55 lines
1.4 KiB
Go
55 lines
1.4 KiB
Go
package v1
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import (
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"fmt"
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"net/url"
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"os"
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"strings"
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"time"
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"github.com/golang-jwt/jwt/v5"
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)
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type chatwootEmailOAuthAuthorizationConfig struct {
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ClientIDEnv string
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ClientSecretEnv string
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AuthorizeURL string
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RedirectPath string
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Scope string
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ExtraParams map[string]string
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}
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func buildChatwootEmailOAuthAuthorizationURL(accountID uint, cfg chatwootEmailOAuthAuthorizationConfig) (string, error) {
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clientID := strings.TrimSpace(os.Getenv(cfg.ClientIDEnv))
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clientSecret := strings.TrimSpace(os.Getenv(cfg.ClientSecretEnv))
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if clientID == "" || clientSecret == "" {
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return "", fmt.Errorf("email OAuth is not configured")
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}
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state, err := signedChatwootOAuthState(accountID, clientSecret)
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if err != nil {
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return "", err
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}
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frontendURL := strings.TrimRight(envOrDefaultV1("FRONTEND_URL", "http://localhost:3000"), "/")
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params := url.Values{}
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params.Set("client_id", clientID)
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params.Set("redirect_uri", frontendURL+cfg.RedirectPath)
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params.Set("response_type", "code")
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params.Set("scope", cfg.Scope)
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params.Set("state", state)
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for key, value := range cfg.ExtraParams {
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params.Set(key, value)
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}
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return cfg.AuthorizeURL + "?" + params.Encode(), nil
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}
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func signedChatwootOAuthState(accountID uint, secret string) (string, error) {
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token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
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"sub": accountID,
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"iat": time.Now().Unix(),
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})
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return token.SignedString([]byte(secret))
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}
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