# session-init.ps1 — Claude Code SessionStart hook
# 1. 清除上次会话的 changelog ack 标记
# 2. 检查 .claude/.init-done sentinel，缺失时创建 .pending-init 标记文件
#    claude-init-recall 规则会检测此文件，确保首次会话确定性触发 claude-init

$input = [Console]::In.ReadToEnd()

# 清除 changelog ack 标记
Remove-Item ".claude\changelog\.changelog-ack" -ErrorAction SilentlyContinue

# 检查 claude-init sentinel
$initDone = ".claude\.init-done"
$pendingInit = ".claude\.pending-init"

if (Test-Path $initDone) {
    # sentinel 存在，清理可能残留的 pending 标记
    Remove-Item $pendingInit -ErrorAction SilentlyContinue
} else {
    # sentinel 缺失，创建 pending 标记供 claude-init-recall 规则检测
    New-Item -ItemType File -Path $pendingInit -Force | Out-Null
}

Write-Output '{}'
exit 0