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/*
pkgit - package_t it!
Copyright (C) 2026 dacctal
This program 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 2 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <string.h>
#include <unistd.h>
#include "pkg.h"
#include "files.h"
#include "globs.h"
#include "log.h"
#include "str.h"
static str get_destdir(str_slc cwd, str_slc arg) {
str_slc name = str_slc_from_after_delim(arg, '/');
if (str_slc_first(arg) == '.')
return str_format("%.*s/%.*s", str_fmt(&inst_dirs.src), str_fmt(&cwd));
else
return str_format("%.*s/%.*s", str_fmt(&inst_dirs.src), str_fmt(&name));
}
static str get_pkgsrc(package_t pkg) {
if (pkg.is_local == 1)
return str_format("%.*s/%.*s", str_fmt(&inst_dirs.src), pkg.name);
else
return str_format("%.*s/%.*s/%.*s", str_fmt(&inst_dirs.src),
str_fmt(&pkg.name), str_fmt(&pkg.version));
}
static void assign_pkg_version(package_t *pkg, str *new_arg_str) {
if (str_find_char(new_arg_str, '@')) {
str tmp_arg = str_from_after_delim(new_arg_str, '@');
if (str_find_char(new_arg_str, ',')) {
str tmp_trg = str_from_after_delim(&tmp_arg, ',');
pkg->version = str_from_after_delim(new_arg_str, '@');
pkg->version.len -= tmp_trg.len;
str_free(&tmp_trg);
} else {
pkg->version = str_from_after_delim(new_arg_str, '@');
}
if (str_find_char(&pkg->version, ',')) pkg->version.len--;
str_free(&tmp_arg);
pkg->name.len -= pkg->version.len + 1;
} else pkg->version = mstr("HEAD");
}
static void assign_pkg_target(package_t *pkg, str *new_arg_str) {
if (str_find_char(new_arg_str, ',')) {
str tmp_arg = str_from_after_delim(new_arg_str, ',');
if (str_find_char(new_arg_str, '@')) {
str tmp_ver = str_from_after_delim(&tmp_arg, '@');
pkg->target = str_from_after_delim(new_arg_str, ',');
pkg->target.len -= tmp_ver.len;
str_free(&tmp_ver);
} else {
pkg->target = str_from_after_delim(new_arg_str, ',');
}
if (str_find_char(&pkg->target, '@')) pkg->target.len--;
str_free(&tmp_arg);
pkg->name.len -= pkg->target.len + 1;
} else pkg->target = mstr("default");
}
package_t pkg_create(str_slc arg) {
package_t pkg = { .is_local = false, };
char cwd[MAX_PATH_LEN];
getcwd(cwd, MAX_PATH_LEN);
str_slc cwd_slc = mstrslc(cwd);
str cwd_str = mstr(cwd);
str dest_dir = get_destdir(cwd_slc, arg);
str new_arg_str = str_from_str_slc(arg);
bool is_installed_locally = is_directory(dest_dir.data);
bool is_in_repos = false;
// for (size_t i = 0; i < cached_repos_count; i++) {
// if (strcmp(new_arg, cached_repos[i].source_key) == 0) {
// is_in_repos = true;
// break;
// }
// }
assign_pkg_version(&pkg, &new_arg_str);
assign_pkg_target(&pkg, &new_arg_str);
if (str_find_char(&new_arg_str, '@')) {
str tmp = str_from_after_delim(&new_arg_str, '@');
new_arg_str.len -= tmp.len + 1;
str_free(&tmp);
}
if (str_find_char(&new_arg_str, ',')) {
str tmp = str_from_after_delim(&new_arg_str, ',');
new_arg_str.len -= tmp.len + 1;
str_free(&tmp);
}
if (strncmp(arg.data, "http", 4) == 0 || strncmp(arg.data, "ssh", 3) == 0) {
pkg.url = new_arg_str;
pkg.name = str_from_after_delim(&new_arg_str, '/');
} else if (str_slc_equal_cstr(arg, ".")) {
pkg.url = mstr("");
pkg.name = str_from_after_delim(&cwd_str, '/');
pkg.is_local = true;
} else if (is_in_repos) {
// for (size_t i = 0; i < cached_repos_count; i++) {
// if (strcmp(new_arg, cached_repos[i].source_key) == 0) {
// pkg.url = strdup(cached_repos[i].source_value);
// break;
// }
// }
pkg.name = new_arg_str;
} else if (is_installed_locally) {
pkg.url = mstr("");
pkg.name = str_from_after_delim(&dest_dir, '/');
pkg.is_local = true;
} else {
log_error("'%.*s' is not a valid package", str_fmt(&arg));
exit(EXIT_FAILURE);
}
if (str_find_char(&new_arg_str, ',')
&& str_find_char(&new_arg_str, '@')
) pkg.name.len--;
pkg.src = get_pkgsrc(pkg);
str_free(&cwd_str);
str_free(&dest_dir);
return pkg;
}
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