ghost-eye/src/components/nominator/current_validators.rs
Uncle Stretch c7cdafe3b6
validator details from nominator page added
Signed-off-by: Uncle Stretch <uncle.stretch@ghostchain.io>
2025-02-14 16:39:27 +03:00

326 lines
12 KiB
Rust

use std::fs::File;
use std::path::PathBuf;
use std::io::{Write, BufRead, BufReader};
use color_eyre::Result;
use crossterm::event::{KeyCode, KeyEvent};
use ratatui::layout::{Constraint, Margin};
use ratatui::style::{Stylize, Modifier};
use ratatui::{
text::Text,
layout::{Alignment, Rect},
widgets::{
Block, Cell, Row, Table, TableState, Scrollbar, Padding,
ScrollbarOrientation, ScrollbarState,
},
Frame
};
use tokio::sync::mpsc::UnboundedSender;
use super::{PartialComponent, Component, CurrentTab};
use crate::types::EraRewardPoints;
use crate::{
action::Action,
config::Config,
palette::StylePalette,
};
pub struct CurrentValidators {
is_active: bool,
action_tx: Option<UnboundedSender<Action>>,
known_validators_file: PathBuf,
palette: StylePalette,
scroll_state: ScrollbarState,
table_state: TableState,
individual: Vec<EraRewardPoints>,
known_validators: std::collections::HashMap<[u8; 32], String>,
total_points: u32,
era_index: u32,
my_stash_id: Option<[u8; 32]>,
}
impl Default for CurrentValidators {
fn default() -> Self {
Self::new()
}
}
impl CurrentValidators {
const KNOWN_VALIDATORS_FILE: &str = "known-validators";
pub fn new() -> Self {
Self {
is_active: false,
action_tx: None,
known_validators_file: Default::default(),
scroll_state: ScrollbarState::new(0),
table_state: TableState::new(),
individual: Default::default(),
known_validators: Default::default(),
total_points: 0,
era_index: 0,
my_stash_id: None,
palette: StylePalette::default(),
}
}
fn update_choosen_details(&self, index: usize) {
if let Some(action_tx) = &self.action_tx {
let _ = action_tx.send(Action::SetChoosenValidator(
self.individual[index].account_id,
self.individual[index].points,
self.total_points));
}
}
fn save_validator_name(&mut self, new_name: String) {
if let Some(index) = self.table_state.selected() {
let account_id = self.individual[index].account_id;
let _ = self.known_validators.insert(account_id, new_name);
let mut file = File::create(&self.known_validators_file)
.expect("file should be accessible; qed");
for (account_id, name) in self.known_validators.iter() {
let seed = hex::encode(account_id);
writeln!(file, "{}:0x{}", &name, &seed).unwrap();
}
}
}
fn update_known_validator_record(&mut self) {
if self.table_state.selected().is_some() {
if let Some(action_tx) = &self.action_tx {
let _ = action_tx.send(Action::RenameKnownValidatorRecord);
}
}
}
fn read_known_validators(&mut self, file_path: &PathBuf) -> Result<()> {
if let Ok(file) = File::open(file_path) {
let reader = BufReader::new(file);
for line in reader.lines() {
let line = line?.replace("\n", "");
let line_split_at = line.find(":").unwrap_or(line.len());
let (name, seed) = line.split_at(line_split_at);
let seed_str = &seed[3..];
let account_id: [u8; 32] = hex::decode(seed_str)
.expect("stored seed is valid hex string; qed")
.as_slice()
.try_into()
.expect("stored seed is valid length; qed");
let _ = self.known_validators.insert(account_id, name.to_string());
}
}
Ok(())
}
fn first_row(&mut self) {
if self.individual.len() > 0 {
self.table_state.select(Some(0));
self.scroll_state = self.scroll_state.position(0);
self.update_choosen_details(0);
}
}
fn next_row(&mut self) {
let i = match self.table_state.selected() {
Some(i) => {
if i >= self.individual.len() - 1 {
i
} else {
i + 1
}
},
None => 0,
};
self.table_state.select(Some(i));
self.scroll_state = self.scroll_state.position(i);
self.update_choosen_details(i);
}
fn last_row(&mut self) {
if self.individual.len() > 0 {
let last = self.individual.len() - 1;
self.table_state.select(Some(last));
self.scroll_state = self.scroll_state.position(last);
self.update_choosen_details(last);
}
}
fn previous_row(&mut self) {
let i = match self.table_state.selected() {
Some(i) => {
if i == 0 {
0
} else {
i - 1
}
},
None => 0
};
self.table_state.select(Some(i));
self.scroll_state = self.scroll_state.position(i);
self.update_choosen_details(i);
}
fn update_era_rewards(
&mut self,
era_index: u32,
total_points: u32,
individual: &Vec<EraRewardPoints>,
) {
self.individual = individual.to_vec();
self.total_points = total_points;
self.era_index = era_index;
if let Some(account_id) = self.my_stash_id {
if self.individual.len() > 1 {
if let Some(index) = self.individual
.iter()
.position(|item| item.account_id == account_id) {
self.individual.swap(0, index);
}
}
}
self.scroll_state = self.scroll_state.content_length(self.individual.len());
if let Some(index) = self.table_state.selected() {
self.update_choosen_details(index);
}
}
}
impl PartialComponent for CurrentValidators {
fn set_active(&mut self, current_tab: CurrentTab) {
match current_tab {
CurrentTab::CurrentValidators => self.is_active = true,
_ => self.is_active = false,
}
}
}
impl Component for CurrentValidators {
fn register_action_handler(&mut self, tx: UnboundedSender<Action>) -> Result<()> {
self.action_tx = Some(tx);
Ok(())
}
fn register_config_handler(&mut self, config: Config) -> Result<()> {
if let Some(style) = config.styles.get(&crate::app::Mode::Nominator) {
self.palette.with_normal_style(style.get("normal_style").copied());
self.palette.with_hover_style(style.get("hover_style").copied());
self.palette.with_normal_border_style(style.get("normal_border_style").copied());
self.palette.with_hover_border_style(style.get("hover_border_style").copied());
self.palette.with_normal_title_style(style.get("normal_title_style").copied());
self.palette.with_hover_title_style(style.get("hover_title_style").copied());
self.palette.with_highlight_style(style.get("highlight_style").copied());
self.palette.with_scrollbar_style(style.get("scrollbar_style").copied());
}
let mut known_validators_file = config.config.data_dir;
known_validators_file.push(Self::KNOWN_VALIDATORS_FILE);
self.read_known_validators(&known_validators_file)?;
self.known_validators_file = known_validators_file;
Ok(())
}
fn update(&mut self, action: Action) -> Result<Option<Action>> {
match action {
Action::UpdateKnownValidator(validator_name) => self.save_validator_name(validator_name),
Action::SetStashAccount(account_id) => self.my_stash_id = Some(account_id),
Action::SetCurrentValidatorEraRewards(era_index, total_points, individual) =>
self.update_era_rewards(era_index, total_points, &individual),
_ => {}
};
Ok(None)
}
fn handle_key_event(&mut self, key: KeyEvent) -> Result<Option<Action>> {
if self.is_active {
match key.code {
KeyCode::Up | KeyCode::Char('k') => self.previous_row(),
KeyCode::Down | KeyCode::Char('j') => self.next_row(),
KeyCode::Char('g') => self.first_row(),
KeyCode::Char('G') => self.last_row(),
KeyCode::Char('R') => self.update_known_validator_record(),
_ => {},
};
}
Ok(None)
}
fn draw(&mut self, frame: &mut Frame, area: Rect) -> Result<()> {
let [place, _] = super::validator_details_layout(area);
let (border_style, border_type) = self.palette.create_border_style(self.is_active);
let table = Table::new(
self.individual
.iter()
.enumerate()
.map(|(index, info)| {
let mut address_text = Text::from(info.address.clone()).alignment(Alignment::Center);
let mut points_text = Text::from(info.points.to_string()).alignment(Alignment::Right);
if info.disabled {
address_text = address_text.add_modifier(Modifier::CROSSED_OUT);
points_text = points_text.add_modifier(Modifier::CROSSED_OUT);
}
if self.my_stash_id.is_some() && index == 0 {
let name = self.known_validators
.get(&info.account_id)
.cloned()
.unwrap_or("My stash".to_string());
Row::new(vec![
Cell::from(Text::from(name).alignment(Alignment::Left)),
Cell::from(address_text),
Cell::from(points_text),
]).style(self.palette.create_highlight_style())
} else {
let name = self.known_validators
.get(&info.account_id)
.cloned()
.unwrap_or("Ghostie".to_string());
Row::new(vec![
Cell::from(Text::from(name).alignment(Alignment::Left)),
Cell::from(address_text),
Cell::from(points_text),
])
}
}),
[
Constraint::Length(12),
Constraint::Min(0),
Constraint::Length(6),
],
)
.style(self.palette.create_basic_style(false))
.highlight_style(self.palette.create_basic_style(true))
.column_spacing(1)
.block(Block::bordered()
.border_style(border_style)
.border_type(border_type)
.padding(Padding::right(2))
.title_alignment(Alignment::Right)
.title_style(self.palette.create_title_style(false))
.title(format!("Validators | Total points: {}", self.total_points)));
let scrollbar = Scrollbar::default()
.orientation(ScrollbarOrientation::VerticalRight)
.begin_symbol(None)
.end_symbol(None)
.style(self.palette.create_scrollbar_style());
frame.render_stateful_widget(table, place, &mut self.table_state);
frame.render_stateful_widget(
scrollbar,
place.inner(Margin { vertical: 1, horizontal: 1 }),
&mut self.scroll_state,
);
Ok(())
}
}