Method code for $has_commands.add_command()

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arg template, method, @type;
var cmd, types, count, x;

(> .perms(sender()) <);
[(type ?= 'local)] = type;
if ("*" in template)
    throw(~invcmd, "Invalid command, command templates cannot contain \"*\"!.");
cmd = (> $command_lib.validate_command_template(template) <);
if (!(type in ['local, 'remote]))
    throw(~type, "Command types can be either 'local or 'remote");
if ('this in cmd[2].values().slice(1))
    type = 'remote;
if (type == 'remote) {
    for x in (cmd[2].values().slice(1)) {
        if (x == 'this)
            count++;
    }
    if (!count)
        throw(~add_command, "Command type defined as remote with no <this> argument.");
    else if (count > 1)
        throw(~add_command, "More than one <this> argument specified in template.");
}
if (!get_var(type))
    set_var(type, #[]);
set_var(type, get_var(type).setadd_elem(cmd[1][1], [@cmd[1], template, method, cmd[2]]));
if (type == 'remote)
    $remote_cache.add_remote_command(cmd[1][1], this());
else if (.command_modules() || filter x in (parents()) where ('general_cache in x.flags()))
    (| .cache_client_init() |);

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// Created 27-Mar-1995 as a part of ColdCore, see: @help Credit