From 2e0a6909cbfb2479edd7fba78fa4d0135a79ae3f Mon Sep 17 00:00:00 2001
From: Benedict Börger <benedict@0xb8000.de>
Date: Sat, 23 Mar 2019 15:40:35 +0100
Subject: [global] refactoring code base

---
 src/web_frontend/transactions.rs | 101 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 src/web_frontend/transactions.rs

(limited to 'src/web_frontend/transactions.rs')

diff --git a/src/web_frontend/transactions.rs b/src/web_frontend/transactions.rs
new file mode 100644
index 0000000..417ca96
--- /dev/null
+++ b/src/web_frontend/transactions.rs
@@ -0,0 +1,101 @@
+use parsers::csv::CsvFile;
+use crate::banking::Account;
+//use parsers::ini::IniFile;
+use std::collections::HashMap;
+use rocket_contrib::templates::Template;
+use rocket::response::NamedFile;
+use std::path::{PathBuf, Path};
+use rocket::request::Form;
+use rocket::http::RawStr;
+use regex::Regex;
+use chrono::{NaiveDate, Utc};
+use chrono::Datelike;
+
+/*
+   This files contains the code to handle the /transactions requests
+*/
+
+/*
+ * This context is passed to the template rendering engine
+ * If you modify this structure, adapt also the template to include the
+ * changes!
+ */
+#[derive(Serialize)]
+struct TransactionContext {
+	transactions : Vec<crate::banking::Transaction>,
+	account_name : String,
+	filter : String,
+	date_start : String,
+	date_end : String
+}
+
+#[derive(FromForm)]
+pub struct TransactionFilter {
+	filter : String
+}
+
+impl TransactionFilter {
+	pub fn apply_filter(&self, transactions : Vec<crate::banking::Transaction>) -> Vec<crate::banking::Transaction> {
+	    let transactions = CsvFile::from_file("data/t.csv", ";", true);
+	    let t : Vec<crate::banking::Transaction> ; 
+	    match transactions {
+		    Ok(trans) => t = crate::banking::Transaction::from_sparkasse_csv_file(trans),
+		    Err(e) => panic!("could not read file {:?}", e)
+	    }
+	    //self.filter.split("=").collect::<Vec<&str>>();
+	    let re = Regex::new(&self.filter).unwrap();
+	    let tmp = t.into_iter().filter(|transaction| re.is_match(&transaction.sender_name) || re.is_match(&transaction.reference) ).collect();
+	    tmp
+
+	}
+}
+
+#[post("/transactions?<start>&<end>", data= "<transaction_filter>")]
+pub fn transaction_handler_post(start : Option<&RawStr>, end : Option<&RawStr>,
+			    transaction_filter : Form<TransactionFilter>) -> rocket_contrib::templates::Template {
+	let date_start = match start {
+		Some(s) => { let mut tmp = s.to_string();
+			tmp.push_str("-01");
+			chrono::NaiveDate::parse_from_str(&tmp, "%Y-%m-%d").unwrap() },
+		None => Utc::today().naive_utc()
+	};
+	let date_end = match end {
+		Some(s) => { let mut tmp = s.to_string();
+			tmp.push_str("-01");
+			chrono::NaiveDate::parse_from_str(&tmp, "%Y-%m-%d").unwrap() },
+		None => Utc::today().naive_utc() 
+	};
+	let input : TransactionFilter = transaction_filter.into_inner();
+	let tmp = Vec::new();
+	let ft = input.apply_filter(tmp);
+	let context = TransactionContext { transactions : ft, account_name : String::from("TEST"),
+			filter : input.filter, date_start : date_start.to_string(),
+			date_end : date_end.to_string()};
+	Template::render("transaction", context)
+}
+
+#[get("/transactions?<start>&<end>")]
+pub fn transaction_handler(start : Option<&RawStr>, end : Option<&RawStr>) -> rocket_contrib::templates::Template {
+	let date_start = match start {
+		Some(s) => { let mut tmp = s.to_string();
+			tmp.push_str("-01");
+			chrono::NaiveDate::parse_from_str(&tmp, "%Y-%m-%d").unwrap() },
+		None => Utc::today().naive_utc()
+	};
+	let date_end = match end {
+		Some(s) => { let mut tmp = s.to_string();
+			tmp.push_str("-01");
+			chrono::NaiveDate::parse_from_str(&tmp, "%Y-%m-%d").unwrap() },
+		None => Utc::today().naive_utc() 
+	};
+    let transactions = CsvFile::from_file("data/t.csv", ";", true);
+    let t : Vec<crate::banking::Transaction> ; 
+    match transactions {
+	    Ok(trans) => t = crate::banking::Transaction::from_sparkasse_csv_file(trans),
+	    Err(e) => panic!("could not read file {:?}", e)
+    }
+    let context = TransactionContext { transactions: t, account_name : String::from("Girokonto"),
+    			filter : String::from(""), date_start : date_start.to_string()[0..7].to_string(),
+    			date_end : date_end.to_string()[0..7].to_string()};
+    Template::render("transaction", context)
+}
-- 
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