export type TaskType =
  | "long_document"
  | "coding_patch"
  | "research_synthesis"
  | "structured_extraction"
  | "strategic_memo"
  | "general";

export type EvalDimensionKey =
  | "input_adequacy"
  | "task_preservation"
  | "deliverable_completeness"
  | "format_clarity"
  | "grounding"
  | "verification"
  | "harness_portability"
  | "bloat_control";

export type EvidenceLevel = "strong_prior" | "moderate_prior" | "hypothesis";

export type ScoreSource = "prompt_shape_heuristic" | "judge" | "unscored";

export interface SuggestedScaffolding {
  inputs: string[];
  deliverables: string[];
  constraints: string[];
  successCriteria: string[];
}

export interface InputAdequacy {
  status: "blocked" | "needs_clarification" | "sufficient";
  score: number;
  reasons: string[];
  warnings: string[];
}

export interface TaskSpec {
  id: string;
  rawUserPrompt: string;
  taskType: TaskType;
  goal: string;
  inputs: string[];
  deliverables: string[];
  constraints: string[];
  successCriteria: string[];
  ambiguities: string[];
  forbiddenChanges: string[];
  suggestedScaffolding: SuggestedScaffolding;
  inputAdequacy: InputAdequacy;
}

export interface HarnessPolicy {
  id: string;
  label: string;
  runtimeAssumptions: string[];
  toolRules: string[];
  artifactRules: string[];
  verificationRules: string[];
  portabilityRules: string[];
}

export interface ModelAdapterProfile {
  id: string;
  label: string;
  family: string;
  evidence: EvidenceLevel;
  evidenceNote: string;
  summary: string;
  style: string;
  explicitness: number;
  examples: number;
  verification: number;
  harnessRules: number;
  adapterRules: string[];
  failureModes: string[];
  promptPattern: string;
}

export interface PromptSection {
  label: string;
  body: string;
}

export interface BoostedPrompt {
  id: string;
  rawUserPrompt: string;
  taskSpec: TaskSpec;
  harnessPolicy: HarnessPolicy;
  modelProfile: ModelAdapterProfile;
  sections: PromptSection[];
  prompt: string;
  evalPlan: EvalPlan;
  rationale: string[];
  score: PromptScore;
  inputAdequacy: InputAdequacy;
}

export interface EvalDimension {
  key: EvalDimensionKey;
  label: string;
  description: string;
  weight: number;
}

export interface EvalPlan {
  rubric: EvalDimension[];
  expectedFailureModes: string[];
  requiredChecks: string[];
  metadataFields: string[];
}

export interface PromptScoreDimension {
  key: EvalDimensionKey;
  label: string;
  value: number;
  evidence: string;
}

export interface PromptScore {
  overall: number;
  grade: "blocked" | "weak" | "usable" | "strong";
  source: ScoreSource;
  dimensions: PromptScoreDimension[];
  findings: string[];
}

export interface EvalCase {
  id: string;
  taskType: TaskType;
  rawUserPrompt: string;
  acceptanceCriteria: string[];
  context?: Record<string, unknown>;
  artifacts?: string[];
  expectedOutputShape?: string;
}

export interface PromptRunResult {
  output: string;
  metadata?: {
    runnerId?: string;
    runnerVersion?: string;
    harness?: string;
    model?: string;
    promptVersion?: string;
    costUsd?: number;
    durationMs?: number;
    tokensIn?: number;
    tokensOut?: number;
    observedFailureModes?: string[];
    blockedChecks?: string[];
    extra?: Record<string, unknown>;
  };
}

export interface PromptRunner {
  run(prompt: string, evalCase: EvalCase, boostedPrompt: BoostedPrompt): Promise<PromptRunResult>;
}

export interface JudgeRunner {
  judge(
    output: PromptRunResult,
    evalCase: EvalCase,
    boostedPrompt: BoostedPrompt
  ): Promise<PromptScore>;
}

export interface EvalResult {
  caseId: string;
  boostedPromptId: string;
  output: string;
  score: PromptScore;
  scoreSource: ScoreSource;
  durationMs: number;
  metadata: PromptRunResult["metadata"];
  judgeMetadata?: {
    judgeId?: string;
    judgeVersion?: string;
    blockedChecks?: string[];
    observedFailureModes?: string[];
    extra?: Record<string, unknown>;
  };
}

export interface GenerateOptions {
  taskType?: TaskType;
  modelProfileId?: string;
  harnessPolicyId?: string;
}