package coordinator

import (
	"fmt"
	"strings"

	"chat-agent-system/internal/intent"
)

// TargetActionContextFact is the pending-expectation action produced by the
// dialogue-context conflict adjudication (bizdev buildDialoguePackageForRun).
const TargetActionContextFact = "confirm_context_fact"

// handleConfirmActionHit serves the CONFIRM_ACTION expectation hit. Today the
// only async-armed expectation of this shape is the dialogue-context conflict
// card: confirming absorbs the winning fact into the project blackboard via
// the supplement-info path (memory + blackboard.json + OnSupplement hook).
// Unknown or un-armed confirmations fall back to the generic acknowledgement.
func (e *CoordinatorEngine) handleConfirmActionHit(cand *intent.CandidateIntent, userCtx *UserProjectContext, branch intent.ResolutionBranch) (*CoordinationResult, error) {
	pending := userCtx.PendingExpectation
	if pending == nil || pending.TargetAction != TargetActionContextFact {
		return e.genericAcknowledgement(cand, userCtx, branch), nil
	}

	factKey := strings.TrimSpace(pending.Payload["fact_key"])
	factVal := strings.TrimSpace(pending.Payload["winning_value"])
	if factKey == "" || factVal == "" {
		userCtx.applyPending(nil)
		return &CoordinationResult{
			Status:           StatusAccepted,
			Intent:           intent.IntentConfirmAction,
			Branch:           branch,
			NaturalReply:     "确认卡信息已失效（缺少事实键或推荐值），本次不做黑板变更。如仍有冲突请重新触发任务。",
			UpdatedContext:   userCtx,
			ClearExpectation: true,
		}, nil
	}

	patched := &intent.CandidateIntent{
		Intent:        intent.IntentSupplementInfo,
		Confidence:    cand.Confidence,
		Branch:        branch,
		FilledSlots: map[string]string{
			intent.SlotFactKey:   factKey,
			intent.SlotFactValue: factVal,
		},
		Reasoning: fmt.Sprintf("用户确认对话冲突采信 [%s=%s]", factKey, factVal),
	}
	res, err := e.handleSupplementInfo(patched, userCtx)
	if err != nil || res == nil {
		return res, err
	}
	res.Intent = intent.IntentConfirmAction
	res.NaturalReply = fmt.Sprintf("✅ 冲突确认完成：已按您的确认采信「%s」=「%s」，并同步项目黑板。\n\n%s", factKey, factVal, res.NaturalReply)
	return res, nil
}