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|
use std::fmt;
use regex::Regex;
pub struct QifFile {
header: String,
entries: Vec<QifEntry>
}
impl QifFile {
pub fn new(header: String) -> QifFile {
QifFile {
header: header,
entries: Vec::new()
}
}
pub fn append_non_empty(&mut self, entry: QifEntry) {
if !entry.is_empty() {
self.entries.push(entry);
}
}
pub fn append(&mut self, entry: QifEntry) {
self.entries.push(entry);
}
}
impl fmt::Display for QifFile {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let mut hat_separated = String::new();
for entry in &self.entries {
hat_separated.push_str("\n");
hat_separated.push_str(&entry.to_string());
hat_separated.push_str("\n^");
}
write!(f, "{}{}", self.header, hat_separated)
}
}
pub struct QifEntry {
date: String,
amount: String,
description: String
}
const DATE_PREFIX: &str = "D";
const AMOUNT_PREFIX: &str = "T";
const DESCRIPTION_PREFIX: &str = "M";
impl QifEntry {
pub fn new(lines: &Vec<String>) -> QifEntry {
let date = lines.iter().find(|l| l.starts_with(DATE_PREFIX)).expect("No date");
let amount = lines.iter().find(|l| l.starts_with(AMOUNT_PREFIX)).expect("No amount");
let description = lines.iter().find(|l| l.starts_with(DESCRIPTION_PREFIX)).expect("No description");
QifEntry {
date: date.chars().skip(1).collect(),
amount: amount.chars().skip(1).collect(),
description: description.chars().skip(1).collect()
}
}
pub fn is_empty(&self) -> bool {
self.amount == String::from("0")
}
pub fn clean_description(&self) -> String {
let replaced_date = replace_date(&self.description);
replace_common(&replaced_date)
}
}
impl fmt::Display for QifEntry {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}{}\n{}{}\n{}{}",
DATE_PREFIX, self.date,
AMOUNT_PREFIX, self.amount,
DESCRIPTION_PREFIX, self.clean_description()
)
}
}
fn replace_date(text: &str) -> String {
lazy_static! {
static ref DATE_REGEX: Regex = Regex::new(r"(?i)(\d{2} )?(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)( \d{4})?").unwrap();
}
DATE_REGEX.replace_all(text, "").trim().to_string()
}
fn replace_common(text: &str) -> String {
lazy_static! {
static ref COMMON_NAMES: Vec<(Regex, &'static str)> = vec!(
(Regex::new(r"(?i)(pick n pay|pnp)").unwrap(), "Pick n Pay"),
(Regex::new(r"(?i)checkers").unwrap(), "Checkers"),
(Regex::new(r"(?i)WOOLWORTHS").unwrap(), "Woolworths"),
(Regex::new(r"(?i)clicks").unwrap(), "Clicks"),
(Regex::new(r"(?i)spar").unwrap(), "Spar"),
(Regex::new(r"(?i)Crazy store").unwrap(), "Crazy Store"),
(Regex::new(r"^PNA").unwrap(), "PNA"),
(Regex::new(r"(?i)sahl").unwrap(), "SA Home Loans"),
(Regex::new(r"(?i)gautrain").unwrap(), "Gautrain"),
(Regex::new(r"(?i)BANK YOUR CHANGE DEBI").unwrap(), "TO SAVINGS POCKET"),
(Regex::new(r"(?i)AFRIHOST").unwrap(), "Afrihost"),
(Regex::new(r"(?i)DIALDIRECT").unwrap(), "Dialdirect"),
(Regex::new(r"(?i)STEERS").unwrap(), "Steers"),
(Regex::new(r"(?i)CELL C").unwrap(), "Cell C"),
(Regex::new(r"(?i)ELECTRICITY").unwrap(), "Electricity"),
(Regex::new(r"(?i)(COUNTRY VIEW|STAR STOP|Shell|Sasol)").unwrap(), "Petrol"),
(Regex::new(r"(?i)kung ?fu").unwrap(), "Kungfu Kitchen"),
);
}
COMMON_NAMES.iter().fold(
text, |acc, next| if next.0.is_match(acc) {next.1} else {acc}
).to_string()
}
|
