/**
 * @file buffer.h
 * @brief Buffer management for handling multiple open files
 */

#ifndef BUFFER_H_
#define BUFFER_H_

#include "data.h"

/**
 * @brief Creates a new buffer for a file
 * @param filename Path to the file
 * @return Buffer ID on success, -1 on failure
 */
int bufferCreate(const char *filename);

/**
 * @brief Switches to a specific buffer by ID
 * @param buffer_id The buffer ID to switch to
 * @return 0 on success, -1 on failure
 */
int bufferSwitch(int buffer_id);

struct buffer_t *bufferFindById(int buffer_id);

/**
 * @brief Closes a buffer by ID
 * @param buffer_id The buffer ID to close
 * @return 0 on success, -1 on failure
 */
int bufferClose(int buffer_id);

/**
 * @brief Gets the current active buffer
 * @return Pointer to current buffer_t, NULL if none
 */
struct buffer_t *bufferGetCurrent(void);

/**
 * @brief Lists all open buffers
 * @return Number of open buffers
 */
int bufferListAll(void);

/**
 * @brief Saves current buffer to disk
 * @return 0 on success, -1 on failure
 */
int bufferSave(void);

/**
 * @brief Saves all buffers to disk
 * @return 0 on success, -1 on failure
 */
int bufferSaveAll(void);

#endif