50 lines
904 B
Go
50 lines
904 B
Go
package sudoku
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
|
|
"git.kleiax.de/homepage/field"
|
|
"git.kleiax.de/homepage/logic"
|
|
"git.kleiax.de/homepage/parser"
|
|
)
|
|
|
|
type Game struct {
|
|
field *field.Field
|
|
solver logic.Solver
|
|
}
|
|
|
|
func New(parser parser.Parser, solver logic.Solver, data []byte) (*Game, error) {
|
|
err := parser.Parse(data)
|
|
if err != nil {
|
|
return &Game{}, fmt.Errorf("can not create game: %w", err)
|
|
}
|
|
return &Game{solver: solver, field: parser.GetField(2)}, nil
|
|
}
|
|
|
|
func (g *Game) Solve() error {
|
|
g.solver.InitStragies(g.field)
|
|
for !g.isFinished() {
|
|
if !g.nextSolveStep() {
|
|
return errors.New("no strategy can solve the puzzle")
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (g *Game) nextSolveStep() bool {
|
|
return g.solver.Run(0)
|
|
}
|
|
|
|
func (g *Game) prevSolveStep() {
|
|
// far far in the future
|
|
}
|
|
|
|
func (g *Game) isFinished() bool {
|
|
return g.field.IsSolved()
|
|
}
|
|
|
|
func (g *Game) GetField() field.Field {
|
|
return *g.field
|
|
}
|