135 lines
3.8 KiB
Go
135 lines
3.8 KiB
Go
// monorepo/cloud/backend/internal/maplefile/interface/http/file/update.go
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package file
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import (
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"bytes"
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"context"
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"encoding/json"
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"errors"
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"io"
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"net/http"
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"go.uber.org/zap"
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"github.com/gocql/gocql"
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"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/config"
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"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/internal/interface/http/middleware"
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svc_file "codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/internal/service/file"
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"codeberg.org/mapleopentech/monorepo/cloud/maplefile-backend/pkg/httperror"
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)
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type UpdateFileHTTPHandler struct {
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config *config.Configuration
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logger *zap.Logger
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service svc_file.UpdateFileService
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middleware middleware.Middleware
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}
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func NewUpdateFileHTTPHandler(
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config *config.Configuration,
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logger *zap.Logger,
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service svc_file.UpdateFileService,
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middleware middleware.Middleware,
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) *UpdateFileHTTPHandler {
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logger = logger.Named("UpdateFileHTTPHandler")
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return &UpdateFileHTTPHandler{
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config: config,
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logger: logger,
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service: service,
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middleware: middleware,
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}
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}
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func (*UpdateFileHTTPHandler) Pattern() string {
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return "PUT /api/v1/file/{id}"
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}
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func (h *UpdateFileHTTPHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
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// Apply middleware before handling the request
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h.middleware.Attach(h.Execute)(w, req)
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}
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func (h *UpdateFileHTTPHandler) unmarshalRequest(
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ctx context.Context,
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r *http.Request,
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fileID gocql.UUID,
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) (*svc_file.UpdateFileRequestDTO, error) {
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// Initialize our structure which will store the parsed request data
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var requestData svc_file.UpdateFileRequestDTO
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defer r.Body.Close()
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var rawJSON bytes.Buffer
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teeReader := io.TeeReader(r.Body, &rawJSON) // TeeReader allows you to read the JSON and capture it
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// Read the JSON string and convert it into our golang struct
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err := json.NewDecoder(teeReader).Decode(&requestData)
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if err != nil {
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h.logger.Error("decoding error",
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zap.Any("err", err))
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// Log raw JSON at debug level only to avoid PII exposure in production logs
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h.logger.Debug("raw request body for debugging",
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zap.String("json", rawJSON.String()))
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return nil, httperror.NewForSingleField(http.StatusBadRequest, "non_field_error", "payload structure is wrong")
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}
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// Set the file ID from the URL parameter
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requestData.ID = fileID
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return &requestData, nil
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}
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func (h *UpdateFileHTTPHandler) Execute(w http.ResponseWriter, r *http.Request) {
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// Set response content type
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w.Header().Set("Content-Type", "application/json")
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ctx := r.Context()
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// Extract file ID from the URL path parameter
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fileIDStr := r.PathValue("id")
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if fileIDStr == "" {
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h.logger.Warn("file_id not found in path parameters or is empty",
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zap.String("path", r.URL.Path),
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zap.String("method", r.Method),
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)
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httperror.RespondWithError(w, r, httperror.NewForBadRequestWithSingleField("file_id", "File ID is required"))
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return
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}
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// Convert string ID to ObjectID
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fileID, err := gocql.ParseUUID(fileIDStr)
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if err != nil {
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h.logger.Error("invalid file ID format",
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zap.String("file_id", fileIDStr),
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zap.Error(err))
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httperror.RespondWithError(w, r, httperror.NewForBadRequestWithSingleField("file_id", "Invalid file ID format"))
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return
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}
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req, err := h.unmarshalRequest(ctx, r, fileID)
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if err != nil {
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httperror.RespondWithError(w, r, err)
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return
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}
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resp, err := h.service.Execute(ctx, req)
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if err != nil {
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httperror.RespondWithError(w, r, err)
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return
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}
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// Encode response
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if resp != nil {
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if err := json.NewEncoder(w).Encode(resp); err != nil {
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h.logger.Error("failed to encode response",
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zap.Any("error", err))
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httperror.RespondWithError(w, r, err)
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return
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}
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} else {
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err := errors.New("transaction completed with no result")
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h.logger.Error("transaction completed with no result", zap.Any("request_payload", req))
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httperror.RespondWithError(w, r, err)
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return
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}
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}
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