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/*
* meli
*
* Copyright 2017-2018 Manos Pitsidianakis
*
* This file is part of meli.
*
* meli is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* meli is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with meli. If not, see <http://www.gnu.org/licenses/>.
*/
use super::*;
use crate::components::utilities::PageMovement;
use std::iter::FromIterator;
/// A list of all mail (`Envelope`s) in a `Mailbox`. On `\n` it opens the `Envelope` content in a
/// `ThreadView`.
#[derive(Debug)]
pub struct ConversationsListing {
/// (x, y, z): x is accounts, y is folders, z is index inside a folder.
cursor_pos: (usize, usize, usize),
new_cursor_pos: (usize, usize, usize),
folder_hash: FolderHash,
length: usize,
sort: (SortField, SortOrder),
subsort: (SortField, SortOrder),
all_threads: fnv::FnvHashSet<ThreadHash>,
order: FnvHashMap<ThreadHash, usize>,
/// Cache current view.
content: CellBuffer,
filter_term: String,
filtered_selection: Vec<ThreadHash>,
filtered_order: FnvHashMap<ThreadHash, usize>,
selection: FnvHashMap<ThreadHash, bool>,
/// If we must redraw on next redraw event
dirty: bool,
force_draw: bool,
/// If `self.view` exists or not.
unfocused: bool,
view: ThreadView,
row_updates: SmallVec<[ThreadHash; 8]>,
color_cache: ColorCache,
movement: Option<PageMovement>,
id: ComponentId,
}
impl MailListingTrait for ConversationsListing {
fn row_updates(&mut self) -> &mut SmallVec<[ThreadHash; 8]> {
&mut self.row_updates
}
fn get_focused_items(&self, _context: &Context) -> SmallVec<[ThreadHash; 8]> {
let is_selection_empty = self.selection.values().cloned().any(std::convert::identity);
let i = [self.get_thread_under_cursor(self.cursor_pos.2)];
let cursor_iter;
let sel_iter = if is_selection_empty {
cursor_iter = None;
Some(self.selection.iter().filter(|(_, v)| **v).map(|(k, _)| k))
} else {
cursor_iter = Some(i.iter());
None
};
let iter = sel_iter
.into_iter()
.flatten()
.chain(cursor_iter.into_iter().flatten())
.cloned();
SmallVec::from_iter(iter.into_iter())
}
}
impl ListingTrait for ConversationsListing {
fn coordinates(&self) -> (usize, usize) {
(self.new_cursor_pos.0, self.new_cursor_pos.1)
}
fn set_coordinates(&mut self, coordinates: (usize, usize)) {
self.new_cursor_pos = (coordinates.0, coordinates.1, 0);
self.unfocused = false;
self.filtered_selection.clear();
self.filtered_order.clear();
self.filter_term.clear();
self.row_updates.clear();
}
fn highlight_line(&mut self, grid: &mut CellBuffer, area: Area, idx: usize, context: &Context) {
if self.length == 0 {
return;
}
let thread_hash = self.get_thread_under_cursor(idx);
let account = &context.accounts[self.cursor_pos.0];
let threads = &account.collection.threads[&self.folder_hash];
let thread = threads.thread_ref(thread_hash);
let fg_color = if thread.unseen() > 0 {
self.color_cache.unseen.fg
} else {
self.color_cache.theme_default.fg
};
let bg_color = if self.cursor_pos.2 == idx {
self.color_cache.highlighted.bg
} else if self.selection[&thread_hash] {
self.color_cache.selected.bg
} else if thread.unseen() > 0 {
self.color_cache.unseen.bg
} else {
self.color_cache.theme_default.bg
};
let attrs = if self.cursor_pos.2 == idx {
self.color_cache.highlighted.attrs
} else if self.selection[&thread_hash] {
self.color_cache.selected.attrs
} else if thread.unseen() > 0 {
self.color_cache.unseen.attrs
} else {
self.color_cache.theme_default.attrs
};
copy_area(
grid,
&self.content,
area,
((0, 3 * idx), pos_dec(self.content.size(), (1, 1))),
);
let padding_fg = self.color_cache.padding.fg;
let (upper_left, bottom_right) = area;
let width = self.content.size().0;
let (x, y) = upper_left;
if self.cursor_pos.2 == idx || self.selection[&thread_hash] {
for x in x..=get_x(bottom_right) {
grid[(x, y)]
.set_fg(fg_color)
.set_bg(bg_color)
.set_attrs(attrs);
grid[(x, y + 1)]
.set_fg(fg_color)
.set_bg(bg_color)
.set_attrs(attrs);
grid[(x, y + 2)]
.set_fg(padding_fg)
.set_bg(bg_color)
.set_attrs(attrs);
}
} else if width < width!(area) {
/* fill any remaining columns, if our view is wider than self.content */
for x in (x + width)..=get_x(bottom_right) {
grid[(x, y)]
.set_fg(fg_color)
.set_bg(bg_color)
.set_attrs(attrs);
grid[(x, y + 1)]
.set_fg(fg_color)
.set_bg(bg_color)
.set_attrs(attrs);
grid[(x, y + 2)]
.set_fg(padding_fg)
.set_bg(bg_color)
.set_attrs(attrs);
}
}
return;
}
/// Draw the list of `Envelope`s.
fn draw_list(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
if self.cursor_pos.1 != self.new_cursor_pos.1 || self.cursor_pos.0 != self.new_cursor_pos.0
{
self.refresh_mailbox(context);
}
let upper_left = upper_left!(area);
let bottom_right = bottom_right!(area);
if self.length == 0 {
clear_area(grid, area);
copy_area(
grid,
&self.content,
area,
((0, 0), pos_dec(self.content.size(), (1, 1))),
);
context.dirty_areas.push_back(area);
return;
}
let rows = (get_y(bottom_right) - get_y(upper_left) + 1) / 3;
let pad = (get_y(bottom_right) - get_y(upper_left) + 1) % 3;
if let Some(mvm) = self.movement.take() {
match mvm {
PageMovement::Up(amount) => {
self.new_cursor_pos.2 = self.new_cursor_pos.2.saturating_sub(amount);
}
PageMovement::PageUp(multiplier) => {
self.new_cursor_pos.2 = self.new_cursor_pos.2.saturating_sub(rows * multiplier);
}
PageMovement::Down(amount) => {
if self.new_cursor_pos.2 + amount + 1 < self.length {
self.new_cursor_pos.2 += amount;
} else {
self.new_cursor_pos.2 = self.length - 1;
}
}
PageMovement::PageDown(multiplier) => {
if self.new_cursor_pos.2 + rows * multiplier + 1 < self.length {
self.new_cursor_pos.2 += rows * multiplier;
} else if self.new_cursor_pos.2 + rows * multiplier > self.length {
self.new_cursor_pos.2 = self.length - 1;
} else {
self.new_cursor_pos.2 = (self.length / rows) * rows;
}
}
PageMovement::Right(_) | PageMovement::Left(_) => {}
PageMovement::Home => {
self.new_cursor_pos.2 = 0;
}
PageMovement::End => {
self.new_cursor_pos.2 = self.length - 1;
}
}
}
let prev_page_no = (self.cursor_pos.2).wrapping_div(rows);
let page_no = (self.new_cursor_pos.2).wrapping_div(rows);
let top_idx = page_no * rows;
/* If cursor position has changed, remove the highlight from the previous position and
* apply it in the new one. */
if self.cursor_pos.2 != self.new_cursor_pos.2 && prev_page_no == page_no {
let old_cursor_pos = self.cursor_pos;
self.cursor_pos = self.new_cursor_pos;
for idx in &[old_cursor_pos.2, self.new_cursor_pos.2] {
if *idx >= self.length {
continue; //bounds check
}
let new_area = (
set_y(upper_left, get_y(upper_left) + 3 * (*idx % rows)),
set_y(bottom_right, get_y(upper_left) + 3 * (*idx % rows) + 2),
);
self.highlight_line(grid, new_area, *idx, context);
context.dirty_areas.push_back(new_area);
}
return;
} else if self.cursor_pos != self.new_cursor_pos {
self.cursor_pos = self.new_cursor_pos;
}
if self.new_cursor_pos.2 >= self.length {
self.new_cursor_pos.2 = self.length - 1;
self.cursor_pos.2 = self.new_cursor_pos.2;
}
clear_area(grid, area);
/* Page_no has changed, so draw new page */
copy_area(
grid,
&self.content,
(
upper_left,
set_x(
bottom_right,
std::cmp::min(
get_x(bottom_right),
get_x(upper_left) + self.content.size().0,
),
),
),
((0, 3 * top_idx), pos_dec(self.content.size(), (1, 1))),
);
/* TODO: highlight selected entries */
self.highlight_line(
grid,
(
pos_inc(upper_left, (0, 3 * (self.cursor_pos.2 % rows))),
set_y(
bottom_right,
get_y(upper_left) + 3 * (self.cursor_pos.2 % rows) + 2,
),
),
self.cursor_pos.2,
context,
);
/* calculate how many entries are visible in this page */
let (pad, rows) = if top_idx + rows > self.length {
clear_area(
grid,
(
pos_inc(upper_left, (0, 3 * (self.length - top_idx))),
bottom_right,
),
);
(0, self.length - top_idx)
} else {
(pad, rows)
};
/* fill any remaining columns, if our view is wider than self.content */
let width = self.content.size().0;
let padding_fg = self.color_cache.padding.fg;
if width < width!(area) {
let y_offset = get_y(upper_left);
for y in 0..rows {
let bg_color = grid[(get_x(upper_left) + width - 1, y_offset + 3 * y)].bg();
for x in (get_x(upper_left) + width)..=get_x(bottom_right) {
grid[(x, y_offset + 3 * y)].set_bg(bg_color);
grid[(x, y_offset + 3 * y + 1)].set_ch('▁');
grid[(x, y_offset + 3 * y + 2)].set_fg(Color::Default);
grid[(x, y_offset + 3 * y + 1)].set_bg(bg_color);
grid[(x, y_offset + 3 * y + 2)].set_ch('▓');
grid[(x, y_offset + 3 * y + 2)].set_fg(padding_fg);
grid[(x, y_offset + 3 * y + 2)].set_bg(bg_color);
}
}
if pad > 0 {
let y = 3 * rows;
let bg_color = grid[(get_x(upper_left) + width - 1, y_offset + y)].bg();
for x in (get_x(upper_left) + width)..=get_x(bottom_right) {
grid[(x, y_offset + y)].set_bg(bg_color);
grid[(x, y_offset + y + 1)].set_ch('▁');
grid[(x, y_offset + y + 1)].set_bg(bg_color);
if pad == 2 {
grid[(x, y_offset + y + 2)].set_fg(Color::Default);
grid[(x, y_offset + y + 2)].set_ch('▓');
grid[(x, y_offset + y + 2)].set_fg(padding_fg);
grid[(x, y_offset + y + 2)].set_bg(bg_color);
}
}
}
}
context.dirty_areas.push_back(area);
}
fn filter(&mut self, filter_term: &str, context: &Context) {
if filter_term.is_empty() {
return;
}
self.order.clear();
self.selection.clear();
self.length = 0;
self.filtered_selection.clear();
self.filtered_order.clear();
self.filter_term = filter_term.to_string();
self.row_updates.clear();
for v in self.selection.values_mut() {
*v = false;
}
let account = &context.accounts[self.cursor_pos.0];
match account.search(&self.filter_term, self.sort, self.folder_hash) {
Ok(results) => {
let threads = &account.collection.threads[&self.folder_hash];
for env_hash in results {
if !account.collection.contains_key(&env_hash) {
continue;
}
let env_thread_node_hash = account.collection.get_env(env_hash).thread();
if !threads.thread_nodes.contains_key(&env_thread_node_hash) {
continue;
}
let thread =
threads.find_group(threads.thread_nodes[&env_thread_node_hash].group);
if self.filtered_order.contains_key(&thread) {
continue;
}
if self.all_threads.contains(&thread) {
self.filtered_selection.push(thread);
self.filtered_order
.insert(thread, self.filtered_selection.len() - 1);
}
}
if !self.filtered_selection.is_empty() {
threads.group_inner_sort_by(
&mut self.filtered_selection,
self.sort,
&context.accounts[self.cursor_pos.0].collection.envelopes,
);
self.new_cursor_pos.2 =
std::cmp::min(self.filtered_selection.len() - 1, self.cursor_pos.2);
} else {
self.content =
CellBuffer::new_with_context(0, 0, Cell::with_char(' '), context);
}
self.redraw_list(
context,
Box::new(self.filtered_selection.clone().into_iter())
as Box<dyn Iterator<Item = ThreadHash>>,
);
}
Err(e) => {
self.cursor_pos.2 = 0;
self.new_cursor_pos.2 = 0;
let message = format!(
"Encountered an error while searching for `{}`: {}.",
self.filter_term, e
);
log(
format!("Failed to search for term {}: {}", self.filter_term, e),
ERROR,
);
self.content =
CellBuffer::new_with_context(message.len(), 1, Cell::with_char(' '), context);
write_string_to_grid(
&message,
&mut self.content,
Color::Default,
Color::Default,
Attr::Default,
((0, 0), (message.len() - 1, 0)),
None,
);
}
}
}
fn set_movement(&mut self, mvm: PageMovement) {
self.movement = Some(mvm);
self.set_dirty(true);
}
}
impl fmt::Display for ConversationsListing {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "mail")
}
}
impl Default for ConversationsListing {
fn default() -> Self {
ConversationsListing::new()
}
}
impl ConversationsListing {
const DESCRIPTION: &'static str = "compact listing";
fn new() -> Self {
ConversationsListing {
cursor_pos: (0, 1, 0),
new_cursor_pos: (0, 0, 0),
folder_hash: 0,
length: 0,
sort: (Default::default(), Default::default()),
subsort: (SortField::Date, SortOrder::Desc),
order: FnvHashMap::default(),
all_threads: fnv::FnvHashSet::default(),
filter_term: String::new(),
filtered_selection: Vec::new(),
filtered_order: FnvHashMap::default(),
selection: FnvHashMap::default(),
row_updates: SmallVec::new(),
content: Default::default(),
dirty: true,
force_draw: true,
unfocused: false,
view: ThreadView::default(),
color_cache: ColorCache::default(),
movement: None,
id: ComponentId::new_v4(),
}
}
pub(super) fn make_entry_string(
&self,
e: &Envelope,
context: &Context,
from: &Vec<Address>,
threads: &Threads,
hash: ThreadHash,
) -> EntryStrings {
let thread = threads.thread_ref(hash);
let folder = &context.accounts[self.cursor_pos.0].folder_confs[&self.folder_hash];
let mut tags = String::new();
let mut colors = SmallVec::new();
let backend_lck = context.accounts[self.cursor_pos.0].backend.read().unwrap();
if let Some(t) = backend_lck.tags() {
let tags_lck = t.read().unwrap();
for t in e.labels().iter() {
if folder
.conf_override
.tags
.as_ref()
.map(|s| s.ignore_tags.contains(t))
.unwrap_or(false)
{
continue;
}
tags.push(' ');
tags.push_str(tags_lck.get(t).as_ref().unwrap());
tags.push(' ');
if let Some(&c) = folder
.conf_override
.tags
.as_ref()
.map(|s| s.colors.get(t))
.unwrap_or(None)
{
colors.push(c);
} else {
colors.push(Color::Byte(8));
}
}
if !tags.is_empty() {
tags.pop();
}
}
let mut subject = e.subject().to_string();
subject.truncate_at_boundary(150);
if thread.len() > 1 {
EntryStrings {
date: DateString(ConversationsListing::format_date(context, thread.date())),
subject: SubjectString(format!("{} ({})", subject, thread.len(),)),
flag: FlagString(format!(
"{}{}",
if thread.has_attachments() { "📎" } else { "" },
if thread.snoozed() { "💤" } else { "" }
)),
from: FromString(address_list!((from) as comma_sep_list)),
tags: TagString(tags, colors),
}
} else {
EntryStrings {
date: DateString(ConversationsListing::format_date(context, thread.date())),
subject: SubjectString(subject),
flag: FlagString(format!(
"{}{}",
if thread.has_attachments() { "📎" } else { "" },
if thread.snoozed() { "💤" } else { "" }
)),
from: FromString(address_list!((from) as comma_sep_list)),
tags: TagString(tags, colors),
}
}
}
/// Fill the `self.data_columns` `CellBuffers` with the contents of the account folder the user has
/// chosen.
fn refresh_mailbox(&mut self, context: &mut Context) {
self.dirty = true;
let old_cursor_pos = self.cursor_pos;
if !(self.cursor_pos.0 == self.new_cursor_pos.0
&& self.cursor_pos.1 == self.new_cursor_pos.1)
{
self.cursor_pos.2 = 0;
self.new_cursor_pos.2 = 0;
}
self.cursor_pos.1 = self.new_cursor_pos.1;
self.cursor_pos.0 = self.new_cursor_pos.0;
self.folder_hash = if let Some(h) = context.accounts[self.cursor_pos.0]
.folders_order
.get(self.cursor_pos.1)
{
*h
} else {
self.cursor_pos.1 = old_cursor_pos.1;
self.dirty = false;
return;
};
self.color_cache = ColorCache {
theme_default: crate::conf::value(context, "mail.listing.conversations"),
subject: crate::conf::value(context, "mail.listing.conversations.subject"),
from: crate::conf::value(context, "mail.listing.conversations.from"),
date: crate::conf::value(context, "mail.listing.conversations.date"),
padding: crate::conf::value(context, "mail.listing.conversations.padding"),
unseen: crate::conf::value(context, "mail.listing.conversations.unseen"),
unseen_padding: crate::conf::value(
context,
"mail.listing.conversations.unseen_padding",
),
highlighted: crate::conf::value(context, "mail.listing.conversations.highlighted"),
attachment_flag: crate::conf::value(context, "mail.listing.attachment_flag"),
thread_snooze_flag: crate::conf::value(context, "mail.listing.thread_snooze_flag"),
..self.color_cache
};
if std::env::var("NO_COLOR").is_ok()
&& (context.settings.terminal.use_color.is_false()
|| context.settings.terminal.use_color.is_internal())
{
self.color_cache.highlighted.attrs |= Attr::Reverse;
}
// Get mailbox as a reference.
//
match context.accounts[self.cursor_pos.0].status(self.folder_hash) {
Ok(()) => {}
Err(_) => {
let message: String =
context.accounts[self.cursor_pos.0][self.folder_hash].to_string();
self.content =
CellBuffer::new_with_context(message.len(), 1, Cell::with_char(' '), context);
self.length = 0;
write_string_to_grid(
message.as_str(),
&mut self.content,
Color::Default,
Color::Default,
Attr::Default,
((0, 0), (message.len() - 1, 0)),
None,
);
return;
}
}
let threads = &context.accounts[self.cursor_pos.0].collection.threads[&self.folder_hash];
self.all_threads.clear();
let mut roots = threads.roots();
threads.group_inner_sort_by(
&mut roots,
self.sort,
&context.accounts[self.cursor_pos.0].collection.envelopes,
);
self.redraw_list(
context,
Box::new(roots.into_iter()) as Box<dyn Iterator<Item = ThreadHash>>,
);
if old_cursor_pos == self.new_cursor_pos {
self.view.update(context);
} else if self.unfocused {
let thread_group = self.get_thread_under_cursor(self.cursor_pos.2);
self.view = ThreadView::new(self.new_cursor_pos, thread_group, None, context);
}
}
fn redraw_list(&mut self, context: &Context, items: Box<dyn Iterator<Item = ThreadHash>>) {
let account = &context.accounts[self.cursor_pos.0];
let mailbox = &account[self.cursor_pos.1].unwrap();
let threads = &account.collection.threads[&mailbox.folder.hash()];
self.order.clear();
self.selection.clear();
self.length = 0;
let mut rows = Vec::with_capacity(1024);
let mut max_entry_columns = 0;
let mut from_address_list = Vec::new();
let mut from_address_set: std::collections::HashSet<Vec<u8>> =
std::collections::HashSet::new();
for (idx, thread) in items.enumerate() {
self.length += 1;
let thread_node = &threads.thread_nodes()[&threads.thread_ref(thread).root()];
let root_env_hash = thread_node.message().unwrap_or_else(|| {
let mut iter_ptr = thread_node.children()[0];
while threads.thread_nodes()[&iter_ptr].message().is_none() {
iter_ptr = threads.thread_nodes()[&iter_ptr].children()[0];
}
threads.thread_nodes()[&iter_ptr].message().unwrap()
});
if !context.accounts[self.cursor_pos.0].contains_key(root_env_hash) {
debug!("key = {}", root_env_hash);
debug!(
"name = {} {}",
mailbox.name(),
context.accounts[self.cursor_pos.0].name()
);
debug!("{:#?}", context.accounts);
panic!();
}
from_address_list.clear();
from_address_set.clear();
for (_, h) in threads.thread_group_iter(thread) {
let env_hash = threads.thread_nodes()[&h].message().unwrap();
let envelope: &EnvelopeRef = &context.accounts[self.cursor_pos.0]
.collection
.get_env(env_hash);
for addr in envelope.from().iter() {
if from_address_set.contains(addr.raw()) {
continue;
}
from_address_set.insert(addr.raw().to_vec());
from_address_list.push(addr.clone());
}
}
let root_envelope: &EnvelopeRef = &context.accounts[self.cursor_pos.0]
.collection
.get_env(root_env_hash);
let strings =
self.make_entry_string(root_envelope, context, &from_address_list, threads, thread);
max_entry_columns = std::cmp::max(
max_entry_columns,
strings.flag.len()
+ 3
+ strings.subject.grapheme_width()
+ 1
+ strings.tags.grapheme_width(),
);
max_entry_columns = std::cmp::max(
max_entry_columns,
strings.date.len() + 1 + strings.from.grapheme_width(),
);
rows.push(((idx, (thread, root_env_hash)), strings));
self.all_threads.insert(thread);
self.order.insert(thread, idx);
self.selection.insert(thread, false);
}
let width = max_entry_columns;
self.content =
CellBuffer::new_with_context(width, 4 * rows.len(), Cell::with_char(' '), context);
let padding_fg = self.color_cache.padding.fg;
for ((idx, (thread, root_env_hash)), strings) in rows {
if !context.accounts[self.cursor_pos.0].contains_key(root_env_hash) {
panic!();
}
let thread = threads.thread_ref(thread);
let fg_color = if thread.unseen() > 0 {
self.color_cache.unseen.fg
} else {
self.color_cache.theme_default.fg
};
let bg_color = if thread.unseen() > 0 {
self.color_cache.unseen.bg
} else {
self.color_cache.theme_default.bg
};
/* draw flags */
let (x, _) = write_string_to_grid(
&strings.flag,
&mut self.content,
fg_color,
bg_color,
Attr::Default,
((0, 3 * idx), (width - 1, 3 * idx)),
None,
);
for x in x..(x + 3) {
self.content[(x, 3 * idx)].set_bg(bg_color);
}
/* draw subject */
let (mut x, _) = write_string_to_grid(
&strings.subject,
&mut self.content,
fg_color,
bg_color,
Attr::Bold,
((x, 3 * idx), (width - 1, 3 * idx)),
None,
);
for (t, &color) in strings.tags.split_whitespace().zip(strings.tags.1.iter()) {
let (_x, _) = write_string_to_grid(
t,
&mut self.content,
Color::White,
color,
Attr::Bold,
((x + 1, 3 * idx), (width - 1, 3 * idx)),
None,
);
self.content[(x, 3 * idx)].set_bg(color);
if _x < width {
self.content[(_x, 3 * idx)].set_bg(color).set_keep_bg(true);
}
for x in (x + 1).._x {
self.content[(x, 3 * idx)]
.set_keep_fg(true)
.set_keep_bg(true);
}
self.content[(x, 3 * idx)].set_keep_bg(true);
x = _x + 1;
}
for x in x..width {
self.content[(x, 3 * idx)]
.set_ch(' ')
.set_fg(fg_color)
.set_bg(bg_color);
}
/* Next line, draw date */
let (x, _) = write_string_to_grid(
&strings.date,
&mut self.content,
fg_color,
bg_color,
Attr::Default,
((0, 3 * idx + 1), (width - 1, 3 * idx + 1)),
None,
);
for x in x..(x + 4) {
self.content[(x, 3 * idx + 1)]
.set_ch('▁')
.set_fg(fg_color)
.set_bg(bg_color);
}
/* draw from */
let (x, _) = write_string_to_grid(
&strings.from,
&mut self.content,
fg_color,
bg_color,
Attr::Default,
((x + 4, 3 * idx + 1), (width - 1, 3 * idx + 1)),
None,
);
for x in x..width {
self.content[(x, 3 * idx + 1)]
.set_ch('▁')
.set_fg(fg_color)
.set_bg(bg_color);
}
for x in 0..width {
self.content[(x, 3 * idx + 2)]
.set_ch('▓')
.set_fg(padding_fg)
.set_bg(bg_color);
}
}
if self.length == 0 && self.filter_term.is_empty() {
let mailbox = &account[self.cursor_pos.1];
let message = mailbox.to_string();
self.content =
CellBuffer::new_with_context(message.len(), 1, Cell::with_char(' '), context);
write_string_to_grid(
&message,
&mut self.content,
Color::Default,
Color::Default,
Attr::Default,
((0, 0), (message.len() - 1, 0)),
None,
);
}
}
pub(super) fn format_date(context: &Context, epoch: UnixTimestamp) -> String {
let d = std::time::UNIX_EPOCH + std::time::Duration::from_secs(epoch);
let now: std::time::Duration = std::time::SystemTime::now()
.duration_since(d)
.unwrap_or_else(|_| std::time::Duration::new(std::u64::MAX, 0));
match now.as_secs() {
n if context.settings.listing.recent_dates && n < 60 * 60 => format!(
"{} minute{} ago",
n / (60),
if n / 60 == 1 { "" } else { "s" }
),
n if context.settings.listing.recent_dates && n < 24 * 60 * 60 => format!(
"{} hour{} ago",
n / (60 * 60),
if n / (60 * 60) == 1 { "" } else { "s" }
),
n if context.settings.listing.recent_dates && n < 7 * 24 * 60 * 60 => format!(
"{} day{} ago",
n / (24 * 60 * 60),
if n / (24 * 60 * 60) == 1 { "" } else { "s" }
),
_ => melib::datetime::timestamp_to_string(
epoch,
context
.settings
.listing
.datetime_fmt
.as_ref()
.map(String::as_str)
.or(Some("%Y-%m-%d %T")),
),
}
}
fn get_thread_under_cursor(&self, cursor: usize) -> ThreadHash {
if self.filter_term.is_empty() {
*self
.order
.iter()
.find(|(_, &r)| r == cursor)
.unwrap_or_else(|| {
debug!("self.order empty ? cursor={} {:#?}", cursor, &self.order);
panic!();
})
.0
} else {
self.filtered_selection[cursor]
}
}
fn update_line(&mut self, context: &Context, thread_hash: ThreadHash) {
let account = &context.accounts[self.cursor_pos.0];
let threads = &account.collection.threads[&self.folder_hash];
let thread = threads.thread_ref(thread_hash);
let thread_node_hash = threads.thread_group_iter(thread_hash).next().unwrap().1;
let idx: usize = self.order[&thread_hash];
let width = self.content.size().0;
let env_hash = threads.thread_nodes()[&thread_node_hash].message().unwrap();
let fg_color = if thread.unseen() > 0 {
self.color_cache.unseen.fg
} else {
self.color_cache.theme_default.fg
};
let bg_color = if thread.unseen() > 0 {
self.color_cache.unseen.bg
} else {
self.color_cache.theme_default.bg
};
let padding_fg = self.color_cache.padding.fg;
let mut from_address_list = Vec::new();
let mut from_address_set: std::collections::HashSet<Vec<u8>> =
std::collections::HashSet::new();
for (_, h) in threads.thread_group_iter(thread_hash) {
let env_hash = threads.thread_nodes()[&h].message().unwrap();
let envelope: &EnvelopeRef = &context.accounts[self.cursor_pos.0]
.collection
.get_env(env_hash);
for addr in envelope.from().iter() {
if from_address_set.contains(addr.raw()) {
continue;
}
from_address_set.insert(addr.raw().to_vec());
from_address_list.push(addr.clone());
}
}
let envelope: EnvelopeRef = account.collection.get_env(env_hash);
let strings =
self.make_entry_string(&envelope, context, &from_address_list, threads, thread_hash);
drop(envelope);
/* draw flags */
let (x, _) = write_string_to_grid(
&strings.flag,
&mut self.content,
fg_color,
bg_color,
Attr::Default,
((0, 3 * idx), (width - 1, 3 * idx)),
None,
);
for c in self.content.row_iter(x..(x + 4), 3 * idx) {
self.content[c].set_bg(bg_color);
}
/* draw subject */
let (x, _) = write_string_to_grid(
&strings.subject,
&mut self.content,
fg_color,
bg_color,
Attr::Bold,
((x, 3 * idx), (width - 1, 3 * idx)),
None,
);
let x = {
let mut x = x + 1;
for (t, &color) in strings.tags.split_whitespace().zip(strings.tags.1.iter()) {
let (_x, _) = write_string_to_grid(
t,
&mut self.content,
Color::White,
color,
Attr::Bold,
((x + 1, 3 * idx), (width - 1, 3 * idx)),
None,
);
for c in self.content.row_iter(x..(x + 1), 3 * idx) {
self.content[c].set_bg(color);
}
for c in self.content.row_iter(_x..(_x + 1), 3 * idx) {
self.content[c].set_bg(color);
self.content[c].set_keep_bg(true);
}
for c in self.content.row_iter(x + 1..(_x + 1), 3 * idx) {
self.content[c].set_keep_fg(true);
self.content[c].set_keep_bg(true);
}
for c in self.content.row_iter(x..(x + 1), 3 * idx) {
self.content[c].set_keep_bg(true);
}
x = _x + 1;
}
x
};
for c in self.content.row_iter(x..width, 3 * idx) {
self.content[c].set_ch(' ');
self.content[c].set_bg(bg_color);
}
/* Next line, draw date */
let (x, _) = write_string_to_grid(
&strings.date,
&mut self.content,
fg_color,
bg_color,
Attr::Default,
((0, 3 * idx + 1), (width - 1, 3 * idx + 1)),
None,
);
for c in self.content.row_iter(x..(x + 5), 3 * idx + 1) {
self.content[c].set_ch('▁');
self.content[c].set_bg(bg_color);
}
/* draw from */
let (x, _) = write_string_to_grid(
&strings.from,
&mut self.content,
fg_color,
bg_color,
Attr::Default,
((x + 4, 3 * idx + 1), (width - 1, 3 * idx + 1)),
None,
);
for c in self.content.row_iter(x..width, 3 * idx + 1) {
self.content[c].set_ch('▁');
self.content[c].set_bg(bg_color);
}
for c in self.content.row_iter(0..width, 3 * idx + 2) {
self.content[c].set_ch('▓');
self.content[c].set_fg(padding_fg);
self.content[c].set_bg(bg_color);
}
}
}
impl Component for ConversationsListing {
fn draw(&mut self, grid: &mut CellBuffer, area: Area, context: &mut Context) {
if !self.is_dirty() {
return;
}
let (upper_left, bottom_right) = area;
{
let mut area = if self.unfocused {
clear_area(
grid,
(
pos_inc(upper_left, (width!(area) / 3, 0)),
set_x(bottom_right, get_x(upper_left) + width!(area) / 3 + 1),
),
);
context.dirty_areas.push_back((
pos_inc(upper_left, (width!(area) / 3, 0)),
set_x(bottom_right, get_x(upper_left) + width!(area) / 3 + 1),
));
(
upper_left,
set_x(bottom_right, get_x(upper_left) + width!(area) / 3 - 1),
)
} else {
area
};
if !self.filter_term.is_empty() {
let (x, y) = write_string_to_grid(
&format!(
"{} results for `{}` (Press ESC to exit)",
self.filtered_selection.len(),
self.filter_term
),
grid,
Color::Default,
Color::Default,
Attr::Default,
area,
Some(get_x(upper_left)),
);
for c in grid.row_iter(x..(get_x(bottom_right) + 1), y) {
grid[c] = Cell::default();
}
clear_area(grid, ((x, y), set_y(bottom_right, y)));
context
.dirty_areas
.push_back((upper_left, set_y(bottom_right, y + 1)));
area = (set_y(upper_left, y + 1), bottom_right);
}
if !self.row_updates.is_empty() {
/* certain rows need to be updated (eg an unseen message was just set seen)
* */
let (upper_left, bottom_right) = area;
while let Some(row) = self.row_updates.pop() {
self.update_line(context, row);
let row: usize = self.order[&row];
let rows = (get_y(bottom_right) - get_y(upper_left) + 1) / 3;
let page_no = (self.cursor_pos.2).wrapping_div(rows);
let top_idx = page_no * rows;
/* Update row only if it's currently visible */
if row >= top_idx && row <= top_idx + rows {
let area = (
set_y(upper_left, get_y(upper_left) + (3 * (row % rows))),
set_y(bottom_right, get_y(upper_left) + (3 * (row % rows) + 2)),
);
self.highlight_line(grid, area, row, context);
context.dirty_areas.push_back(area);
}
}
if self.force_draw {
/* Draw the entire list */
self.draw_list(grid, area, context);
self.force_draw = false;
}
} else {
/* Draw the entire list */
self.draw_list(grid, area, context);
}
}
if self.unfocused {
if self.length == 0 && self.dirty {
clear_area(grid, area);
context.dirty_areas.push_back(area);
return;
}
let area = (
set_x(upper_left, get_x(upper_left) + width!(area) / 3 + 2),
bottom_right,
);
self.view.draw(grid, area, context);
}
self.dirty = false;
}
fn process_event(&mut self, event: &mut UIEvent, context: &mut Context) -> bool {
if self.unfocused && self.view.process_event(event, context) {
return true;
}
let shortcuts = self.get_shortcuts(context);
if self.length > 0 {
match *event {
UIEvent::Input(ref k)
if !self.unfocused
&& shortcut!(
k == shortcuts[ConversationsListing::DESCRIPTION]["open_thread"]
) =>
{
let thread = self.get_thread_under_cursor(self.cursor_pos.2);
self.view = ThreadView::new(self.cursor_pos, thread, None, context);
self.unfocused = true;
self.dirty = true;
return true;
}
UIEvent::Input(ref k)
if self.unfocused
&& shortcut!(
k == shortcuts[ConversationsListing::DESCRIPTION]["exit_thread"]
) =>
{
self.unfocused = false;
self.dirty = true;
/* If self.row_updates is not empty and we exit a thread, the row_update events
* will be performed but the list will not be drawn. So force a draw in any case.
* */
self.force_draw = true;
return true;
}
UIEvent::Input(ref key)
if !self.unfocused
&& shortcut!(
key == shortcuts[ConversationsListing::DESCRIPTION]["select_entry"]
) =>
{
let thread = self.get_thread_under_cursor(self.cursor_pos.2);
self.selection.entry(thread).and_modify(|e| *e = !*e);
return true;
}
UIEvent::EnvelopeRename(ref old_hash, ref new_hash) => {
let account = &context.accounts[self.cursor_pos.0];
let threads = &account.collection.threads[&self.folder_hash];
if !account.collection.contains_key(&new_hash) {
return false;
}
let env_thread_node_hash = account.collection.get_env(*new_hash).thread();
if !threads.thread_nodes.contains_key(&env_thread_node_hash) {
return false;
}
let thread: ThreadHash =
threads.find_group(threads.thread_nodes()[&env_thread_node_hash].group);
if self.order.contains_key(&thread) {
self.row_updates.push(thread);
}
self.dirty = true;
self.view
.process_event(&mut UIEvent::EnvelopeRename(*old_hash, *new_hash), context);
}
UIEvent::Action(ref action) => match action {
Action::SubSort(field, order) if !self.unfocused => {
debug!("SubSort {:?} , {:?}", field, order);
self.subsort = (*field, *order);
// FIXME subsort
//if !self.filtered_selection.is_empty() {
// let threads = &account.collection.threads[&self.folder_hash];
// threads.vec_inner_sort_by(&mut self.filtered_selection, self.sort, &account.collection);
//} else {
// self.refresh_mailbox(context);
//}
return true;
}
Action::Sort(field, order) if !self.unfocused => {
debug!("Sort {:?} , {:?}", field, order);
// FIXME sort
/*
self.sort = (*field, *order);
if !self.filtered_selection.is_empty() {
let threads = &context.accounts[self.cursor_pos.0].collection.threads
[&self.folder_hash];
threads.vec_inner_sort_by(
&mut self.filtered_selection,
self.sort,
&context.accounts[self.cursor_pos.0].collection.envelopes,
);
self.dirty = true;
} else {
self.refresh_mailbox(context);
}
*/
return true;
}
Action::ToggleThreadSnooze if !self.unfocused => {
let thread = self.get_thread_under_cursor(self.cursor_pos.2);
let account = &mut context.accounts[self.cursor_pos.0];
account
.collection
.threads
.entry(self.folder_hash)
.and_modify(|threads| {
let is_snoozed = threads.thread_ref(thread).snoozed();
threads.thread_ref_mut(thread).set_snoozed(!is_snoozed);
});
self.row_updates.push(thread);
self.refresh_mailbox(context);
return true;
}
_ => {}
},
_ => {}
}
}
match *event {
UIEvent::MailboxUpdate((ref idxa, ref idxf))
if (*idxa, *idxf) == (self.new_cursor_pos.0, self.folder_hash) =>
{
self.refresh_mailbox(context);
self.set_dirty(true);
}
UIEvent::StartupCheck(ref f) if *f == self.folder_hash => {
self.refresh_mailbox(context);
self.set_dirty(true);
}
UIEvent::ChangeMode(UIMode::Normal) => {
self.dirty = true;
}
UIEvent::Resize => {
self.dirty = true;
}
UIEvent::Action(ref action) => match action {
Action::ViewMailbox(idx) => {
if context.accounts[self.cursor_pos.0]
.folders_order
.get(*idx)
.is_none()
{
return true;
}
self.set_coordinates((self.new_cursor_pos.0, *idx));
self.refresh_mailbox(context);
return true;
}
Action::Listing(Filter(ref filter_term)) if !self.unfocused => {
self.filter(filter_term, context);
self.dirty = true;
return true;
}
_ => {}
},
UIEvent::Input(Key::Esc) | UIEvent::Input(Key::Char(''))
if !self.unfocused && !&self.filter_term.is_empty() =>
{
self.set_coordinates((self.new_cursor_pos.0, self.new_cursor_pos.1));
self.refresh_mailbox(context);
self.force_draw = false;
self.set_dirty(true);
return true;
}
_ => {}
}
false
}
fn is_dirty(&self) -> bool {
self.dirty
|| if self.unfocused {
self.view.is_dirty()
} else {
false
}
}
fn set_dirty(&mut self, value: bool) {
if self.unfocused {
self.view.set_dirty(value);
}
self.dirty = value;
}
fn get_shortcuts(&self, context: &Context) -> ShortcutMaps {
let mut map = if self.unfocused {
self.view.get_shortcuts(context)
} else {
ShortcutMaps::default()
};
let config_map = context.settings.shortcuts.compact_listing.key_values();
map.insert(ConversationsListing::DESCRIPTION, config_map);
map
}
fn id(&self) -> ComponentId {
self.id
}
fn set_id(&mut self, id: ComponentId) {
self.id = id;
}
}