chore: retrieved base logic files from matrix bridge

server/store/kvstore/constants.go

@@ -0,0 +1,79 @@
+package kvstore
+
+// KV Store key prefixes and constants
+// This file centralizes all KV store key patterns used throughout the plugin
+// to ensure consistency and avoid key conflicts.
+
+const (
+	// CurrentKVStoreVersion is the current version requiring migrations
+	CurrentKVStoreVersion = 2
+	// KeyPrefixMatrixUser is the prefix for Matrix user ID -> Mattermost user ID mappings
+	KeyPrefixMatrixUser = "matrix_user_"
+	// KeyPrefixMattermostUser is the prefix for Mattermost user ID -> Matrix user ID mappings
+	KeyPrefixMattermostUser = "mattermost_user_"
+
+	// KeyPrefixChannelMapping is the prefix for Mattermost channel ID -> Matrix room mappings
+	KeyPrefixChannelMapping = "channel_mapping_"
+	// KeyPrefixRoomMapping is the prefix for Matrix room identifier -> Mattermost channel ID mappings
+	KeyPrefixRoomMapping = "room_mapping_"
+
+	// KeyPrefixGhostUser is the prefix for Mattermost user ID -> Matrix ghost user ID cache
+	KeyPrefixGhostUser = "ghost_user_"
+	// KeyPrefixGhostRoom is the prefix for ghost user room membership tracking
+	KeyPrefixGhostRoom = "ghost_room_"
+
+	// KeyPrefixMatrixEventPost is the prefix for Matrix event ID -> Mattermost post ID mappings
+	KeyPrefixMatrixEventPost = "matrix_event_post_"
+	// KeyPrefixMatrixReaction is the prefix for Matrix reaction event ID -> reaction info mappings
+	KeyPrefixMatrixReaction = "matrix_reaction_"
+
+	// KeyStoreVersion is the key for tracking the current KV store schema version
+	KeyStoreVersion = "kv_store_version"
+
+	// KeyPrefixLegacyDMMapping was the old prefix for DM mappings (migrated to channel_mapping_)
+	KeyPrefixLegacyDMMapping = "dm_mapping_"
+	// KeyPrefixLegacyMatrixDMMapping was the old prefix for Matrix DM mappings (migrated to room_mapping_)
+	KeyPrefixLegacyMatrixDMMapping = "matrix_dm_mapping_"
+)
+
+// Helper functions for building KV store keys
+
+// BuildMatrixUserKey creates a key for Matrix user -> Mattermost user mapping
+func BuildMatrixUserKey(matrixUserID string) string {
+	return KeyPrefixMatrixUser + matrixUserID
+}
+
+// BuildMattermostUserKey creates a key for Mattermost user -> Matrix user mapping
+func BuildMattermostUserKey(mattermostUserID string) string {
+	return KeyPrefixMattermostUser + mattermostUserID
+}
+
+// BuildChannelMappingKey creates a key for channel -> room mapping
+func BuildChannelMappingKey(channelID string) string {
+	return KeyPrefixChannelMapping + channelID
+}
+
+// BuildRoomMappingKey creates a key for room -> channel mapping
+func BuildRoomMappingKey(roomIdentifier string) string {
+	return KeyPrefixRoomMapping + roomIdentifier
+}
+
+// BuildGhostUserKey creates a key for ghost user cache
+func BuildGhostUserKey(mattermostUserID string) string {
+	return KeyPrefixGhostUser + mattermostUserID
+}
+
+// BuildGhostRoomKey creates a key for ghost user room membership
+func BuildGhostRoomKey(mattermostUserID, roomID string) string {
+	return KeyPrefixGhostRoom + mattermostUserID + "_" + roomID
+}
+
+// BuildMatrixEventPostKey creates a key for Matrix event -> post mapping
+func BuildMatrixEventPostKey(matrixEventID string) string {
+	return KeyPrefixMatrixEventPost + matrixEventID
+}
+
+// BuildMatrixReactionKey creates a key for Matrix reaction storage
+func BuildMatrixReactionKey(reactionEventID string) string {
+	return KeyPrefixMatrixReaction + reactionEventID
+}