\d u
\l utils.k

\d csv
\l ngnk-libs/csv/csv.k
\d .

\l excelpm.k
\d .

/helpers
/ e exclusive
slice: {[l;s;e] s_(e)#l};
listize: {1_(,/(";",)'{"(",x,")"}'x)};
split: {[l;di] idx: (-1,&(di~'l)),(#l); {slice[x;y[0]+1;y[1]+1]}[l]'(idx@(2':!#idx))};
s2n: {[s] `i$s;}; // string to number
parseidx: {core: slice[x;1;#x]; split[core;";"]};
gi: {[r;c;rb;cb]
 i: r#(,!c)
 i: ((!r)+rb) {x,'y}'(i+cb);
 :i
};

// decode excel formula
mc: {[c;i]
 i: gi[(#table);i+1;0;c];
 :i
};

mr: {[r;i]
 i: gi[i+1;(#table[0]);r;0];
 :i
};

drr: {[s;e]
 r: $[s[0]<0;mc[s[1];(e[1]-s[1])];mr[s[0];(e[0]-s[0])]];
 :r
};

dre: {[s;e]
 :gi[(e[0]-s[0])+1;(e[1]-s[1])+1;s[0];s[1]]
};

dr: {[s;e] // decode range
 ln: (s[0]<0) | (s[1]<0);
 rn: (e[0]<0) | (e[1]<0);

 :$[ln|rn;drr[s;e];dre[s;e]]
};

dbit: {[b]
 ci: (`i$(b@&(pat.testAtZ'b)))-65; // col index
 ri: (`i$(b@&(pat.test0t9'b)))-49; // row index

 ci: $[(#ci)>0;*ci;-1];
 ri: $[(#ri)>0;*ri;-1];

 :(ri;ci)
};

lr: {[f]
 ci: *&(":"~'f);
 l: slice[f;0;ci];
 r: slice[f;ci+1;#f];

 lb: dbit[l];
 rb: dbit[r];

 :(lb;rb);
};

de:{[idx;cell]
 ci: cell[0];
 cell: cell[1];
 idx: (*idx);

 f: slice[cell;idx[0];idx[1]];
 l: slice[cell;0;idx[0]];
 r: slice[cell;idx[1];#cell];
 u.ppr (l;r);
 u.ppr table[ci[0];ci[1]];

 (fl;fr): lr[f];
 r: dr[fl;fr];

 i: (ci[0]*3) + ci[1];
 {
  i:(*y);
  i: (i[0]*3)+i[1];
  deps[x;i]: 1;
 }[(ci[0]*3)+ci[1];]'r;
};

/:parseidx["[1;2]"];
/:split["1;2;3";";"];

tstkey: "States/Events"; / key indicating start of transition section
cstkey: "Events"; / key indicating start of events condition section
astkey: "Actions"; / key indicating start of actions section
sectionkeys: (tstkey;cstkey;astkey);

lines: {x,"\n",y}/(0: "SS.csv");
table:: csv.csv[lines];
d: (#table)*(#table[0]);
deps:: (d;d)#0;

/ excel patterns
:pats: pat.run''table;

u.ppr'table;
/ u.ppr'pats;

// start with last to maintain prior index accuracy
lasts:{:((#x[0])-1)_x[0]}''pats;
firsts:{:$[(#x[0])>1;((#x[0])-1)#x[0];0]}''pats;

f: pats {
 :$[x[2]=5;y;0]
}''lasts;

ti: gi[#table;#table[0];0;0];
table::ti {(,x),,y}''table;

table {
 :$[y~0;0;de[y;x]]
}''f;

table {
 :$[y~0;0;de[y;x]]
}''firsts;

:deps