272 lines
8.8 KiB
Plaintext
272 lines
8.8 KiB
Plaintext
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# 复杂场景重构第一阶段 — 类图
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> **关联文档**: `复杂场景重构第一阶段-架构设计.md` §3
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---
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```mermaid
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classDiagram
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direction TB
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%% ==================== 数据模型层 ====================
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namespace Models {
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class AutoSession {
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+String id
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+String conversation_id
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+String employee_id
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+String agent_id
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+String scenario_key
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+String status
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+String mode
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+Float confidence
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+JSON intent
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+String current_action_id
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+String title
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+DateTime auto_close_at
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+DateTime paused_at
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+DateTime resolved_at
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+String closed_by
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+JSON meta
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+DateTime created_at
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+DateTime updated_at
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}
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class AutoAction {
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+String id
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+String session_id
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+Integer action_index
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+String action_type
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+String adapter
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+String risk_level
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+String title
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+String description
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+String status
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+JSON payload
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+JSON result
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+String error
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+String approved_by
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+DateTime approved_at
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}
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class InformationItem {
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+String id
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+String session_id
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+String name
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+String value
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+JSON modifiers
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+Boolean is_filled
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+Boolean is_locked
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+Integer version
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+JSON update_history
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+DateTime created_at
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+DateTime updated_at
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}
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class ApprovalTicket {
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+String id
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+String action_id
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+String session_id
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+String approver_id
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+String channel
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+String status
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+String reason
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+String decision_note
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+DateTime decided_at
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}
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class ScenarioConfig {
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+String id
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+String scenario_key
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+String name
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+String description
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+Boolean enabled
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+JSON trigger_conditions
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+JSON actions
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+JSON approval_strategy
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+String current_version_id
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}
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}
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%% ==================== 服务层 ====================
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namespace Services {
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class IntentRouter {
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-db: AsyncSession
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-audit: Any
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+detect(description: str, employee_id: str) Dict
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+detect_global_intent(text: str) Dict
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-_keyword_fallback_global(text: str) Dict
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}
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class DifyClient {
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-base_url: str
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-api_key: str
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-timeout: float
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+detect_intent(description: str, employee_id: str) Dict
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-_parse_intent(answer: str) Dict
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-_parse_global_intent(answer: str) Dict
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-_fallback_intent(description: str) Dict
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-_fallback_global_intent(text: str) Dict
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+test_connection() Dict
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}
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class AutoSessionService {
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-db: AsyncSession
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-redis: Any
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-audit: Any
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+create_session(...) AutoSession
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+get_session(session_id) AutoSession
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+list_sessions(...) List
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+start(session_id) void
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+pause_session(session_id, reason) AutoSession
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+resume_session(employee_id, session_id) dict
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+list_paused_sessions(employee_id) List
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+correct_info(session_id, field, new_value) InformationItem
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+supplement_info(session_id, field, value) InformationItem
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+agent_resume(session_id, agent_id) AutoSession
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+agent_close(session_id, agent_id) AutoSession
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+takeover(session_id, agent_id) AutoSession
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+resolve_feedback(session_id, satisfied) AutoSession
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-_build_resume_point(session) dict
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-_save_resume_point(session, snapshot) void
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-_load_resume_point(session_id) dict
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}
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class InformationItemService {
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-db: AsyncSession
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-redis: Any
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+create_item(session_id, name, value, modifiers) InformationItem
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+get_items(session_id) List~InformationItem~
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+get_item(session_id, name) InformationItem
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+correct_value(session_id, name, new_value) InformationItem
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+supplement_value(session_id, name, value) InformationItem
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+lock_items_for_action(session_id, action_id) void
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+check_downstream_impact(session_id, field) bool
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+get_pending_required_items(session_id) List~str~
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}
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class ActionExecutor {
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-db: AsyncSession
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-redis: Any
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-audit: Any
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-approval: ApprovalService
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-rollback: RollbackService
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+run(session_id) void
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+resume(session_id, action_id, decision) void
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-_do_execute(session, action, mapping, clients) void
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-_on_action_failed(session, action, exc) void
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-_finish_success(session) void
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}
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class TimeoutCleaner {
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-db_factory: async_sessionmaker
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-redis: Any
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+run_once() int
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+run_scheduled(interval: int) void
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-_scan_and_close() int
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-_notify_timeout(session_id) void
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}
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class ProgressPublisher {
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+publish_progress(session_id, step, message) void
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+publish_action_required(session_id, action, ticket) void
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+publish_resolved(session_id, summary) void
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+publish_takeover(session_id, reason) void
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+publish_error(session_id, code, message) void
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+publish_paused(session_id, title, paused_at, hint) void
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+publish_resumed(session_id, title, resumed_at, step) void
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+publish_timeout_closed(session_id, closed_at, reason) void
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+publish_info_corrected(session_id, field, old, new, ver) void
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+publish_info_supplemented(session_id, field, supp, new) void
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-_publish(event_type, session_id, data) void
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}
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}
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%% ==================== Schema 层 ====================
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namespace Schemas {
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class GlobalIntentResult {
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+Optional~str~ global_intent
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+Optional~str~ scenario_key
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+float confidence
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+Optional~str~ corrected_field
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+Optional~str~ old_value
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+Optional~str~ new_value
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+Optional~str~ supplement_field
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+Optional~str~ supplement_value
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+str raw
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+str error
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}
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class PauseRequest {
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+Optional~str~ reason
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}
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class ResumeRequest {
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+Optional~str~ session_id
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}
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class CorrectRequest {
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+str field
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+str new_value
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+Optional~str~ old_value
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}
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class SupplementRequest {
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+str field
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+str value
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}
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class InformationItemResponse {
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+str id
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+str session_id
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+str name
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+str value
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+List~str~ modifiers
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+bool is_filled
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+bool is_locked
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+int version
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+List~dict~ update_history
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+Optional~str~ updated_at
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}
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class ResumePointResponse {
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+str session_id
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+str title
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+Optional~str~ scenario_key
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+str current_step
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+Optional~str~ paused_at
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+List~str~ pending_items
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+List~InformationItemResponse~ info_items
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}
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class PausedSessionItem {
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+str session_id
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+str title
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+Optional~str~ scenario_key
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+Optional~str~ paused_at
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+str paused_duration
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}
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}
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%% ==================== 关系 ====================
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AutoSession "1" --> "*" InformationItem : session_id 关联
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AutoSession "1" --> "*" AutoAction : session_id 关联
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AutoSession "1" --> "*" ApprovalTicket : session_id 关联
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ScenarioConfig --> AutoSession : scenario_key 匹配
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AutoSessionService --> AutoSession : 管理生命周期
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AutoSessionService --> InformationItemService : 委托信息项操作
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AutoSessionService --> IntentRouter : 使用意图识别
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AutoSessionService --> ActionExecutor : 调用续行执行
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AutoSessionService --> ProgressPublisher : 推送事件
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IntentRouter --> DifyClient : 调用 Dify 识别
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InformationItemService --> InformationItem : CRUD
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TimeoutCleaner --> AutoSessionService : 调用 auto_close
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TimeoutCleaner --> ProgressPublisher : 推送超时事件
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ProgressPublisher --> AutoSession : 推送状态变更
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InformationItemResponse ..> InformationItem : 序列化
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ResumePointResponse ..> InformationItemResponse : 包含
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GlobalIntentResult ..> IntentRouter : 返回类型
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```
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