#ifndef AMALGAM_FILE_H
#define AMALGAM_FILE_H

#include "misc.h"
#include "types.h"
#include "buffer_view.h"
#include "buffer.h"

/* Return bool_true if you want to continue scanning, otherwise return bool_false */
typedef bool (*scan_dir_callback_func)(const char *filepath, int filepath_length, void *userdata);

typedef struct {
    const char *file_data;
    usize file_size;
    int fd;
} MappedFile;

typedef enum {
    MAPPED_FILE_READ,
    MAPPED_FILE_WRITE,
    MAPPED_FILE_READ_WRITE
} MappedFileMode;

/* Hidden files (files starting with a dot) are skipped */
/*
TODO: Remove the 3 following functions as they are not used.
They should be implemented in amalgam instead.
*/
#if 0
CHECK_RESULT int scan_dir_recursive(const char *dir_path, scan_dir_callback_func callback_func, void *userdata);
CHECK_RESULT int mapped_file_init(MappedFile *self, const char *filepath, MappedFileMode file_mode);
CHECK_RESULT int mapped_file_deinit(MappedFile *self);
#endif

CHECK_RESULT int read_whole_file(const char *filepath, Buffer *result);
/* @result_path will be allocated with am_malloc, should be deallocated with am_free */
CHECK_RESULT int file_get_canonical_path(const char *filepath, char **result_path, usize *result_path_size);

BufferView file_get_parent_directory(BufferView filepath);
BufferView file_get_name(BufferView filepath);

#endif