Version: 0.9.61.dev.260501
后端：
1. 主动调度 graph + session bridge 收口——把 dry-run / select / preview / confirm / rerun 串成受限 graph，新增 active_schedule_sessions 缓存与聊天拦截，ready_preview 后释放回自由聊天
2. 会话与通知链路对齐——notification 统一绑定 conversation_id，action_url 指向 /assistant/{conversation_id}，会话不存在改回 404 语义，避免 wrong param type 误导排障
3. estimated_sections 写入与主动调度消费链路补齐——任务创建、quick task 与随口记入口都透传估计节数，主动调度只消费落库值
前端：
4. AssistantPanel 最小适配主动调度预览与失败态——复用主动调度卡片/微调弹窗，补历史加载失败可见提示与跨账号会话拦截
文档：
5. 更新主动调度缺口分阶段实施计划和实现方案，标记阶段 0-2 收口并同步接力状态
This commit is contained in:
Losita
232
backend/active_scheduler/selection/prompt.go
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232
backend/active_scheduler/selection/prompt.go
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package selection
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import (
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"encoding/json"
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"fmt"
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"strings"
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"time"
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"github.com/LoveLosita/smartflow/backend/active_scheduler/candidate"
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)
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const selectionSystemPrompt = `
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你是 SmartFlow 主动调度的候选选择器。
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你的职责很窄：
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1. 只在后端已经生成并校验过的候选里做有限选择；
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2. 只参考结构化事实、候选基础信息、capacity_fit 和 risk_level；
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3. 不要输出推理过程，不要输出 score，不要输出 confidence，不要编造新的候选；
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4. 只输出 JSON，不要输出 markdown，不要输出解释性正文。
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允许的 action：
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- select_candidate
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- ask_user
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- notify_only
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- close
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输出 JSON 结构：
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{
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"action": "select_candidate",
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"selected_candidate_id": "cand_xxx",
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"reason": "简短选择理由",
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"explanation_text": "给用户看的简短解释",
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"notification_summary": "通知里要显示的简短摘要",
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"ask_user_question": "需要追问时填写，否则留空"
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}
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规则：
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1. selected_candidate_id 必须来自候选列表；如果 action=close，也要选候选列表里对应的 close 候选；
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2. 如果需要追问，优先选择 ask_user 候选，并把 ask_user_question 写清楚；
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3. 如果只需要提醒，不要编造正式日程变更；
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4. 如果候选里已经有明显更稳妥的项，优先选风险更低且 capacity_fit 更好的那个；
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5. 不要试图重排整段日程，第一版只在候选之间做有限裁决；
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6. 如果信息不足，就直接走 ask_user，不要硬猜。
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`
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type selectionPromptInput struct {
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GeneratedAt string `json:"generated_at"`
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Trigger selectionTriggerInput `json:"trigger"`
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DecisionHint selectionDecisionInput `json:"decision_hint"`
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Context selectionContextInput `json:"context"`
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Candidates []CandidateView `json:"candidates"`
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}
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type selectionTriggerInput struct {
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TriggerID string `json:"trigger_id"`
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TriggerType string `json:"trigger_type"`
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Source string `json:"source"`
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TargetType string `json:"target_type"`
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TargetID int `json:"target_id"`
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TargetTitle string `json:"target_title"`
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RequestedAt string `json:"requested_at"`
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TraceID string `json:"trace_id"`
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}
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type selectionDecisionInput struct {
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Action string `json:"action"`
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PrimaryIssueCode string `json:"primary_issue_code"`
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ReasonCode string `json:"reason_code"`
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ShouldNotify bool `json:"should_notify"`
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ShouldWritePreview bool `json:"should_write_preview"`
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FallbackCandidateID string `json:"fallback_candidate_id,omitempty"`
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}
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type selectionContextInput struct {
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WindowStart string `json:"window_start"`
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WindowEnd string `json:"window_end"`
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WindowReason string `json:"window_reason"`
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MissingInfo []string `json:"missing_info"`
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Warnings []string `json:"warnings"`
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TraceSteps []string `json:"trace_steps"`
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}
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func buildSelectionPromptInput(req SelectRequest, now time.Time) selectionPromptInput {
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activeContext := req.ActiveContext
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decision := req.Observation.Decision
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input := selectionPromptInput{
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GeneratedAt: now.In(time.Local).Format(time.RFC3339),
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DecisionHint: selectionDecisionInput{
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Action: string(decision.Action),
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PrimaryIssueCode: string(decision.PrimaryIssueCode),
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ReasonCode: decision.ReasonCode,
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ShouldNotify: decision.ShouldNotify,
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ShouldWritePreview: decision.ShouldWritePreview,
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FallbackCandidateID: strings.TrimSpace(decision.FallbackCandidateID),
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},
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}
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if activeContext != nil {
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input.Trigger = selectionTriggerInput{
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TriggerID: activeContext.Trigger.TriggerID,
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TriggerType: string(activeContext.Trigger.TriggerType),
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Source: string(activeContext.Trigger.Source),
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TargetType: string(activeContext.Trigger.TargetType),
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TargetID: activeContext.Trigger.TargetID,
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TargetTitle: activeContext.Target.Title,
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RequestedAt: activeContext.Trigger.RequestedAt.In(time.Local).Format(time.RFC3339),
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TraceID: activeContext.Trace.TraceID,
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}
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input.Context = selectionContextInput{
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WindowStart: activeContext.Window.StartAt.In(time.Local).Format(time.RFC3339),
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WindowEnd: activeContext.Window.EndAt.In(time.Local).Format(time.RFC3339),
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WindowReason: activeContext.Window.WindowReason,
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MissingInfo: append([]string(nil), activeContext.DerivedFacts.MissingInfo...),
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Warnings: append([]string(nil), activeContext.Trace.Warnings...),
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TraceSteps: append([]string(nil), activeContext.Trace.BuildSteps...),
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}
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}
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input.Candidates = make([]CandidateView, 0, len(req.Candidates))
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for _, item := range req.Candidates {
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input.Candidates = append(input.Candidates, buildCandidateView(req, item))
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}
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return input
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}
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func buildSelectionUserPrompt(input selectionPromptInput) (string, error) {
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raw, err := json.MarshalIndent(input, "", " ")
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if err != nil {
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return "", err
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}
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var sb strings.Builder
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sb.WriteString("请基于下面的结构化事实，从候选中选一个最合适的结果。\n")
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sb.WriteString("输入：\n")
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sb.WriteString(string(raw))
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sb.WriteString("\n")
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sb.WriteString("只输出 JSON。")
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return sb.String(), nil
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}
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func buildCandidateView(req SelectRequest, item candidate.Candidate) CandidateView {
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return CandidateView{
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CandidateID: item.CandidateID,
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CandidateType: string(item.CandidateType),
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Title: item.Title,
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Summary: item.Summary,
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BeforeSummary: item.BeforeSummary,
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AfterSummary: item.AfterSummary,
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ChangeSummary: buildChangeSummary(item),
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CapacityFit: deriveCapacityFit(req, item),
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RiskLevel: deriveRiskLevel(req, item),
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}
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}
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func buildChangeSummary(item candidate.Candidate) string {
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if len(item.Changes) == 0 {
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return "无正式变更"
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}
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lines := make([]string, 0, len(item.Changes))
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for _, change := range item.Changes {
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lines = append(lines, summarizeChange(change))
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}
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return strings.Join(lines, "；")
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}
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func summarizeChange(change candidate.ChangeItem) string {
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switch change.ChangeType {
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case candidate.ChangeTypeAdd:
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if change.ToSlot != nil {
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return fmt.Sprintf("新增到 第%d周 第%d天 第%d-%d节，持续%d节",
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change.ToSlot.Start.Week,
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change.ToSlot.Start.DayOfWeek,
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change.ToSlot.Start.Section,
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change.ToSlot.End.Section,
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change.DurationSections,
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)
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}
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return "新增一段日程"
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case candidate.ChangeTypeCreateMakeup:
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if change.ToSlot != nil {
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return fmt.Sprintf("为目标补做一段第%d周第%d天第%d-%d节的时间块",
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change.ToSlot.Start.Week,
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change.ToSlot.Start.DayOfWeek,
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change.ToSlot.Start.Section,
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change.ToSlot.End.Section,
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)
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}
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return "新增补做块"
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case candidate.ChangeTypeAskUser:
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return "需要用户补充信息"
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default:
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return "不修改正式日程"
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}
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}
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func deriveCapacityFit(req SelectRequest, item candidate.Candidate) string {
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switch item.CandidateType {
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case candidate.TypeAskUser, candidate.TypeNotifyOnly, candidate.TypeClose:
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return "not_applicable"
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}
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if !item.Validation.Valid {
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return "insufficient"
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}
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gap := req.Observation.Metrics.Window.CapacityGap
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switch {
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case gap > 0:
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return "insufficient"
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case gap == 0:
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return "tight"
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default:
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return "fit"
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}
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}
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func deriveRiskLevel(req SelectRequest, item candidate.Candidate) string {
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if !item.Validation.Valid {
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return "high"
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}
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switch item.CandidateType {
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case candidate.TypeCreateMakeup:
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return "medium"
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case candidate.TypeAddTaskPoolToSchedule:
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if req.Observation.Metrics.Window.CapacityGap == 0 {
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return "medium"
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}
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return "low"
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case candidate.TypeAskUser, candidate.TypeNotifyOnly, candidate.TypeClose:
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return "low"
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default:
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return "low"
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}
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}
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