108 lines
1.8 KiB
Go
108 lines
1.8 KiB
Go
package pretix
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import (
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"context"
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"database/sql"
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"fmt"
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"io"
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"log"
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"net/http"
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"strings"
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"sync"
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"git.luj0ga.de/franconian/matrix"
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"git.luj0ga.de/franconian/matrix-pretix/internal/config"
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)
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type Server struct {
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client http.Client
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config *config.ServerConfig
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db *sql.DB
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matrix *matrix.Client
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}
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func NewServer(config *config.ServerConfig, db *sql.DB, matrix *matrix.Client) *Server {
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return &Server{
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config: config,
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db: db,
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matrix: matrix,
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}
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}
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func (s Server) ListenAndServe(ctx context.Context, wg *sync.WaitGroup) error {
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err := s.createTables()
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if err != nil {
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return err
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}
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http.HandleFunc("/", http.NotFound)
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http.HandleFunc("/order_placed", s.orderPlaced)
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server := http.Server{
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Addr: s.config.ListenAddress,
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}
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go func() {
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wg.Add(1)
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defer wg.Done()
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<-ctx.Done()
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err := server.Shutdown(context.Background())
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if err != nil {
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log.Print(err)
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}
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}()
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log.Print("listening on ", s.config.ListenAddress)
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err = server.ListenAndServe()
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if err != http.ErrServerClosed {
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return err
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}
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return nil
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}
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func (s Server) createTables() error {
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tables := []string{
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`CREATE TABLE IF NOT EXISTS orders (
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code TEXT PRIMARY KEY ON CONFLICT IGNORE
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);
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`,
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}
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tx, err := s.db.Begin()
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if err != nil {
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return err
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}
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for _, table := range tables {
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_, err := tx.Exec(table)
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if err != nil {
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if err := tx.Rollback(); err != nil {
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log.Print(err)
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}
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return err
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}
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}
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err = tx.Commit()
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if err != nil {
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return err
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}
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return nil
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}
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func (s Server) buildURL(endpoint string, args ...any) string {
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baseURL := strings.TrimSuffix(s.config.BaseURL, "/")
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return fmt.Sprintf(endpoint, append([]any{baseURL}, args...)...)
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}
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func writeStatus(w http.ResponseWriter, code int) {
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w.WriteHeader(code)
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io.WriteString(w, http.StatusText(code))
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}
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