export interface Company {
  id: number;
  name: string;
  location?: string;
  source?: string;
  recruiterName?: string;
  recruiterEmail?: string;
  recruiterLinkedIn?: string;
  lastContactedAt?: string;
  nextContactAt?: string;
  pipelineStage?: string;
}

export type WorkflowActionKey = "package-work" | "follow-up" | "interview-prep" | "review-readiness";
export type WorkflowWorkspaceTab = "tailored-cv" | "follow-up" | "interview-prep" | "readiness";

export interface WorkflowSignal {
  actionKey: WorkflowActionKey;
  reason: string;
  workspaceTab: WorkflowWorkspaceTab;
  followMode?: string | null;
  needsAttention: boolean;
  hasPackageGap: boolean;
  needsInterviewPrep: boolean;
  needsFollowUpAction: boolean;
  hasTailoredCv: boolean;
  hasSavedApplicationAnswerDraft: boolean;
  hasInterviewPrepNotes: boolean;
}

export interface JobApplication {
  id: number;
  jobTitle: string;
  company: Company;
  companyId?: number;
  status: string;
  dateApplied: string;
  location?: string;
  salary?: string;
  nextAction?: string;
  followUpAt?: string;
  feedbackRequestedAt?: string;
  responseReceived: boolean;
  responseDate?: string;
  description?: string;
  translatedDescription?: string;
  descriptionLanguage?: string;
  tags?: string; // JSON array string
  deadline?: string;
  notes?: string;
  coverLetterText?: string;
  recruiterMessageDraft?: string | null;
  jobUrl?: string;
  shortSummary?: string;
  fullSummary?: string | null;
  tailoredCvText?: string | null;
  tailoredCvUpdatedAt?: string | null;
  workflowSignal?: WorkflowSignal | null;

  hasResume?: boolean;
  hasCoverLetter?: boolean;
  hasPortfolio?: boolean;
  hasOtherAttachment?: boolean;

  daysSince: number;
  isDeleted?: boolean;
  deletedAt?: string;
  needsFollowUp?: boolean;
  followUpReason?: string | null;
}

export interface CandidateFitChannelGuidance {
  cv: string[];
  coverLetter: string[];
  interview: string[];
  recruiterMessage: string[];
}

export interface CandidateFit {
  matchSummary: string;
  fitLevel: string;
  matchScore: number;
  strengths: string[];
  gaps: string[];
  mention: string[];
  avoid: string[];
  cvImprovements: string[];
  missingKeywords: string[];
  interviewPrep: string[];
  tailoredPitch: string;
  guidance: CandidateFitChannelGuidance;
  coverLetterDraft?: string | null;
  recruiterMessageDraft?: string | null;
}

export interface FocusPlanResponse {
  immediatePriorities: string[];
  cvBulletIdeas: string[];
  proofPointsToLeadWith: string[];
  coverLetterAngles: string[];
  followUpApproach: string[];
  strategicSummary: string;
}

export interface InterviewPrepResponse {
  summary: string;
  talkingPoints: string[];
  likelyQuestions: string[];
  weakSpots: string[];
}

export interface ReadinessResponse {
  score: number;
  level: string;
  completed: string[];
  missing: string[];
  reminders: string[];
  workflowSignal: WorkflowSignal;
}

export interface FollowUpDraft {
  subject: string;
  body: string;
  reason: string;
  suggestedSendOn: string;
  contextSummary: string;
  contextSignals: string[];
  threadSubject?: string | null;
  lastCorrespondenceFrom?: string | null;
  lastCorrespondenceAt?: string | null;
}

export interface ApplicationPackageResponse {
  tailoredCvText: string;
  coverLetterDraft?: string | null;
  applicationAnswerDraft?: string | null;
  recruiterMessageDraft?: string | null;
  keyPoints: string[];
  attachmentSignals: string[];
  attachmentFilesUsed: string[];
  coverLetterVariants: string[];
  recruiterMessageVariants: string[];
}

export interface SaveApplicationDraftsRequest {
  coverLetterText?: string | null;
  notes?: string | null;
  recruiterMessageDraft?: string | null;
}

export interface CorrespondenceMessage {
  id: number;
  jobApplicationId: number;
  from: string;
  content: string;
  subject?: string;
  channel?: string;
  date: string;
  externalMessageId?: string | null;
  externalThreadId?: string | null;
  externalFrom?: string | null;
  externalTo?: string | null;
}

export interface GmailJobMatchReason {
  label: string;
  value: string;
}

export interface GmailJobMatchedMessage {
  id: string;
  threadId: string;
  subject: string;
  from: string;
  to: string;
  date?: string;
  snippet: string;
  score: number;
  confidence: string;
  alreadyImported: boolean;
  matchReasons: GmailJobMatchReason[];
}

export interface GmailJobMatchedThread {
  threadId: string;
  subject: string;
  score: number;
  confidence: string;
  hasImportedMessages: boolean;
  messageCount: number;
  latestDate?: string;
  matchReasons: GmailJobMatchReason[];
  messages: GmailJobMatchedMessage[];
}

export interface GmailJobMatchesResponse {
  jobApplicationId: number;
  jobTitle: string;
  companyName: string;
  recruiterName?: string | null;
  recruiterEmail?: string | null;
  queries: string[];
  threads: GmailJobMatchedThread[];
}

export interface GmailImportMessageResult {
  imported: number;
  skipped: number;
  messageId: string;
  threadId?: string | null;
  message?: CorrespondenceMessage | null;
}

export interface GmailImportThreadResult {
  imported: number;
  skipped: number;
  threadId?: string | null;
}

export interface GmailThreadRefreshThreadResult {
  threadId: string;
  imported: number;
  skipped: number;
  totalMessages: number;
  status: string;
  latestMessageDate?: string;
}

export interface GmailThreadRefreshResult {
  jobApplicationId: number;
  threadsChecked: number;
  imported: number;
  skipped: number;
  hasLinkedThreads: boolean;
  refreshedAt: string;
  threads: GmailThreadRefreshThreadResult[];
}

export interface GmailStatus {
  connected: boolean;
  gmailAddress?: string;
  connectedAt?: string;
  lastSyncedAt?: string;
}

export interface GmailMessageSummary {
  id: string;
  threadId: string;
  subject: string;
  from: string;
  to: string;
  date?: string;
  snippet: string;
}

export interface JobImportResult {
  title?: string;
  company?: string;
  location?: string;
  description?: string;
  translatedDescription?: string;
  language?: string;
  tags: string[];
  sourceUrl: string;
  deadline?: string;
  success: boolean;
  parser?: string;
  error?: string;
}