wasm-demo/src/conf/listing.rs

86 lines
2.8 KiB
Rust

/*
* meli - listing conf module
*
* Copyright 2020 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::{default_vals::*, DotAddressable, IndexStyle};
use melib::search::Query;
use melib::{MeliError, Result};
/// Settings for mail listings
#[derive(Debug, Deserialize, Clone, Serialize)]
pub struct ListingSettings {
/// Number of context lines when going to next page.
/// Default: 0
#[serde(default = "zero_val", alias = "context-lines")]
pub context_lines: usize,
/// Datetime formatting passed verbatim to strftime(3).
/// Default: %Y-%m-%d %T
#[serde(default = "none", alias = "datetime-fmt")]
pub datetime_fmt: Option<String>,
/// Show recent dates as `X {minutes,hours,days} ago`, up to 7 days.
/// Default: true
#[serde(default = "true_val", alias = "recent-dates")]
pub recent_dates: bool,
/// Show only envelopes that match this query
/// Default: None
#[serde(default = "none")]
pub filter: Option<Query>,
#[serde(default, alias = "index-style")]
pub index_style: IndexStyle,
}
impl Default for ListingSettings {
fn default() -> Self {
Self {
context_lines: 0,
datetime_fmt: None,
recent_dates: true,
filter: None,
index_style: IndexStyle::default(),
}
}
}
impl DotAddressable for ListingSettings {
fn lookup(&self, parent_field: &str, path: &[&str]) -> Result<String> {
match path.first() {
Some(field) => {
let tail = &path[1..];
match *field {
"context_lines" => self.context_lines.lookup(field, tail),
"datetime_fmt" => self.datetime_fmt.lookup(field, tail),
"recent_dates" => self.recent_dates.lookup(field, tail),
"filter" => self.filter.lookup(field, tail),
"index_style" => self.index_style.lookup(field, tail),
other => Err(MeliError::new(format!(
"{} has no field named {}",
parent_field, other
))),
}
}
None => Ok(toml::to_string(self).map_err(|err| err.to_string())?),
}
}
}