#ifndef XTC_PROJECT_INTERNAL_H
#define XTC_PROJECT_INTERNAL_H

#include "xtc/xtc_project.h"
#include "xtc/xtc_midi.h"
#include "xtc/xtc_mixer.h"

struct xtc_project {
    xtc_graph *graph;
    uint64_t next_track_id, next_clip_id;
    unsigned int tempo;
    size_t track_count, clip_count;
    uint64_t next_note_id;
    size_t note_count;
    size_t automation_count;
    xtc_automation_point automation[XTC_MAX_AUTOMATION_POINTS];
    xtc_note_info notes[XTC_PROJECT_MAX_NOTES];
    xtc_track_info tracks[XTC_PROJECT_MAX_TRACKS];
    xtc_clip_info clips[XTC_PROJECT_MAX_CLIPS];
};

/**
 * @brief Checks for a nonempty UTF-8 name of at most 63 bytes without ASCII controls.
 *
 * @param name NUL-terminated name.
 * @return Nonzero for a valid name, zero otherwise.
 */
int xtc_project_valid_name(const char *name);
/**
 * @brief Validates project IDs, timeline ranges, names, graph, notes, and automation.
 *
 * @param project Project model; borrowed for this call.
 * @return XTC_OK on success, or an error code describing the failure.
 */
xtc_result xtc_project_validate(const xtc_project *project);
#endif