Add Files of first version

parse.go

@@ -0,0 +1,86 @@
+package main
+
+import (
+	"bufio"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func parseMap(path string) Map {
+	file, err := os.Open(path)
+	if err != nil {
+		panic(err)
+	}
+
+	defer func() {
+		file.Close()
+	}()
+
+	scanner := bufio.NewScanner(file)
+
+	scanner.Scan()
+	line := scanner.Text()
+	amountPaths, err := strconv.ParseInt(line, 10, 8)
+	if err != nil {
+		panic(err)
+	}
+	paths := parsePaths(scanner, int(amountPaths))
+	scanner.Scan()
+	line = scanner.Text()
+	amountPonds, err := strconv.ParseInt(line, 10, 8)
+	if err != nil {
+		panic(err)
+	}
+	ponds := parsePonds(scanner, int(amountPonds))
+
+	return Map{paths, ponds}
+}
+
+func parsePaths(scanner *bufio.Scanner, amount int) []Path {
+	paths := make([]Path, amount)
+	for i := 0; i < amount && scanner.Scan(); i++ {
+		line := scanner.Text()
+		numbers := strings.Split(line, " ")
+		startx, _ := strconv.ParseInt(numbers[0], 10, 8)
+		starty, _ := strconv.ParseInt(numbers[1], 10, 8)
+		endx, _ := strconv.ParseInt(numbers[2], 10, 8)
+		endy, _ := strconv.ParseInt(numbers[3], 10, 8)
+
+		startc := Coordinate{int(startx), int(starty)}
+		endc := Coordinate{int(endx), int(endy)}
+		paths[i] = Path{startc, endc}
+	}
+	if scanner.Err() != nil {
+		panic(scanner.Err())
+	}
+
+	return paths
+}
+
+func parsePonds(scanner *bufio.Scanner, amount int) []Pond {
+	ponds := make([]Pond, amount)
+	for i := 0; i < amount && scanner.Scan(); i++ {
+		line := scanner.Text()
+		amountVertices, err := strconv.ParseInt(line, 10, 8)
+		vertices := make([]Coordinate, amountVertices)
+		if err != nil {
+			panic(err)
+		}
+		for j := 0; j < int(amountVertices) && scanner.Scan(); j++ {
+			line := scanner.Text()
+			numbers := strings.Split(line, " ")
+			vx, _ := strconv.ParseInt(numbers[0], 10, 8)
+			vy, _ := strconv.ParseInt(numbers[1], 10, 8)
+			vertices[j] = Coordinate{int(vx), int(vy)}
+		}
+		if scanner.Err() != nil {
+			panic(scanner.Err())
+		}
+		ponds[i] = Pond{vertices}
+	}
+	if scanner.Err() != nil {
+		panic(scanner.Err())
+	}
+	return ponds
+}