#include "emoji.h"

#include "http/server/request.h"
#include "util/format.h"

#include "model/server.h"
#include "model/emoji.h"

#include "view/api/Emoji.h"

#include <stdlib.h>
#include <stdio.h>
#include <stddef.h>
#include <string.h>
#include <strings.h>
#include <sys/types.h>
#include <dirent.h>

// Route: /api/v1/custom_emojis
bool route_custom_emojis( struct http_request* req )
{
	http_request_send_headers( req, 200, "application/json", true );
	FILE* f = http_request_get_response_body( req );
	fprintf( f, "[" );
	DIR* d = opendir( "data/emoji" );
	struct dirent* ent;
	bool first = true;
	while(( ent = readdir(d) )) {
		if( ent->d_name[0] != '.' && !index(ent->d_name,' ') ) {
			if( !first ) {
				fprintf( f, "," );
			} else {
				fprintf( f, "\n" );
			}
			char* filename = strdup(ent->d_name);
			char* remain = NULL;
			char* shortcode = strtok_r(filename, ".", &remain );

			struct emoji* e = emoji_from_shortcode( shortcode );
			api_Emoji_write( e, f, 1 );
			emoji_free(e);
			free(filename);

			first = false;
		}
	}
	closedir(d);

	fprintf( f, "\n]" );

	return true;
}

const char* mime_type_for_filename( const char* filename );

bool route_emoji_asset( struct http_request* req )
{
	char* id_str = http_request_route_get_dir_or_file(req);
	char* filename = filename_for_shortcode( id_str );
	free(id_str);

	if( !filename ) { return false; }

	const char* mime_type = mime_type_for_filename( filename );
	char fs_path[512];
	snprintf( fs_path, 512, "data/emoji/%s", filename );
	free(filename);

	return http_request_send_file( req, fs_path, mime_type );
}