From 0c7a14d4ddc09dae00efe90aa58575fb9b24a9df Mon Sep 17 00:00:00 2001
From: Pascal Bleser <p.bleser@opencloud.eu>
Date: Fri, 10 Oct 2025 10:48:48 +0200
Subject: [PATCH] jmap: add GetInboxNameForMultipleAccounts

---
 pkg/jmap/jmap_api_bootstrap.go |  2 +-
 pkg/jmap/jmap_api_email.go     |  3 ---
 pkg/jmap/jmap_api_mailbox.go   | 46 ++++++++++++++++++++++++++++++++++
 3 files changed, 47 insertions(+), 4 deletions(-)

diff --git a/pkg/jmap/jmap_api_bootstrap.go b/pkg/jmap/jmap_api_bootstrap.go
index 405506ac86..70bb7987fe 100644
--- a/pkg/jmap/jmap_api_bootstrap.go
+++ b/pkg/jmap/jmap_api_bootstrap.go
@@ -15,7 +15,7 @@ type AccountBootstrapResult struct {
 func (j *Client) GetBootstrap(accountIds []string, session *Session, ctx context.Context, logger *log.Logger, acceptLanguage string) (map[string]AccountBootstrapResult, SessionState, Language, Error) {
 	uniqueAccountIds := structs.Uniq(accountIds)
 
-	logger = j.logger("GetIdentities", session, logger)
+	logger = j.logger("GetBootstrap", session, logger)
 
 	calls := make([]Invocation, len(uniqueAccountIds)*2)
 	for i, accountId := range uniqueAccountIds {
diff --git a/pkg/jmap/jmap_api_email.go b/pkg/jmap/jmap_api_email.go
index 6f9006fe69..ee255bc419 100644
--- a/pkg/jmap/jmap_api_email.go
+++ b/pkg/jmap/jmap_api_email.go
@@ -253,7 +253,6 @@ func (j *Client) QueryEmailSnippets(accountId string, filter EmailFilterElement,
 			QueryState: queryResponse.QueryState,
 		}, nil
 	})
-
 }
 
 type EmailQueryResult struct {
@@ -323,7 +322,6 @@ func (j *Client) QueryEmails(accountId string, filter EmailFilterElement, sessio
 			QueryState: queryResponse.QueryState,
 		}, nil
 	})
-
 }
 
 type EmailWithSnippets struct {
@@ -438,7 +436,6 @@ func (j *Client) QueryEmailsWithSnippets(accountId string, filter EmailFilterEle
 			QueryState: queryResponse.QueryState,
 		}, nil
 	})
-
 }
 
 type UploadedEmail struct {
diff --git a/pkg/jmap/jmap_api_mailbox.go b/pkg/jmap/jmap_api_mailbox.go
index ed0ba62afc..0d2635b59b 100644
--- a/pkg/jmap/jmap_api_mailbox.go
+++ b/pkg/jmap/jmap_api_mailbox.go
@@ -352,3 +352,49 @@ func (j *Client) GetMailboxRolesForMultipleAccounts(accountIds []string, session
 		return resp, nil
 	})
 }
+
+func (j *Client) GetInboxNameForMultipleAccounts(accountIds []string, session *Session, ctx context.Context, logger *log.Logger, acceptLanguage string) (map[string]string, SessionState, Language, Error) {
+	logger = j.logger("GetInboxNameForMultipleAccounts", session, logger)
+
+	uniqueAccountIds := structs.Uniq(accountIds)
+	n := len(uniqueAccountIds)
+	if n < 1 {
+		return nil, "", "", nil
+	}
+
+	invocations := make([]Invocation, n*2)
+	for i, accountId := range uniqueAccountIds {
+		invocations[i*2+0] = invocation(CommandMailboxQuery, MailboxQueryCommand{
+			AccountId: accountId,
+			Filter: MailboxFilterCondition{
+				Role: JmapMailboxRoleInbox,
+			},
+		}, mcid(accountId, "0"))
+	}
+
+	cmd, err := j.request(session, logger, invocations...)
+	if err != nil {
+		return nil, "", "", err
+	}
+
+	return command(j.api, logger, ctx, session, j.onSessionOutdated, cmd, acceptLanguage, func(body *Response) (map[string]string, Error) {
+		resp := make(map[string]string, n)
+		for _, accountId := range uniqueAccountIds {
+			var r MailboxQueryResponse
+			err = retrieveResponseMatchParameters(logger, body, CommandMailboxGet, mcid(accountId, "0"), &r)
+			if err != nil {
+				return nil, err
+			}
+			switch len(r.Ids) {
+			case 0:
+				// skip: account has no inbox?
+			case 1:
+				resp[accountId] = r.Ids[0]
+			default:
+				logger.Warn().Msgf("multiple ids for mailbox role='%v' for accountId='%v'", JmapMailboxRoleInbox, accountId)
+				resp[accountId] = r.Ids[0]
+			}
+		}
+		return resp, nil
+	})
+}