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use crate::input::{InputMode, InputParam, Row};
#[derive(Copy, Clone)]
pub enum Tab {
Const = 0,
Input = 1,
Config = 2,
}
impl Tab {
fn next(&self) -> Self {
match self {
Self::Const => Self::Input,
Self::Input => Self::Config,
Self::Config => Self::Const,
}
}
fn previous(&self) -> Self {
match self {
Self::Const => Self::Config,
Self::Input => Self::Const,
Self::Config => Self::Input,
}
}
fn string(&self) -> String {
match self {
Self::Const => "Const".to_string(),
Self::Input => "Input".to_string(),
Self::Config => "Config".to_string(),
}
}
}
impl IntoIterator for Tab {
type Item = Tab;
type IntoIter = TabIter;
fn into_iter(self) -> Self::IntoIter {
TabIter { tab: Some(self) }
}
}
pub struct TabIter {
tab: Option<Tab>,
}
impl Iterator for TabIter {
type Item = Tab;
fn next(&mut self) -> Option<Self::Item> {
match self.tab {
Some(Tab::Const) => {
self.tab = Some(Tab::Input);
Some(Tab::Const)
}
Some(Tab::Input) => {
self.tab = Some(Tab::Config);
Some(Tab::Input)
}
Some(Tab::Config) => {
self.tab = None;
Some(Tab::Config)
}
None => None,
}
}
}
pub struct App {
pub tab: Tab,
tab_titles: Vec<String>,
rows: Vec<Row>,
selected_row: usize,
selected_column: InputParam,
pub input_mode: InputMode,
}
impl App {
pub fn rows(&self) -> &Vec<Row> {
&self.rows
}
pub fn tab_titles(&self) -> &Vec<String> {
&self.tab_titles
}
pub fn next_tab(&mut self) {
self.tab = self.tab.next();
}
pub fn previous_tab(&mut self) {
self.tab = self.tab.previous();
}
pub fn next_row(&mut self) {
if self.selected_row < self.rows.len() - 1 {
self.selected_row += 1;
} else {
self.selected_row = 0;
}
}
pub fn previous_row(&mut self) {
if self.selected_row > 0 {
self.selected_row -= 1;
} else {
self.selected_row = self.rows.len() - 1;
}
}
pub fn next_column(&mut self) {
self.selected_column = self.selected_column.next();
}
pub fn previous_column(&mut self) {
self.selected_column = self.selected_column.previous();
}
pub fn insert_row(&mut self) {
let index = self.selected_row;
self.rows.insert(index, self.rows[index].clone());
}
pub fn remove_row(&mut self) {
if self.rows.len() > 1 {
self.rows.remove(self.selected_row);
// If we remove the last row, the selected row will be out of range.
if self.selected_row >= self.rows.len() {
self.selected_row = self.rows.len() - 1;
}
}
}
pub fn selected_input_param(&self) -> &InputParam {
match self.selected_column {
InputParam::Rpm(_) => &self.rows[self.selected_row].rpm,
InputParam::Ve(_) => &self.rows[self.selected_row].ve,
InputParam::Map(_) => &self.rows[self.selected_row].map,
}
}
pub fn selected_input_param_mut(&mut self) -> &mut InputParam {
match self.selected_column {
InputParam::Rpm(_) => &mut self.rows[self.selected_row].rpm,
InputParam::Ve(_) => &mut self.rows[self.selected_row].ve,
InputParam::Map(_) => &mut self.rows[self.selected_row].map,
}
}
}
impl Default for App {
fn default() -> App {
App {
tab: Tab::Const,
tab_titles: Tab::Const.into_iter().map(|t| t.string()).collect(),
rows: vec![Row::default()],
selected_row: 0,
selected_column: InputParam::Rpm(String::new()),
input_mode: InputMode::Normal,
}
}
}
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