export type RunStatus = "success" | "failed" | "unstable";

export interface ModifierSummary {
  modifier_position: number;
  modifier_id: string;
  modifier_version: string;
  parameters: unknown;
  applicability: string;
  change_count: number;
  stage_available: boolean;
}

export interface DocumentSummary {
  document_id: string;
  source_label: string;
  status: RunStatus;
  current_kind: "success_output" | "partial_output";
  input_sha256: string;
  current_sha256: string;
  modifier_count: number;
  completed_stage_count: number;
  change_count: number;
  error_count: number;
  residual_proposal_count: number;
}

export interface CollectionSummaryResponse {
  schema_version: 1;
  collection: {
    label: string;
    status: RunStatus;
  };
  documents: DocumentSummary[];
  summary: {
    document_count: number;
    success_count: number;
    failed_count: number;
    unstable_count: number;
    change_count: number;
  };
}

export interface ChangeDetail {
  modifier_position: number;
  modifier_id: string;
  modifier_version: string;
  proposal_index: number;
  edit_index: number;
  reason: string;
  location: {
    line: number;
    column: number;
  };
  span: {
    start: number;
    end: number;
  };
  editor_range: {
    start: number;
    end: number;
  };
  before: string;
  after: string;
  before_sha256: string;
  after_sha256: string;
}

export interface ErrorDetail {
  code: string;
  stage: string;
  modifier_position: number;
  modifier_id: string;
  modifier_version: string;
  diagnostic_type: string;
  message: string;
}

export interface ResidualProposalDetail {
  modifier_position: number;
  modifier_id: string;
  modifier_version: string;
  proposal_index: number;
  snapshot_sha256: string;
  reason: string;
  edits: unknown[];
}

export interface DocumentComparisonResponse {
  schema_version: 1;
  document: DocumentSummary;
  modifiers: ModifierSummary[];
  input_markdown: string;
  current_markdown: string | null;
  changes: ChangeDetail[];
  errors: ErrorDetail[];
  residual_proposals: ResidualProposalDetail[];
}

export interface ModifierStageResponse {
  schema_version: 1;
  document_id: string;
  modifier: ModifierSummary;
  before_sha256: string;
  after_sha256: string;
  before_markdown: string;
  after_markdown: string;
  changes: ChangeDetail[];
}

export interface ApiErrorResponse {
  error: {
    code: string;
    message: string;
  };
}