Allow to set verbosity of output (Closes #26)

solver/LoadBlocks.go

@@ -2,7 +2,6 @@ package solver
 
 import (
 	"embed"
-	"log"
 	"strings"
 	"time"
 )
@@ -15,8 +14,8 @@ var f embed.FS
 // Load all possible blocks from CSV in to memory
 func (solver *Solver) LoadBlocks() {
 
-	defer solver.timeTrack(time.Now(), "Loaded blocks")
-	log.Println("Loading blocks")
+	defer solver.timeTrack(time.Now(), "Done!")
+	solver.Outp.Printf("Loading blocks... ")
 
 	var blocks []string
 

solver/PopulateBlocks.go

@@ -1,15 +1,14 @@
 package solver
 
 import (
-	"log"
 	"time"
 )
 
 // Find all possible blocks that can be used to find a solution.
 func (solver *Solver) PopulateBlocks() {
 
-	defer solver.timeTrack(time.Now(), "Populated blocks")
-	log.Println("Populating blocks")
+	defer solver.timeTrack(time.Now(), "Done!")
+	solver.Outp.Printf("Populating blocks... ")
 
 	solver.findBlocks(&solver.Controller.Row1, &solver.row1s)
 	solver.findBlocks(&solver.Controller.Row2, &solver.row2s)

solver/SelectWorkload.go

@@ -1,7 +1,6 @@
 package solver
 
 import (
-	"log"
 	"os"
 	"strconv"
 	"time"
@@ -12,12 +11,12 @@ import (
 // Modify solver.row1s so it limits the workload to what is only desired
 func (solver *Solver) SelectWorkload() {
 	if solver.Controller.Split > len(solver.row1s) {
-		log.Println("ERROR: Unable to divide the workload in " + strconv.Itoa(solver.Controller.Split) + " parts, when only " + strconv.Itoa(len(solver.row1s)) + " are available.\n\n")
+		solver.Outp.Println("ERROR: Unable to divide the workload in " + strconv.Itoa(solver.Controller.Split) + " parts, when only " + strconv.Itoa(len(solver.row1s)) + " are available.\n\n")
 		os.Exit(1)
 	}
 	defer solver.timeTrack(time.Now(), "Workload set")
-	log.Println("Setting workload")
-	log.Println("We are agent " + strconv.Itoa(solver.Controller.Part) + " of " + strconv.Itoa(solver.Controller.Split))
+	solver.Outp.Println("Setting workload")
+	solver.Outp.Println("We are agent " + strconv.Itoa(solver.Controller.Part) + " of " + strconv.Itoa(solver.Controller.Split))
 	workloads := solver.splitWorkload()
 	solver.setWorkload(workloads)
 }

solver/Tracker.go

@@ -1,7 +1,6 @@
 package solver
 
 import (
-	"log"
 	"strconv"
 	"time"
 )
@@ -12,7 +11,7 @@ func (solver *Solver) Tracker() {
 
 	// Add time tracking
 	defer solver.timeTrack(time.Now(), "Validated solutions")
-	log.Println("Validating solutions")
+	solver.Outp.Println("Validating solutions")
 
 	// Determine if the main-loop is done
 	var done bool
@@ -73,7 +72,7 @@ func (solver *Solver) Tracker() {
 			}
 
 			// Printing the progress
-			log.Println("Processing: " + strconv.Itoa(int(percentage)) + "% (" + strconv.FormatUint(solver.counter.Load(), 10) + "/" + strconv.Itoa(int(solver.Iter)) + "); Rate: " + strconv.FormatUint(rateDiff, 10) + "/sec for " + timer_elapsed.String() + "; Time left (est.): " + est_fin)
+			solver.Outp.Println("Processing: " + strconv.Itoa(int(percentage)) + "% (" + strconv.FormatUint(solver.counter.Load(), 10) + "/" + strconv.Itoa(int(solver.Iter)) + "); Rate: " + strconv.FormatUint(rateDiff, 10) + "/sec for " + timer_elapsed.String() + "; Time left (est.): " + est_fin)
 
 			// After we are done printing, exit this for-loop
 			if percentage == 100 {

solver/timeTrack.go

@@ -1,7 +1,6 @@
 package solver
 
 import (
-	"log"
 	"time"
 )
 
@@ -9,5 +8,5 @@ import (
 // Use with `defer`
 func (solver *Solver) timeTrack(start time.Time, msg string) {
 	elapsed := time.Since(start)
-	log.Printf("%s (%s)", msg, elapsed)
+	solver.Outp.Printf("%s (%s)\n", msg, elapsed)
 }

solver/types.go

@@ -4,6 +4,7 @@ import (
 	"sync/atomic"
 
 	"gitea.ligthert.net/golang/sudoku-funpark/controller"
+	"gitea.ligthert.net/golang/sudoku-funpark/outputter"
 )
 
 // Solve a given Sudoku puzzle by iterating through all possible solutions.
@@ -33,4 +34,6 @@ type Solver struct {
 	counter atomic.Uint64
 	// Slice of rates for accurate duration estimation.
 	rates []uint64
+	// Reference to Outputter interface
+	Outp *outputter.Outputter
 }