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Changeset 0.9.3 (#53)

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xcaliber
2026-02-23 23:55:22 +00:00
parent ac7c7c7d59
commit 90021157e6
20 changed files with 897 additions and 414 deletions
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36
server/handlers/tree.go
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@@ -2,6 +2,7 @@ package handlers
import (
"database/sql"
"encoding/json"
"fmt"
"git.gobha.me/xcaliber/chat-switchboard/database"
@@ -12,17 +13,18 @@ import (
// PathMessage represents a single message in an active path, enriched
// with sibling metadata for the frontend branch indicator.
type PathMessage struct {
ID string `json:"id"`
ParentID *string `json:"parent_id"`
Role string `json:"role"`
Content string `json:"content"`
Model *string `json:"model"`
TokensUsed *int `json:"tokens_used,omitempty"`
SiblingCount int `json:"sibling_count"`
SiblingIndex int `json:"sibling_index"`
ParticipantType string `json:"participant_type,omitempty"`
ParticipantID string `json:"participant_id,omitempty"`
CreatedAt string `json:"created_at"`
ID string `json:"id"`
ParentID *string `json:"parent_id"`
Role string `json:"role"`
Content string `json:"content"`
Model *string `json:"model"`
TokensUsed *int `json:"tokens_used,omitempty"`
ToolCalls *json.RawMessage `json:"tool_calls,omitempty"`
SiblingCount int `json:"sibling_count"`
SiblingIndex int `json:"sibling_index"`
ParticipantType string `json:"participant_type,omitempty"`
ParticipantID string `json:"participant_id,omitempty"`
CreatedAt string `json:"created_at"`
}
// SiblingInfo is a lightweight entry for the siblings listing endpoint.
@@ -96,7 +98,7 @@ func getPathToLeaf(channelID, leafID string) ([]PathMessage, error) {
rows, err := database.DB.Query(`
WITH RECURSIVE path AS (
-- Anchor: start at the leaf
SELECT id, parent_id, role, content, model, tokens_used,
SELECT id, parent_id, role, content, model, tokens_used, tool_calls,
participant_type, participant_id, sibling_index, created_at,
0 AS depth
FROM messages
@@ -105,14 +107,14 @@ func getPathToLeaf(channelID, leafID string) ([]PathMessage, error) {
UNION ALL
-- Walk up via parent_id
SELECT m.id, m.parent_id, m.role, m.content, m.model, m.tokens_used,
SELECT m.id, m.parent_id, m.role, m.content, m.model, m.tokens_used, m.tool_calls,
m.participant_type, m.participant_id, m.sibling_index, m.created_at,
p.depth + 1
FROM messages m
JOIN path p ON m.id = p.parent_id
WHERE m.deleted_at IS NULL
)
SELECT id, parent_id, role, content, model, tokens_used,
SELECT id, parent_id, role, content, model, tokens_used, tool_calls,
participant_type, participant_id, sibling_index, created_at
FROM path
ORDER BY depth DESC
@@ -126,12 +128,18 @@ func getPathToLeaf(channelID, leafID string) ([]PathMessage, error) {
for rows.Next() {
var m PathMessage
var participantType, participantID sql.NullString
var toolCallsJSON []byte
if err := rows.Scan(
&m.ID, &m.ParentID, &m.Role, &m.Content, &m.Model, &m.TokensUsed,
&toolCallsJSON,
&participantType, &participantID, &m.SiblingIndex, &m.CreatedAt,
); err != nil {
return nil, fmt.Errorf("getPathToLeaf scan: %w", err)
}
if len(toolCallsJSON) > 0 && string(toolCallsJSON) != "null" {
raw := json.RawMessage(toolCallsJSON)
m.ToolCalls = &raw
}
if participantType.Valid {
m.ParticipantType = participantType.String
}