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#include "commands.h"
#include <boost/format.hpp>
#include <boost/algorithm/string/join.hpp>
#include <boost/bind.hpp>
#include <iostream>
std::vector<std::string> Commands::ls() {
if(args.size() != 2) {
throw CommandException("usage: ls DIR");
}
MusicDirectory::p dir = music::get_directory(args[1]);
if(!dir) {
throw CommandException("no such directory");
}
std::cout << dir->path << std::endl;
std::vector<std::string> result;
for(MusicDirectory::PathListings::iterator it = dir->directories.begin(); it != dir->directories.end(); it++) {
std::string rel_path = it->string().substr(music::root_directory.string().size());
result.push_back(rel_path);
}
for(MusicDirectory::PathListings::iterator it = dir->tracks.begin(); it != dir->tracks.end(); it++) {
std::string rel_path = it->string().substr(music::root_directory.string().size());
result.push_back(rel_path);
}
return result;
}
std::vector<std::string> Commands::find() {
if(args.size() != 3) {
throw CommandException("usage: find TYPE SEARCH");
}
FindFunction ff;
if(find_handlers.find(args[1]) != find_handlers.end()) {
ff = find_handlers[args[1]];
} else {
std::vector<std::string> types;
for(std::map<std::string, FindFunction>::iterator it = find_handlers.begin(); it != find_handlers.end(); it++) {
types.push_back(it->first);
}
std::string s = boost::str(boost::format("unknown search type, must be one of %s") % boost::algorithm::join(types, ", "));
throw CommandException(s.c_str());
}
std::vector<MusicListing::p> ml = ff(args[2]);
if(!ml.size()) {
throw CommandException("no results");
}
std::vector<std::string> result;
for(std::vector<MusicListing::p>::iterator it = ml.begin(); it != ml.end(); it++) {
result.push_back((*it)->path.string());
}
return result;
}
std::vector<std::string> Commands::update() {
if(args.size() != 2) {
throw CommandException("usage: update DIR");
}
io_service.post(boost::bind(music::begin_update, args[1]));
std::vector<std::string> v;
return v;
}
Commands::Commands(boost::asio::io_service& io_service_, std::vector<std::string>& args_) : io_service(io_service_), args(args_) {
handlers["ls"] = &Commands::ls;
handlers["find"] = &Commands::find;
find_handlers["artist"] = music::find_artist;
handlers["update"] = &Commands::update;
}
std::vector<std::string> Commands::operator()() {
assert(args.size());
Handler h = handlers[args[0]];
if(!h) {
throw CommandException(boost::str(boost::format("unknown command \"%s\"") % args[0]));
}
return h(this);
}
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