46 lines
1.0 KiB
Go
46 lines
1.0 KiB
Go
package handlers
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import (
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"context"
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"net/http"
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"time"
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"git.haelnorr.com/h/golib/hws"
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"git.haelnorr.com/h/oslstats/internal/config"
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"git.haelnorr.com/h/oslstats/internal/db"
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"git.haelnorr.com/h/oslstats/internal/store"
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"github.com/uptrace/bun"
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)
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func IsUsernameUnique(
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server *hws.Server,
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conn *bun.DB,
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cfg *config.Config,
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store *store.Store,
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) http.Handler {
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return http.HandlerFunc(
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func(w http.ResponseWriter, r *http.Request) {
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username := r.FormValue("username")
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ctx, cancel := context.WithTimeout(r.Context(), 10*time.Second)
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defer cancel()
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tx, err := conn.BeginTx(ctx, nil)
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if err != nil {
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throwInternalServiceError(server, w, r, "Database transaction failed", err)
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return
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}
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defer tx.Rollback()
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unique, err := db.IsUsernameUnique(ctx, tx, username)
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if err != nil {
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throwInternalServiceError(server, w, r, "Database query failed", err)
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return
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}
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tx.Commit()
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if !unique {
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w.WriteHeader(http.StatusConflict)
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} else {
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w.WriteHeader(http.StatusOK)
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}
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},
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)
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}
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