Complete V1 scaffold

internal/repository/postgres/issuer.go

@@ -0,0 +1,138 @@
+package postgres
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+
+	"github.com/google/uuid"
+	"github.com/shankar0123/certctl/internal/domain"
+)
+
+// IssuerRepository implements repository.IssuerRepository
+type IssuerRepository struct {
+	db *sql.DB
+}
+
+// NewIssuerRepository creates a new IssuerRepository
+func NewIssuerRepository(db *sql.DB) *IssuerRepository {
+	return &IssuerRepository{db: db}
+}
+
+// List returns all issuers
+func (r *IssuerRepository) List(ctx context.Context) ([]*domain.Issuer, error) {
+	rows, err := r.db.QueryContext(ctx, `
+		SELECT id, name, type, config, enabled, created_at, updated_at
+		FROM issuers
+		ORDER BY created_at DESC
+	`)
+
+	if err != nil {
+		return nil, fmt.Errorf("failed to query issuers: %w", err)
+	}
+	defer rows.Close()
+
+	var issuers []*domain.Issuer
+	for rows.Next() {
+		var issuer domain.Issuer
+		if err := rows.Scan(&issuer.ID, &issuer.Name, &issuer.Type, &issuer.Config,
+			&issuer.Enabled, &issuer.CreatedAt, &issuer.UpdatedAt); err != nil {
+			return nil, fmt.Errorf("failed to scan issuer: %w", err)
+		}
+		issuers = append(issuers, &issuer)
+	}
+
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("error iterating issuer rows: %w", err)
+	}
+
+	return issuers, nil
+}
+
+// Get retrieves an issuer by ID
+func (r *IssuerRepository) Get(ctx context.Context, id string) (*domain.Issuer, error) {
+	var issuer domain.Issuer
+	err := r.db.QueryRowContext(ctx, `
+		SELECT id, name, type, config, enabled, created_at, updated_at
+		FROM issuers
+		WHERE id = $1
+	`, id).Scan(&issuer.ID, &issuer.Name, &issuer.Type, &issuer.Config,
+		&issuer.Enabled, &issuer.CreatedAt, &issuer.UpdatedAt)
+
+	if err != nil {
+		if err == sql.ErrNoRows {
+			return nil, fmt.Errorf("issuer not found")
+		}
+		return nil, fmt.Errorf("failed to query issuer: %w", err)
+	}
+
+	return &issuer, nil
+}
+
+// Create stores a new issuer
+func (r *IssuerRepository) Create(ctx context.Context, issuer *domain.Issuer) error {
+	if issuer.ID == "" {
+		issuer.ID = uuid.New().String()
+	}
+
+	err := r.db.QueryRowContext(ctx, `
+		INSERT INTO issuers (id, name, type, config, enabled, created_at, updated_at)
+		VALUES ($1, $2, $3, $4, $5, $6, $7)
+		RETURNING id
+	`, issuer.ID, issuer.Name, issuer.Type, issuer.Config, issuer.Enabled,
+		issuer.CreatedAt, issuer.UpdatedAt).Scan(&issuer.ID)
+
+	if err != nil {
+		return fmt.Errorf("failed to create issuer: %w", err)
+	}
+
+	return nil
+}
+
+// Update modifies an existing issuer
+func (r *IssuerRepository) Update(ctx context.Context, issuer *domain.Issuer) error {
+	result, err := r.db.ExecContext(ctx, `
+		UPDATE issuers SET
+			name = $1,
+			type = $2,
+			config = $3,
+			enabled = $4,
+			updated_at = $5
+		WHERE id = $6
+	`, issuer.Name, issuer.Type, issuer.Config, issuer.Enabled, issuer.UpdatedAt, issuer.ID)
+
+	if err != nil {
+		return fmt.Errorf("failed to update issuer: %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("issuer not found")
+	}
+
+	return nil
+}
+
+// Delete removes an issuer
+func (r *IssuerRepository) Delete(ctx context.Context, id string) error {
+	result, err := r.db.ExecContext(ctx, "DELETE FROM issuers WHERE id = $1", id)
+
+	if err != nil {
+		return fmt.Errorf("failed to delete issuer: %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("issuer not found")
+	}
+
+	return nil
+}