(&state)?;
+
+    // Insert argument company into public.companies database table.
+    match client.execute(
+        "INSERT INTO public.companies VALUES ($1,$2, $3, $4, $5, $6, $7, $8, $9)",
+        &[&company.id, &company.symbol, &company.isin, &company.company_name, 
+            &company.primary_exchange, &company.sector, &company.industry,
+            &company.primary_sic_code, &company.employees]) {
+        #[allow(unused_variables)] /* We do not need the number of rows modified. */
+        Ok(row) => {
+            // add company to state
+            state.companies.insert(company.symbol.to_string(), company);
+            Ok(())
+        },
+        Err(error) => Err(format!("Failed to create company with error: {}", error))
+    }
+}

src/libtrader/db/cmd/mod.rs

@@ -0,0 +1,4 @@
+pub mod create_company;
+pub mod get_company;
+pub mod create_stock;
+pub mod get_stock;

src/libtrader/db/mod.rs

@@ -1,2 +1,3 @@
 pub mod config;
 pub mod init;
+pub mod cmd;