[feature] More consistent API error handling (#637)

* update templates

* start reworking api error handling

* update template

* return AP status at web endpoint if negotiated

* start making api error handling much more consistent

* update account endpoints to new error handling

* use new api error handling in admin endpoints

* go fmt ./...

* use api error logic in app

* use generic error handling in auth

* don't export generic error handler

* don't defer clearing session

* user nicer error handling on oidc callback handler

* tidy up the sign in handler

* tidy up the token handler

* use nicer error handling in blocksget

* auth emojis endpoint

* fix up remaining api endpoints

* fix whoopsie during login flow

* regenerate swagger docs

* change http error logging to debug

1 files changed, 2 insertions, 1 deletions

diff --git a/internal/oidc/idp.go b/internal/oidc/idp.go
index 7ce535644..90aee81f4 100644
--- a/internal/oidc/idp.go
+++ b/internal/oidc/idp.go
@@ -24,6 +24,7 @@ import (
 
 	"github.com/coreos/go-oidc/v3/oidc"
 	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
 	"golang.org/x/oauth2"
 )
 
@@ -39,7 +40,7 @@ type IDP interface {
 	// with a set of claims.
 	//
 	// Note that this function *does not* verify state. That should be handled by the caller *before* this function is called.
-	HandleCallback(ctx context.Context, code string) (*Claims, error)
+	HandleCallback(ctx context.Context, code string) (*Claims, gtserror.WithCode)
 	// AuthCodeURL returns the proper redirect URL for this IDP, for redirecting requesters to the correct OIDC endpoint.
 	AuthCodeURL(state string) string
 }