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// Copyright (C) 2026 Doan Luu Duc Tai <doan@luuduct.ai>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
use crate::files;
use crate::project::{Mode, Project, Settings};
use anyhow::Result;
use stack_config::Config;
use std::fs;
use std::path::PathBuf;
pub(crate) fn directory(project: &Project, settings: &Settings) -> PathBuf {
project.root.join(match settings.mode {
Mode::Local => "var/local",
Mode::Production => "var/production",
})
}
pub(crate) fn prepare(project: &Project, settings: &Settings) -> Result<()> {
let config = Config::load(&project.root)?;
let local = (settings.mode == Mode::Local).then_some(settings.port);
let output = directory(project, settings);
let web = output.join("web");
if web.exists() {
files::regular_tree(&web)?;
fs::remove_dir_all(&web)?;
}
files::copy_tree(&project.root.join("web"), &web)?;
for name in ["index.html", "message/index.html"] {
let file = web.join(name);
files::write(
&file,
config
.render(&fs::read_to_string(&file)?, local)?
.as_bytes(),
0o644,
)?;
}
let template = project.root.join(if settings.mode == Mode::Local {
"infra/Caddyfile.local"
} else {
"infra/Caddyfile"
});
files::write(
&output.join("Caddyfile"),
config
.render(&fs::read_to_string(template)?, local)?
.as_bytes(),
0o644,
)?;
let cgit = fs::read_to_string(project.root.join("infra/containers/cgit/cgitrc"))?;
let mut rendered = config.render(&cgit, local)?;
if let Some(port) = local {
rendered = rendered.replace(
"clone-prefix=/git",
&format!("clone-prefix=http://localhost:{port}/git"),
);
}
files::write(&output.join("cgitrc"), rendered.as_bytes(), 0o644)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn custom_domains_and_ports_reach_public_outputs_without_secrets() -> Result<()> {
let root = tempfile::tempdir()?;
for name in ["web", "infra"] {
files::copy_tree(
&PathBuf::from(env!("CARGO_MANIFEST_DIR")).join(name),
&root.path().join(name),
)?;
}
fs::write(
root.path().join(".env"),
"SITE_HOST=home.example.net\nGIT_HOST=git.example.net\nHTTP_PORT=8181\nHTTPS_PORT=8443\nSEARXNG_SECRET=do-not-publish-this-sentinel\n",
)?;
let project = Project::at(root.path())?;
let mut settings = project.settings()?;
settings.mode = Mode::Production;
prepare(&project, &settings)?;
let output = directory(&project, &settings);
let caddy = fs::read_to_string(output.join("Caddyfile"))?;
assert!(caddy.contains("https://home.example.net:8443"));
assert!(caddy.contains("http_port 8181"));
assert!(!caddy.contains("do-not-publish"));
let homepage = fs::read_to_string(output.join("web/index.html"))?;
assert!(homepage.contains("https://git.example.net:8443"));
assert!(homepage.contains("https://chat.doan.luuduct.ai:8443/LIMITATIONS.txt"));
assert!(homepage.contains("A home-grown experimental messenger. Know its"));
settings.mode = Mode::Local;
settings.port = 8180;
prepare(&project, &settings)?;
let preview = fs::read_to_string(directory(&project, &settings).join("web/index.html"))?;
assert!(preview.contains("href=\"/git/\""));
assert!(preview.contains("http://chat.localhost:8180/LIMITATIONS.txt"));
assert!(
fs::read_to_string(directory(&project, &settings).join("cgitrc"))?
.contains("clone-prefix=http://localhost:8180/git")
);
Ok(())
}
}
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