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package wecom
import (
"errors"
"fmt"
"net/url"
"strings"
"github.com/nicholas-fedor/shoutrrr/pkg/format"
"github.com/nicholas-fedor/shoutrrr/pkg/types"
)
// Scheme is the identifier for the WeCom service protocol.
const Scheme = "wecom"
// Error variables for the WeCom service.
var (
ErrEmptyKey = errors.New("WeCom webhook key cannot be empty")
ErrInvalidKey = errors.New("invalid WeCom webhook key format")
)
// Config represents the configuration for the WeCom service.
type Config struct {
Key string `desc:"Bot webhook key" key:"key"`
MentionedList string `desc:"Users to mention (comma-separated)" key:"mentioned_list"`
MentionedMobileList string `desc:"Mobile numbers to mention (comma-separated)" key:"mentioned_mobile_list"`
}
// Enums returns a map of enum formatters (none for this service).
func (config *Config) Enums() map[string]types.EnumFormatter {
return map[string]types.EnumFormatter{}
}
// GetURL constructs a URL from the Config fields.
func (config *Config) GetURL() *url.URL {
resolver := format.NewPropKeyResolver(config)
return config.getURL(&resolver)
}
// getURL constructs a URL using the provided resolver.
func (config *Config) getURL(_ types.ConfigQueryResolver) *url.URL {
return &url.URL{
Scheme: Scheme,
Host: config.Key,
ForceQuery: false,
}
}
// SetURL updates the Config from a URL.
func (config *Config) SetURL(url *url.URL) error {
resolver := format.NewPropKeyResolver(config)
return config.setURL(&resolver, url)
}
// setURL updates the Config from a URL using the provided resolver.
func (config *Config) setURL(resolver types.ConfigQueryResolver, url *url.URL) error {
// Handle dummy URL used for documentation generation
if url.String() == "wecom://dummy@dummy.com" {
config.Key = "dummy-webhook-key"
return nil
}
// Extract key from host
config.Key = url.Host
// Validate key format (alphanumeric, hyphens, underscores only)
if config.Key == "" {
return ErrEmptyKey
}
if strings.ContainsAny(config.Key, "@!#$%^&*()+=[]{}|\\:;\"'<>?,./") {
return fmt.Errorf("%w: %s", ErrInvalidKey, config.Key)
}
// Handle query parameters
for key, vals := range url.Query() {
if err := resolver.Set(key, vals[0]); err != nil {
return fmt.Errorf("setting query parameter %q: %w", key, err)
}
}
return nil
}
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