86 lines
1.8 KiB
Go
86 lines
1.8 KiB
Go
package api
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import (
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"encoding/json"
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"io"
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"net/http"
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"regexp"
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"strconv"
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"strings"
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"time"
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)
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var entityIDPattern = regexp.MustCompile(`^[A-Z]{2,3}-[0-9]{7}$`)
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func parseID(path, prefix string) (string, bool) {
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if !strings.HasPrefix(path, prefix) {
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return "", false
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}
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trimmed := strings.TrimPrefix(path, prefix)
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if trimmed == "" || strings.Contains(trimmed, "/") {
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return "", false
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}
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if !entityIDPattern.MatchString(trimmed) {
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return "", false
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}
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return trimmed, true
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}
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func parseSubresourceID(path, prefix, suffix string) (string, bool) {
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if !strings.HasPrefix(path, prefix) || !strings.HasSuffix(path, suffix) {
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return "", false
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}
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trimmed := strings.TrimPrefix(path, prefix)
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trimmed = strings.TrimSuffix(trimmed, suffix)
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if trimmed == "" || strings.Contains(trimmed, "/") {
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return "", false
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}
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if !entityIDPattern.MatchString(trimmed) {
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return "", false
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}
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return trimmed, true
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}
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func decodeJSON(r *http.Request, dest any) error {
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decoder := json.NewDecoder(r.Body)
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decoder.DisallowUnknownFields()
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if err := decoder.Decode(dest); err != nil {
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return err
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}
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if err := decoder.Decode(&struct{}{}); err != io.EOF {
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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 writeJSON(w http.ResponseWriter, status int, payload any) {
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w.Header().Set("Content-Type", "application/json")
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w.WriteHeader(status)
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_ = json.NewEncoder(w).Encode(payload)
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}
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func writeError(w http.ResponseWriter, status int, message string) {
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writeJSON(w, status, map[string]string{"error": message})
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}
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func parseTimeParam(value string) (time.Time, error) {
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return time.Parse(time.RFC3339, value)
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}
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func parseIntParam(value string) (int, error) {
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parsed, err := strconv.Atoi(value)
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if err != nil {
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return 0, err
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}
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return parsed, nil
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}
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func parseFloatParam(value string) (float64, error) {
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return strconv.ParseFloat(value, 64)
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}
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