github.com/joshprzybyszewski/masyu@v0.0.0-20230508015604-f31a025f6e7e/main.go (about)

     1  package main
     2  
     3  import (
     4  	"flag"
     5  	"fmt"
     6  	"runtime"
     7  	"time"
     8  
     9  	"github.com/joshprzybyszewski/masyu/fetch"
    10  	"github.com/joshprzybyszewski/masyu/model"
    11  	"github.com/joshprzybyszewski/masyu/profile"
    12  	"github.com/joshprzybyszewski/masyu/results"
    13  	"github.com/joshprzybyszewski/masyu/solve"
    14  )
    15  
    16  var (
    17  	updateResults = flag.Bool("results", false, "if set, then it will print the custom benchmark results")
    18  
    19  	puzzID = flag.String("puzzID", "", "if set, then this will run a specific puzzle")
    20  
    21  	iterStart     = flag.Int("start", int(model.MinIterator), "if set, this will override the iterators starting value")
    22  	iterFinish    = flag.Int("finish", int(model.MaxIterator), "if set, this will override the iterators final value")
    23  	numIterations = flag.Int("numIterations", 1, "set this value to run through the puzzles many times")
    24  
    25  	fetchNewPuzzles = flag.Bool("refresh", true, "if set, then it will fetch new puzzles")
    26  
    27  	shouldProfile = flag.Bool("profile", false, "if set, will produce a profile output")
    28  )
    29  
    30  func main() {
    31  	flag.Parse()
    32  
    33  	if *updateResults {
    34  		results.Update()
    35  		return
    36  	}
    37  
    38  	if *shouldProfile {
    39  		defer profile.Start()()
    40  	}
    41  
    42  	if *puzzID != `` {
    43  		_ = runPuzzleID(
    44  			model.Iterator(*iterStart),
    45  			*puzzID,
    46  		)
    47  		return
    48  	}
    49  
    50  	for i := 0; i < *numIterations; i++ {
    51  		for iter := model.Iterator(*iterStart); iter <= model.Iterator(*iterFinish); iter++ {
    52  			for numGCs := 0; numGCs < 5; numGCs++ {
    53  				time.Sleep(100 * time.Millisecond)
    54  				runtime.GC()
    55  			}
    56  
    57  			err := compete(iter)
    58  			if err != nil {
    59  				fmt.Printf("Error: %+v\n", err)
    60  				// panic(err)
    61  			}
    62  			time.Sleep(time.Second)
    63  		}
    64  	}
    65  }
    66  
    67  func compete(iter model.Iterator) error {
    68  
    69  	fmt.Printf("Starting %s\n\t%s\n\n\n", iter, time.Now())
    70  	input, err := fetch.Puzzle(iter)
    71  	if *fetchNewPuzzles {
    72  		input, err = fetch.GetNewPuzzle(iter)
    73  	}
    74  	fmt.Printf("Iter: %q, PuzzleID: %q, Task: %q\n", iter, input.ID, input.Task())
    75  
    76  	if err != nil {
    77  		return err
    78  	}
    79  
    80  	ns := input.ToNodes()
    81  
    82  	t0 := time.Now()
    83  	sol, err := solve.FromNodes(
    84  		iter.GetSize(),
    85  		ns,
    86  	)
    87  	defer func(dur time.Duration) {
    88  		fmt.Printf("Input: %s\n", input)
    89  		fmt.Printf("Solution:\n%s\n", sol.Pretty(ns))
    90  		fmt.Printf("Duration: %s\n\n\n", dur)
    91  	}(time.Since(t0))
    92  
    93  	if err != nil {
    94  		_ = fetch.StorePuzzle(&input)
    95  		return err
    96  	}
    97  
    98  	return fetch.Submit(
    99  		&input,
   100  		&sol,
   101  	)
   102  }
   103  
   104  func runPuzzleID(
   105  	iter model.Iterator,
   106  	id string,
   107  ) error {
   108  	fmt.Printf("Starting %s\n\t%s\n\n\n", iter, time.Now())
   109  	input, err := fetch.GetPuzzleID(iter, id)
   110  	if err != nil {
   111  		return err
   112  	}
   113  
   114  	ns := input.ToNodes()
   115  
   116  	t0 := time.Now()
   117  	sol, err := solve.FromNodes(
   118  		iter.GetSize(),
   119  		ns,
   120  	)
   121  	defer func(dur time.Duration) {
   122  		fmt.Printf("Input: %s\n", input)
   123  		fmt.Printf("Solution:\n%s\n", sol.Pretty(ns))
   124  		fmt.Printf("Duration: %s\n\n\n", dur)
   125  	}(time.Since(t0))
   126  
   127  	if err != nil {
   128  		return err
   129  	}
   130  
   131  	return fetch.Submit(
   132  		&input,
   133  		&sol,
   134  	)
   135  }