#include "cmdline.h"

File *File_New(void) {
    File *file;
    file = xmalloc(NULL, sizeof(File));
    if (!file) {
        return NULL;
    } else {
        memset(file, 0, sizeof(File));
        return file;
    }
}

void File_Free(File *file) {
    if (file) {
        if (file->textdata) {
            DisposeHandle(file->textdata);
            file->textdata = NULL;
        }
        if (file->objectdata) {
            DisposeHandle(file->objectdata);
            file->objectdata = NULL;
        }
        if (file->browsedata) {
            DisposeHandle(file->browsedata);
            file->browsedata = NULL;
        }
        xfree(file);
    }
}

Boolean Files_Initialize(Files *this) {
    OS_ASSERT(47, this != NULL);
    return 1;
}

Boolean Files_Terminate(Files *this) {
    File *file;
    File *next;

    OS_ASSERT(56, this != NULL);

    for (file = this->fileList; file; file = next) {
        next = file->next;
        File_Free(file);
    }

    return 1;
}

Boolean Files_AddFile(Files *this, File *file) {
    return Files_InsertFile(this, file, this->fileCount);
}

Boolean Files_InsertFile(Files *this, File *file, SInt32 position) {
    File **scan;

    OS_ASSERT(80, this != NULL);
    OS_ASSERT(81, file != NULL);

    if (position < 0)
        position = 0;
    else if (position > this->fileCount)
        position = this->fileCount;

    scan = &this->fileList;
    while (position > 0) {
        scan = &(*scan)->next;
        position--;
    }

    file->filenum = this->fileCount++;
    file->next = *scan;
    *scan = file;
    return 1;
}

File *Files_GetFile(Files *this, SInt32 filenum) {
    File *file;

    OS_ASSERT(104, this != NULL);
    OS_ASSERT(105, filenum >= 0);

    file = this->fileList;
    while (file && file->filenum != filenum)
        file = file->next;
    return file;
}

File *Files_FindFile(Files *this, OSSpec *spec) {
    File *file;

    file = this->fileList;
    while (file && !OS_EqualSpec(&file->srcfss, spec))
        file = file->next;
    return file;
}

int Files_Count(Files *this) {
    OS_ASSERT(127, this != NULL);

    return this->fileCount;
}

Boolean VFiles_Initialize(VFile **list) {
    *list = NULL;
    return 1;
}

void VFiles_Terminate(VFile **list) {
    VFile *next;

    while (*list) {
        next = (*list)->next;
        DisposeHandle((*list)->data);
        xfree(*list);
        list = &next;
    }

    *list = NULL;
}

VFile *VFile_New(const char *name, Handle data) {
    VFile *vf;

    vf = xmalloc(NULL, sizeof(VFile));
    if (!vf)
        return NULL;

    strncpy(vf->displayName, name, sizeof(vf->displayName));
    vf->displayName[sizeof(vf->displayName) - 1] = 0;

    vf->data = NewHandle(0);
    if (!vf->data || HandAndHand(data, vf->data)) {
        xfree(vf);
        return NULL;
    }

    FixTextHandle(vf->data);
    vf->next = NULL;
    return vf;
}

Boolean VFiles_Add(VFile **list, VFile *entry) {
    VFile **scan = list;
    while (*scan)
        scan = &(*scan)->next;
    *scan = entry;
    return 1;
}

VFile *VFiles_Find(VFile *list, const char *name) {
    VFile *scan = list;
    while (scan) {
        if (!strcmp(scan->displayName, name))
            break;
        scan = scan->next;
    }
    return scan;
}