openreplay/backend/pkg/featureflags/api/handlers.go
2025-05-21 15:29:10 +02:00

92 lines
2.8 KiB
Go

package api
import (
"context"
"encoding/json"
"errors"
"fmt"
"net/http"
"time"
"openreplay/backend/pkg/featureflags"
"openreplay/backend/pkg/logger"
"openreplay/backend/pkg/server/api"
"openreplay/backend/pkg/sessions"
"openreplay/backend/pkg/token"
)
type handlersImpl struct {
log logger.Logger
responser *api.Responser
jsonSizeLimit int64
tokenizer *token.Tokenizer
sessions sessions.Sessions
featureFlags featureflags.FeatureFlags
}
func NewHandlers(log logger.Logger, responser *api.Responser, jsonSizeLimit int64, tokenizer *token.Tokenizer, sessions sessions.Sessions,
featureFlags featureflags.FeatureFlags) (api.Handlers, error) {
return &handlersImpl{
log: log,
responser: responser,
jsonSizeLimit: jsonSizeLimit,
tokenizer: tokenizer,
sessions: sessions,
featureFlags: featureFlags,
}, nil
}
func (e *handlersImpl) GetAll() []*api.Description {
return []*api.Description{
{"POST", "/v1/web/feature-flags", e.featureFlagsHandlerWeb, api.NoPermissions, api.DoNotTrack},
}
}
func (e *handlersImpl) featureFlagsHandlerWeb(w http.ResponseWriter, r *http.Request) {
startTime := time.Now()
bodySize := 0
// Check authorization
sessionData, err := e.tokenizer.ParseFromHTTPRequest(r)
if sessionData != nil {
r = r.WithContext(context.WithValue(r.Context(), "sessionID", fmt.Sprintf("%d", sessionData.ID)))
}
if err != nil {
e.responser.ResponseWithError(e.log, r.Context(), w, http.StatusUnauthorized, err, startTime, r.URL.Path, bodySize)
return
}
// Add sessionID and projectID to context
if info, err := e.sessions.Get(sessionData.ID); err == nil {
r = r.WithContext(context.WithValue(r.Context(), "projectID", fmt.Sprintf("%d", info.ProjectID)))
}
if r.Body == nil {
e.responser.ResponseWithError(e.log, r.Context(), w, http.StatusBadRequest, errors.New("request body is empty"), startTime, r.URL.Path, bodySize)
return
}
bodyBytes, err := api.ReadCompressedBody(e.log, w, r, e.jsonSizeLimit)
if err != nil {
e.responser.ResponseWithError(e.log, r.Context(), w, http.StatusRequestEntityTooLarge, err, startTime, r.URL.Path, bodySize)
return
}
bodySize = len(bodyBytes)
// Parse request body
req := &featureflags.FeatureFlagsRequest{}
if err := json.Unmarshal(bodyBytes, req); err != nil {
e.responser.ResponseWithError(e.log, r.Context(), w, http.StatusBadRequest, err, startTime, r.URL.Path, bodySize)
return
}
computedFlags, err := e.featureFlags.ComputeFlagsForSession(req)
if err != nil {
e.responser.ResponseWithError(e.log, r.Context(), w, http.StatusInternalServerError, err, startTime, r.URL.Path, bodySize)
return
}
resp := &featureflags.FeatureFlagsResponse{
Flags: computedFlags,
}
e.responser.ResponseWithJSON(e.log, r.Context(), w, resp, startTime, r.URL.Path, bodySize)
}