update

2026-05-18 13:22:11 +04:00
parent 8cda54548f
commit 5863574a78
24 changed files with 3060 additions and 467 deletions
--- a/backend/stage_sessions.go
+++ b/backend/stage_sessions.go
@@ -0,0 +1,172 @@
+package main
+
+import (
+	"database/sql"
+	"fmt"
+	"strconv"
+	"strings"
+	"time"
+)
+
+const (
+	stagePhasePreliminary = "preliminary"
+	stagePhasePrelimTie   = "prelim_tiebreak"
+	stagePhaseFinal       = "final"
+	stagePhaseFinalTie    = "final_tiebreak"
+)
+
+var allowedStagePhases = map[string]bool{
+	stagePhasePreliminary: true,
+	stagePhasePrelimTie:   true,
+	stagePhaseFinal:       true,
+	stagePhaseFinalTie:    true,
+}
+
+func normalizeStagePhase(raw string) (string, bool) {
+	phase := strings.ToLower(strings.TrimSpace(raw))
+	if !allowedStagePhases[phase] {
+		return "", false
+	}
+	return phase, true
+}
+
+func normalizeStageGroup(phase string, raw string) (string, bool) {
+	group := strings.TrimSpace(raw)
+	switch phase {
+	case stagePhasePreliminary:
+		if strings.EqualFold(group, positionBoardUnassigned) {
+			return positionBoardUnassigned, true
+		}
+		group = normalizePreliminaryGroupKey(group)
+		if group == "" {
+			return "", false
+		}
+		return group, true
+	case stagePhaseFinal:
+		parsed, err := strconv.Atoi(group)
+		if err != nil || (parsed != 1 && parsed != 2) {
+			return "", false
+		}
+		return strconv.Itoa(parsed), true
+	case stagePhasePrelimTie, stagePhaseFinalTie:
+		parsed, err := strconv.Atoi(group)
+		if err != nil || parsed <= 0 {
+			return "", false
+		}
+		return strconv.Itoa(parsed), true
+	default:
+		return "", false
+	}
+}
+
+func normalizeStageRound(phase string, round int) int {
+	switch phase {
+	case stagePhasePreliminary:
+		if round < 1 {
+			return 1
+		}
+		if round > 3 {
+			return 3
+		}
+		return round
+	case stagePhaseFinal:
+		if round < 1 {
+			return 1
+		}
+		if round > 2 {
+			return 2
+		}
+		return round
+	default:
+		return 1
+	}
+}
+
+func normalizeTimestamp(raw string) string {
+	trimmed := strings.TrimSpace(raw)
+	if trimmed == "" {
+		return ""
+	}
+	if parsed, err := time.Parse(time.RFC3339Nano, trimmed); err == nil {
+		return parsed.UTC().Format(time.RFC3339)
+	}
+	if parsed, err := time.Parse("2006-01-02 15:04:05", trimmed); err == nil {
+		return parsed.UTC().Format(time.RFC3339)
+	}
+	return trimmed
+}
+
+func scanStageSession(scanner interface{ Scan(dest ...any) error }) (*StageSessionState, error) {
+	var item StageSessionState
+	var ended sql.NullString
+	if err := scanner.Scan(&item.ID, &item.Phase, &item.GroupKey, &item.Round, &item.StartedAt, &ended); err != nil {
+		return nil, err
+	}
+	item.Phase = strings.ToLower(strings.TrimSpace(item.Phase))
+	item.GroupKey = strings.TrimSpace(item.GroupKey)
+	item.StartedAt = normalizeTimestamp(item.StartedAt)
+	if ended.Valid {
+		item.EndedAt = normalizeTimestamp(ended.String)
+	}
+	return &item, nil
+}
+
+func (a *App) readCurrentStage() (*StageSessionState, error) {
+	row := a.db.QueryRow(`
+SELECT id, phase, group_key, round, started_at, ended_at
+FROM stage_sessions
+WHERE ended_at IS NULL
+ORDER BY started_at DESC, id DESC
+LIMIT 1
+`)
+	item, err := scanStageSession(row)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, nil
+		}
+		return nil, fmt.Errorf("read current stage: %w", err)
+	}
+	return item, nil
+}
+
+func (a *App) readLastStage() (*StageSessionState, error) {
+	row := a.db.QueryRow(`
+SELECT id, phase, group_key, round, started_at, ended_at
+FROM stage_sessions
+ORDER BY started_at DESC, id DESC
+LIMIT 1
+`)
+	item, err := scanStageSession(row)
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, nil
+		}
+		return nil, fmt.Errorf("read last stage: %w", err)
+	}
+	return item, nil
+}
+
+func (a *App) readStageHistory() ([]StageSessionState, error) {
+	rows, err := a.db.Query(`
+SELECT id, phase, group_key, round, started_at, ended_at
+FROM stage_sessions
+ORDER BY started_at DESC, id DESC
+`)
+	if err != nil {
+		return nil, fmt.Errorf("query stage history: %w", err)
+	}
+	defer rows.Close()
+
+	items := make([]StageSessionState, 0)
+	for rows.Next() {
+		item, scanErr := scanStageSession(rows)
+		if scanErr != nil {
+			return nil, fmt.Errorf("scan stage history: %w", scanErr)
+		}
+		items = append(items, *item)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("iterate stage history: %w", err)
+	}
+	return items, nil
+}