/** Automation workflow graph — mirrors backend rules.Workflow */

export type RuleKind = 'rule' | 'function'

export type TriggerType =
  | 'message_received'
  | 'label_added'
  | 'label_removed'
  | 'drive_file_created'
  | 'drive_file_updated'
  | 'drive_file_deleted'
  | 'drive_file_moved'
  | 'drive_share_updated'
  | 'contact_created'
  | 'contact_updated'
  | 'contact_deleted'
  | 'calendar_event_created'
  | 'calendar_event_updated'
  | 'calendar_event_deleted'
  | 'calendar_event_response'

export interface AutomationTrigger {
  type: TriggerType
  folder_id?: string
  label?: string
  account_id?: string
  /** Chemin Drive (filtre optionnel sur les déclencheurs Drive) */
  folder_path?: string
  /** Libellé contact (filtre optionnel sur les déclencheurs Contacts) */
  contact_label?: string
  /** Agenda cible (filtre optionnel sur les déclencheurs Agenda) */
  calendar_id?: string
}

export interface TriggerAndGroup {
  operator: 'and'
  items: AutomationTrigger[]
}

export interface TriggerOrGroup {
  operator: 'or'
  groups: TriggerAndGroup[]
}

export interface ExecVariable {
  name: string
  type: 'string' | 'number' | 'boolean'
  default?: string
}

export type WorkflowNodeType =
  | 'start'
  | 'condition'
  | 'label_check'
  | 'switch'
  | 'llm_check'
  | 'actions'
  | 'set_var'
  | 'call_function'
  | 'call_rule'
  | 'end'

export type ConditionField =
  | 'from'
  | 'to'
  | 'subject'
  | 'body'
  | 'has_attachment'
  | 'label'
  | 'drive_file_name'
  | 'drive_file_path'
  | 'drive_mime_type'
  | 'drive_file_size'
  | 'drive_is_folder'
  | 'contact_name'
  | 'contact_email'
  | 'contact_phone'
  | 'contact_org'
  | 'contact_label'
  | 'calendar_event_title'
  | 'calendar_event_location'
  | 'calendar_event_organizer'
  | 'calendar_event_attendee'
  | 'calendar_event_all_day'
  | 'calendar_event_has_video'

export type ConditionOperator =
  | 'contains'
  | 'equals'
  | 'starts_with'
  | 'ends_with'
  | 'not_contains'
  | 'regex'
  | 'not_regex'
  | 'has'
  | 'not_has'

export interface ConditionNodeData {
  field: ConditionField
  operator: ConditionOperator
  value: string
}

/** @deprecated Legacy node — migrated to condition with field=label */
export interface LabelCheckNodeData {
  label: string
  operator: 'has' | 'not_has'
}

export interface SwitchCase {
  value: string
  label?: string
}

export interface SwitchNodeData {
  field: string
  cases: SwitchCase[]
}

export interface LLMCheckNodeData {
  prompt: string
  provider?: string
  model?: string
}

export type ActionType =
  | 'label'
  | 'remove_label'
  | 'move'
  | 'archive'
  | 'delete'
  | 'mark_read'
  | 'mark_important'
  | 'mark_spam'
  | 'star'
  | 'webhook'
  | 'notify'
  | 'reply'
  | 'send_mail'
  | 'forward'
  | 'drive_move'
  | 'drive_rename'
  | 'drive_delete'
  | 'drive_share'
  | 'drive_copy'
  | 'contact_add_label'
  | 'contact_remove_label'
  | 'contact_delete'
  | 'calendar_add_attendee'
  | 'calendar_update_title'
  | 'calendar_cancel_event'
  | 'calendar_notify_attendees'

export interface ActionItem {
  type: ActionType
  value: string
}

export interface ActionsNodeData {
  actions: ActionItem[]
}

export interface SetVarNodeData {
  name: string
  value: string
}

export interface CallRuleNodeData {
  rule_id: string
}

export type WorkflowNodeData =
  | Record<string, never>
  | ConditionNodeData
  | LabelCheckNodeData
  | SwitchNodeData
  | LLMCheckNodeData
  | ActionsNodeData
  | SetVarNodeData
  | CallRuleNodeData

export interface WorkflowNodeDef {
  id: string
  type: WorkflowNodeType
  position: { x: number; y: number }
  data: WorkflowNodeData
}

export interface WorkflowEdgeDef {
  id: string
  source: string
  target: string
  sourceHandle?: string
}

export interface AutomationWorkflow {
  version: 1
  kind: RuleKind
  triggers: TriggerOrGroup
  variables: ExecVariable[]
  nodes: WorkflowNodeDef[]
  edges: WorkflowEdgeDef[]
}

export interface RuleSimulationMessage {
  from: string
  to: string[]
  subject: string
  body_text: string
  has_attachments: boolean
  labels?: string[]
}

export interface RuleSimulationDriveFile {
  file_name: string
  file_path: string
  mime_type: string
  file_size: number
  is_folder: boolean
}

export interface RuleSimulationContact {
  name: string
  email: string
  phone: string
  org: string
  labels?: string[]
}

export interface RuleSimulationCalendarEvent {
  title: string
  location: string
  organizer: string
  attendee: string
  start: string
  end: string
  all_day: boolean
  has_video: boolean
  calendar_id: string
}

export interface RuleSimulationStep {
  node_id: string
  node_type: string
  handle?: string
}

export interface RuleSimulationResult {
  matched: boolean
  steps?: RuleSimulationStep[]
  actions?: Array<{
    type: string
    value: string
    ok: boolean
    error?: string
    simulated_payload?: string
  }>
}

export interface RuleEditorState {
  name: string
  priority: number
  is_active: boolean
  rule_kind: RuleKind
  account_id?: string
  workflow: AutomationWorkflow
}