frontend: example: csv-import helper

* cli to import a given csv configured text file

Signed-off-by: Ralf Zerres <ralf.zerres@networkx.de>

frontend/examples/csv-import/csv_import.rs

@@ -0,0 +1,58 @@
+/// Commandline program testing csv imports
+use log::{info, trace, warn};
+use serde::Deserialize;
+use std::{
+    error::Error,
+    io,
+    process,
+    thread,
+    time::{Duration, Instant}};
+
+mod parse_args;
+
+#[derive(Debug, Deserialize)]
+struct Environment {
+    test_lang: String,
+}
+
+#[derive(Debug, Deserialize)]
+pub struct CsvImportRecord {
+    // dion               => Allianz Dion: 1
+    // policy_code        => Policy Typ: "AS"
+    // policy_number      => Versicherungsscheinnummer: "1515735810"
+    pub dion: String,
+    pub policy_code: String,
+    pub policy_number: u32,
+}
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    use parse_args::parse_args;
+
+    use std::net::ToSocketAddrs;
+    use std::process;
+    use std::sync::Arc;
+
+    use viperus::Viperus;
+
+    // initialize logger
+    env_logger::init();
+    info!("Commencing the proxy!");
+
+    // initialize viperus structure
+    let mut v = Viperus::new();
+
+    // parse commandline arguments
+    info!(target: "csv_import", "parsing commandline args");
+    parse_args(&mut v)?;
+    trace!(target: "Viperus", "Config results: {:?}", v);
+
+    // create a new NextCloudTalk client
+    let config = matches.value_of("config").unwrap_or("advotracker.conf");
+    let csv_import = matches.value_of("import").unwrap_or("allianz.txt");
+    //let username = matches.value_of("username").unwrap_or("nctalkbot");
+    //let password = matches.value_of("password").unwrap_or("botpassword");
+    let verbose = matches.occurrences_of("verbose");
+
+    Ok(())
+}