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mod cli;
mod config;
mod error;
mod stackexchange;
mod term;
use crossterm::style::Color;
use error::{Error, ErrorKind};
use lazy_static::lazy_static;
use minimad::mad_inline;
use stackexchange::{LocalStorage, StackExchange};
use term::with_error_style;
use termimad::{CompoundStyle, MadSkin};
fn main() {
let mut skin = MadSkin::default();
// TODO style configuration
skin.inline_code = CompoundStyle::with_fg(Color::Cyan);
skin.code_block.set_fgbg(Color::Cyan, termimad::gray(20));
(|| {
let opts = cli::get_opts()?;
let config = opts.config;
let site = &config.site;
let mut ls = LocalStorage::new()?;
if let Some(key) = opts.set_api_key {
config::set_api_key(key)?;
}
if opts.update_sites {
ls.update_sites()?;
}
if opts.list_sites {
let sites = ls.sites()?;
let mut md = String::new();
md.push_str("|:-:|:-:|\n");
md.push_str("|Site Code|Site URL|\n");
md.push_str("|-:|:-|\n");
for s in sites.iter() {
md.push_str(&format!("|{}|{}\n", s.api_site_parameter, s.site_url));
}
md.push_str("|-\n");
termimad::print_text(&md);
return Ok(());
}
match ls.validate_site(site) {
Ok(true) => (),
Ok(false) => {
print_error!(skin, "$0 is not a valid StackExchange site.\n\n", site)?;
// TODO what about using text wrapping feature?
print_notice!(
skin,
"If you think this is incorrect, try running\n\
```\n\
so --update-sites\n\
```\n\
to update the cached site listing. You can also run `so --list-sites` \
to list all available sites.",
)?;
return Ok(());
}
Err(Error {
kind: ErrorKind::EmptySites,
..
}) => {
// TODO use text wrapping feature
print_error!(
skin,
"The cached site list is empty. This can likely be fixed by\n\n\
```\n\
so --update-sites\n\
```"
)?;
return Ok(());
}
Err(e) => return Err(e),
}
if let Some(q) = opts.query {
let se = StackExchange::new(config);
let que = se.search(&q)?;
let ans = que
.first()
.ok_or_else(Error::no_results)?
.answers
.first()
.ok_or_else(|| {
Error::from(
"StackExchange returned a question with no answers; \
this shouldn't be possible!",
)
})?;
// TODO eventually do this in the right place, e.g. abstract out md parser, write benches, & do within threads
let md = ans.body.replace("<kbd>", "**[").replace("</kbd>", "]**");
skin.print_text(&md);
}
Ok(())
})()
.or_else(|e| {
with_error_style(&mut skin, |err_skin, stderr| {
err_skin.write_text_on(stderr, &e.error)
})
})
.unwrap_or_else(|e| {
println!("panic! {}", e.error);
});
}
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