98 lines
2.9 KiB
Go
98 lines
2.9 KiB
Go
package db
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import (
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"context"
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"fmt"
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"os"
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"time"
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"github.com/ferdzo/ferurl/utils"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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type Database struct {
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connectionPool *pgxpool.Pool
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}
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type URL struct {
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ShortURL string `json:"shorturl"`
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URL string `json:"url"`
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ExpiresAt time.Time `json:"expires_at"`
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}
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type PageVisit struct {
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ShortURL string `json:"shorturl"`
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Count int `json:"count"`
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IP_Address string `json:"ip_address"`
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UserAgent string `json:"user_agent"`
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CreatedAt time.Time `json:"created_at"`
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}
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func NewDatabaseClient(config utils.DatabaseConfig) (*Database, error) {
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pool, err := pgxpool.New(context.Background(), utils.DatabaseUrl())
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if err != nil {
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fmt.Fprintf(os.Stderr, "Unable to connect to database: %v\n", err)
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return nil, err
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}
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return &Database{connectionPool: pool}, nil
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}
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func (d *Database) InsertNewURL(u URL) error {
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timeNow := time.Now()
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_, err := d.connectionPool.Exec(context.Background(), "INSERT INTO urls (shorturl, url, created_at,expires_at,active) VALUES ($1, $2, $3,$4,$5)", u.ShortURL, u.URL, timeNow, u.ExpiresAt, true)
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if err != nil {
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return fmt.Errorf("failed to insert URL into database: %w", err)
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}
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return nil
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}
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func (d *Database) InsertAnalytics(p PageVisit) error {
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timeNow := time.Now()
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_, err := d.connectionPool.Exec(context.Background(), "INSERT INTO analytics (shorturl, count, ip_address, user_agent, created_at) VALUES ($1, $2, $3, $4, $5)", p.ShortURL, p.Count, p.IP_Address, p.UserAgent, timeNow)
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if err != nil {
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return fmt.Errorf("failed to insert analytics into database: %w", err)
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}
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return nil
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}
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func (d *Database) GetAnalytics(shorturl string) ([]PageVisit, error) {
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rows, err := d.connectionPool.Query(context.Background(), "SELECT shorturl, count, ip_address, user_agent, created_at FROM analytics WHERE shorturl = $1", shorturl)
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if err != nil {
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return nil, fmt.Errorf("failed to retrieve analytics from database: %w", err)
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}
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defer rows.Close()
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var analytics []PageVisit
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for rows.Next() {
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var p PageVisit
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err := rows.Scan(&p.ShortURL, &p.Count, &p.IP_Address, &p.UserAgent, &p.CreatedAt)
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if err != nil {
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return nil, fmt.Errorf("failed to scan analytics row: %w", err)
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}
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analytics = append(analytics, p)
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}
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if err := rows.Err(); err != nil {
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return nil, fmt.Errorf("error iterating over analytics rows: %w", err)
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}
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return analytics, nil
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}
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func (d *Database) DeleteURL(shorturl string) error {
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_, err := d.connectionPool.Exec(context.Background(), "DELETE FROM urls WHERE shorturl = $1", shorturl)
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if err != nil {
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return fmt.Errorf("failed to delete URL from database: %w", err)
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}
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return nil
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}
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func (d *Database) GetURL(shorturl string) (string, error) {
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var url string
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err := d.connectionPool.QueryRow(context.Background(), "SELECT url FROM urls WHERE shorturl = $1", shorturl).Scan(&url)
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if err != nil {
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return "", fmt.Errorf("failed to retrieve URL from database: %w", err)
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}
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return url, nil
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}
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