From 4c8f2c6e5f04afde57c54065182d558dbaa63596 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ren=C3=A9=20=27Necoro=27=20Neumann?= <necoro@necoro.eu>
Date: Sun, 23 Jan 2022 01:29:32 +0100
Subject: First round of enguarde logic

---
 main.go | 115 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 110 insertions(+), 5 deletions(-)

diff --git a/main.go b/main.go
index 29593db..d9eaa2b 100644
--- a/main.go
+++ b/main.go
@@ -6,21 +6,122 @@ import (
 	"fmt"
 	"log"
 	"os"
+	"strings"
 
 	"github.com/jszwec/csvutil"
 )
 
-type Participant struct {
+type enguarde interface {
+	enguarde() (string, error)
+}
+
+type Gender int
+
+const (
+	GenderM = iota
+	GenderF
+)
+
+func (g Gender) String() string {
+	switch g {
+	case GenderM:
+		return "M"
+	case GenderF:
+		return "F"
+	default:
+		return fmt.Sprintf("U%d", g)
+	}
+}
+
+func (g Gender) enguarde() (string, error) {
+	switch g {
+	case GenderM:
+		return "masculin", nil
+	case GenderF:
+		return "feminin", nil
+	default:
+		return "", fmt.Errorf("unknown gender value '%d'", g)
+	}
+}
+
+func (g *Gender) UnmarshalCSV(content []byte) error {
+	c := string(content)
+	switch c {
+	case "M":
+		*g = GenderM
+	case "F":
+		*g = GenderF
+	default:
+		return fmt.Errorf("unknown gender value '%s'", c)
+	}
+
+	return nil
+}
+
+type participant struct {
 	LastName    string `csv:"lastname"`
 	FirstName   string `csv:"firstname"`
 	DateOfBirth string `csv:"dateofbirth"`
-	Gender      string `csv:"gender"`
+	Gender      Gender `csv:"gender"`
 	Nation      string `csv:"nation"`
 	Region      string `csv:"region"`
 	Club        string `csv:"club"`
+	id          uint
+	club        club
+}
+
+type club struct {
+	name string
+	id   uint
 }
 
-func parseOphardtInput(fileName string) ([]Participant, error) {
+func (p participant) enguarde() (string, error) {
+	name := strings.ToUpper(p.LastName)
+	gender, err := p.Gender.enguarde()
+	if err != nil {
+		return "", err
+	}
+
+	return fmt.Sprintf(`
+{[classe tireur] [sexe %s] [presence present] [carton_coach non] [status normal]
+ [medical non] [lateralite droite] [nom " %s "] [prenom " %s "]
+ [points 1.0] [date_oed "340"] [cle %d] [club1 %d]}
+`, gender, name, p.FirstName, p.id, p.club.id), nil
+}
+
+func (c club) enguarde() (string, error) {
+	return fmt.Sprintf(`
+{[classe club] [nom "%s"] [modifie vrai] [date_oed "332"] [cle %d]}`, c.name, c.id), nil
+}
+
+func prepareParticipants(participants []participant) {
+	clubs := map[string]club{}
+	var clubId, participantId uint
+
+	for i := range participants {
+		p := &participants[i]
+		participantId++
+
+		p.id = participantId
+
+		pClub := p.Club
+		if strings.Contains(pClub, ", ") {
+			pClub = strings.Split(pClub, ", ")[0]
+		}
+
+		if c, ok := clubs[pClub]; ok {
+			p.club = c
+		} else {
+			clubId++
+
+			c = club{pClub, clubId}
+			p.club = c
+			clubs[p.Club] = c
+		}
+	}
+}
+
+func parseOphardtInput(fileName string) ([]participant, error) {
 	f, err := os.Open(fileName)
 	if err != nil {
 		return nil, fmt.Errorf("opening input file '%s': %w", fileName, err)
@@ -40,11 +141,12 @@ func parseOphardtInput(fileName string) ([]Participant, error) {
 	}
 	dec.DisallowMissingColumns = true
 
-	var participants []Participant
+	var participants []participant
 	if err = dec.Decode(&participants); err != nil {
 		return nil, fmt.Errorf("decoding file '%s': %w", fileName, err)
 	}
 
+	prepareParticipants(participants)
 	return participants, nil
 }
 
@@ -59,7 +161,10 @@ func run() error {
 		return err
 	}
 
-	fmt.Print(p)
+	x, _ := p[0].enguarde()
+	y, _ := p[1].enguarde()
+
+	fmt.Print(x, y)
 	return nil
 }
 
-- 
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