import { type MPath } from "../../../all-types";

/**
```js
// void cast_lineperfields(const wstring_t& lineperfield_, const wstring_t& lineperfield_field_, lineperfields_t& lineperfields_)
Format: ['[sn]'<script line>]*
    lineperfield_={"[sn]3.0.keys,key=ins,repeat=20,mode=sca;pos,x=10,y=19;field;delay,ms=1000"}
    lineperfield_field_={"label=User name,type=txt,dbname={db151434-60dc-4a42-8dd7-5080dd747c83},value=,life=reuse"}


// lineperfield_t cast_line_lineperfields(const wstring_t& in)
Format: #a'.'#b'.'<script parts> where: #a is count of patrs; #b is patr number (starting from 0)
    in={"3.0.keys,key=ins,repeat=20,mode=sca;pos,x=10,y=19;field;delay,ms=1000"}
    rv={parts=3 npart=0 script={"keys,key=ins,repeat=20,mode=sca;pos,x=10,y=19;field;delay,ms=1000"} scriptfield={""}}

// Block parts:
     ['keys,key=home', 'field']
     ['keys,key=home', 'delay,ms=1000', 'keys,key=tab', 'field']
     ['keys,key=tab', 'keys,key=home', 'keys,key=tab,repeat=3', 'field']
```
*/
export function parseSnPart(chunkValue: string): MPath.sn {
    
    const rv: MPath.sn = {
        total: 0,
        current: 0,
        parts: [],
    };

    const pieces = chunkValue.split(';');           // "3.0.keys,key=ins,repeat=20,mode=sca;pos,x=10,y=19;field;delay,ms=1000"
    
    if (pieces.length) {
        const firstPiece = pieces[0].split('.');    // "3.0.keys,key=ins,repeat=20,mode=sca"
       
        if (firstPiece.length > 2) {
            rv.total = +firstPiece[0];              // 3
            rv.current = +firstPiece[1];            // 0
            pieces[0] = firstPiece[2];              // "keys,key=ins,repeat=20,mode=sca"
        }

        rv.parts = pieces.filter(Boolean);          // ["keys,key=ins,repeat=20,mode=sca", "pos,x=10,y=19", "field", "delay,ms=1000"]
    }

    return rv;
}