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#include "sam.h"
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List	file = { 'p' };
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ushort	tag;
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File *
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newfile(void)
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{
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	File *f;
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	f = fileopen();
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	inslist(&file, 0, f);
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	f->tag = tag++;
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	if(downloaded)
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		outTs(Hnewname, f->tag);
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	/* already sorted; file name is "" */
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	return f;
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}
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int
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whichmenu(File *f)
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{
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	int i;
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	for(i=0; i<file.nused; i++)
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		if(file.filepptr[i]==f)
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			return i;
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	return -1;
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}
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void
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delfile(File *f)
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{
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	int w = whichmenu(f);
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	if(w < 0)	/* e.g. x/./D */
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		return;
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	if(downloaded)
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		outTs(Hdelname, f->tag);
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	dellist(&file, w);
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	fileclose(f);
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}
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void
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fullname(String *name)
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{
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	if(name->n > 0 && name->s[0]!='/' && name->s[0]!=0)
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		Strinsert(name, &curwd, (Posn)0);
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}
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void
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fixname(String *name)
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{
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	String *t;
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	char *s;
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	fullname(name);
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	s = Strtoc(name);
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	if(strlen(s) > 0)
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		s = cleanname(s);
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	t = tmpcstr(s);
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	Strduplstr(name, t);
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	free(s);
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	freetmpstr(t);
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	if(Strispre(&curwd, name))
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		Strdelete(name, 0, curwd.n);
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}
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void
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sortname(File *f)
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{
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	int i, cmp, w;
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	int dupwarned;
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	w = whichmenu(f);
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	dupwarned = FALSE;
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	dellist(&file, w);
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	if(f == cmd)
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		i = 0;
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	else{
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		for(i=0; i<file.nused; i++){
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			cmp = Strcmp(&f->name, &file.filepptr[i]->name);
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			if(cmp==0 && !dupwarned){
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				dupwarned = TRUE;
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				warn_S(Wdupname, &f->name);
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			}else if(cmp<0 && (i>0 || cmd==0))
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				break;
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		}
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	}
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	inslist(&file, i, f);
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	if(downloaded)
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		outTsS(Hmovname, f->tag, &f->name);
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}
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void
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state(File *f, int cleandirty)
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{
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	if(f == cmd)
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		return;
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	f->unread = FALSE;
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	if(downloaded && whichmenu(f)>=0){	/* else flist or menu */
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		if(f->mod && cleandirty!=Dirty)
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			outTs(Hclean, f->tag);
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		else if(!f->mod && cleandirty==Dirty)
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			outTs(Hdirty, f->tag);
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	}
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	if(cleandirty == Clean)
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		f->mod = FALSE;
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	else
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		f->mod = TRUE;
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}
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File *
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lookfile(String *s)
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{
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	int i;
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	for(i=0; i<file.nused; i++)
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		if(Strcmp(&file.filepptr[i]->name, s) == 0)
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			return file.filepptr[i];
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	return 0;
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}