Complete V1 scaffold

internal/repository/postgres/team.go

@@ -0,0 +1,135 @@
+package postgres
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+
+	"github.com/google/uuid"
+	"github.com/shankar0123/certctl/internal/domain"
+)
+
+// TeamRepository implements repository.TeamRepository
+type TeamRepository struct {
+	db *sql.DB
+}
+
+// NewTeamRepository creates a new TeamRepository
+func NewTeamRepository(db *sql.DB) *TeamRepository {
+	return &TeamRepository{db: db}
+}
+
+// List returns all teams
+func (r *TeamRepository) List(ctx context.Context) ([]*domain.Team, error) {
+	rows, err := r.db.QueryContext(ctx, `
+		SELECT id, name, description, created_at, updated_at
+		FROM teams
+		ORDER BY created_at DESC
+	`)
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to query teams: %w", err)
+	}
+	defer rows.Close()
+
+	var teams []*domain.Team
+	for rows.Next() {
+		var team domain.Team
+		if err := rows.Scan(&team.ID, &team.Name, &team.Description,
+			&team.CreatedAt, &team.UpdatedAt); err != nil {
+			return nil, fmt.Errorf("failed to scan team: %w", err)
+		}
+		teams = append(teams, &team)
+	}
+
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("error iterating team rows: %w", err)
+	}
+
+	return teams, nil
+}
+
+// Get retrieves a team by ID
+func (r *TeamRepository) Get(ctx context.Context, id string) (*domain.Team, error) {
+	var team domain.Team
+	err := r.db.QueryRowContext(ctx, `
+		SELECT id, name, description, created_at, updated_at
+		FROM teams
+		WHERE id = $1
+	`, id).Scan(&team.ID, &team.Name, &team.Description,
+		&team.CreatedAt, &team.UpdatedAt)
+
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, fmt.Errorf("team not found")
+		}
+		return nil, fmt.Errorf("failed to query team: %w", err)
+	}
+
+	return &team, nil
+}
+
+// Create stores a new team
+func (r *TeamRepository) Create(ctx context.Context, team *domain.Team) error {
+	if team.ID == "" {
+		team.ID = uuid.New().String()
+	}
+
+	err := r.db.QueryRowContext(ctx, `
+		INSERT INTO teams (id, name, description, created_at, updated_at)
+		VALUES ($1, $2, $3, $4, $5)
+		RETURNING id
+	`, team.ID, team.Name, team.Description, team.CreatedAt, team.UpdatedAt).Scan(&team.ID)
+
+	if err != nil {
+		return fmt.Errorf("failed to create team: %w", err)
+	}
+
+	return nil
+}
+
+// Update modifies an existing team
+func (r *TeamRepository) Update(ctx context.Context, team *domain.Team) error {
+	result, err := r.db.ExecContext(ctx, `
+		UPDATE teams SET
+			name = $1,
+			description = $2,
+			updated_at = $3
+		WHERE id = $4
+	`, team.Name, team.Description, team.UpdatedAt, team.ID)
+
+	if err != nil {
+		return fmt.Errorf("failed to update team: %w", err)
+	}
+
+	rows, err := result.RowsAffected()
+	if err != nil {
+		return fmt.Errorf("failed to get rows affected: %w", err)
+	}
+
+	if rows == 0 {
+		return fmt.Errorf("team not found")
+	}
+
+	return nil
+}
+
+// Delete removes a team
+func (r *TeamRepository) Delete(ctx context.Context, id string) error {
+	result, err := r.db.ExecContext(ctx, "DELETE FROM teams WHERE id = $1", id)
+
+	if err != nil {
+		return fmt.Errorf("failed to delete team: %w", err)
+	}
+
+	rows, err := result.RowsAffected()
+	if err != nil {
+		return fmt.Errorf("failed to get rows affected: %w", err)
+	}
+
+	if rows == 0 {
+		return fmt.Errorf("team not found")
+	}
+
+	return nil
+}