#!/bin/sh
. `dirname $0`/y4-funcs.sh

create() {
  # $1=type $2=obj $3=defs...
  target=$1; shift
  name=$1; shift
  [ "$debug" ] && echo "create $target if not exists $name $@"
  sq $db "create $target if not exists $name $@"
}
create table passwd '(name primary key, pswd, gecos, skey);'
: <<EOF

create table grp '(name primary key, tag text, gecos, owner, foreign key(owner) references passwd(name) on delete cascade on update cascade);'
# create table grp_mem '(gname, type, name, foreign key(gname) references grp(name) on delete cascade on update cascade, check (type in ("u", "g")), foreign key(name) references ug(name) on delete cascade on update cascade, unique(gname, type, name));'
create table par '(sessid text, var text, type text, val text, primary key(sessid, var, val) foreign key(sessid) references session(id) on update cascade on delete cascade);


create table ug '(name primay key);'
create trigger p2ugin 'after insert on passwd begin insert into ug values(new.name); end;'
create trigger g2ugin 'after insert on grp begin insert into ug values(new.name); end;'
create trigger p2ugup 'after update of name on passwd begin update ug set name = new.name where name=old.name; end;'
create trigger g2ugup 'after update of name on grp begin update ug set name = new.name where name=old.name; end;'
create trigger p2ugrm 'after delete on passwd begin delete from ug where name = old.name; end;'
create trigger g2ugrm 'after delete on grp begin delete from ug where name = old.name; end;'

EOF

create table $conftbl '(tbl,col,keytype,objtype, primary key(tbl, col))'

create_struct() {
  # $1=struct-def
  def=`basename $1`
  tmain=${def%.*}
  ts=${tmain}_s
  tm=${tmain}_m
  ct=$conftbl
  cat $1 | \
      (cols="" pkey="" uniq="" fkey="" fkey2=""
       while IFS=: read prompt col keytype objtype args; do
	 addcol=""
	 case $keytype in
	   *p*|*f*)
	     addcol=$col
	     case $keytype in
	       *pf*|*fp*)
		 pkey="$pkey${pkey:+, }$col"
		 fkey="${fkey}, foreign key($col) references $objtype on delete cascade on update cascade"
		 fkey2="${fkey2}, foreign key($col) references $objtype on delete cascade on update cascade" ;;
	       *p*)
		 pkey="$pkey${pkey:+, }$col"
		 fkey2="${fkey2}, foreign key($col) references $tmain($col) on delete cascade on update cascade" ;; 
	     esac
	     ;;
	   *u*)	uniq="$uniq${uniq:+, }$col"
		addcol=$col
		;;
	 esac
	 case $objtype in
	   author)
	     addcol=$col
	     fkey="${fkey}, foreign key($col) references user(name) on delete cascade on update cascade"
	     keytype=f   # blogの場合はuserのほうがいい??
	     ;;
	   owner)
	     ;;
	   serial)
	     addcol=$addcol" varchar(20)" ;;
	   hidden)
	     continue ;;
	   user)
	     
	     ;;
	   group)
	 esac
	 [ "$addcol" ] && cols="$cols${cols:+, }"$addcol
	 typevals="(\"/$tmain\", \"$col\", \"$keytype\", \"$objtype\")"
	 sq $db "replace into $ct values $typevals"
       done
       pk=${pkey:+", primary key($pkey)"}
       uq=${uniq:+", unique($uniq)"}
       create table $tmain "($cols$pk$uq$fkey)"
       create table $ts "($pkey, key, type, val, bin blob, primary key($pkey, key)$fkey2)"
       create table $tm "($pkey, key, type, val, bin blob, unique($pkey, key, val)$fkey2)"
      )
}

create table par '(sessid text, var text, type text, val text, primary key(sessid, var, val) foreign key(sessid) references session(id) on update cascade on delete cascade);'
create table session '(id text primary key, expire text);'
create table cookie '(sessid text, var text, type text, val text, primary key(sessid, var) foreign key(sessid) references session(id) on update cascade on delete cascade);'


create_struct $formdir/user.def
create_struct $formdir/grp.def
create_struct $formdir/grp_mem.def
create_struct $formdir/grp_adm.def
create_struct $formdir/blog.def
create_struct $formdir/article.def
#### create_struct $formdir/diary.def

create table acclog "(user, tbl, rowid, time, \
	primary key(user, tbl, rowid), \
	foreign key(user) references user(name))"

gettblcols ${1:-grp}
echo -n s:; gettbl_s_cols ${1:-grp}
echo -n m:; gettbl_m_cols ${1:-grp}