/**
 * Generates golden fixtures into contracts/fixtures/<name>/*.json and invalid
 * fixtures into contracts/fixtures-invalid/<name>/*.json. Run once and commit;
 * fixtures are reviewed via diff. Invalid cases are crafted to fail on BOTH the
 * zod and pydantic sides (dual-side contract test, docs/11 §3.2).
 */
import { mkdirSync, writeFileSync } from 'node:fs'
import { fileURLToPath } from 'node:url'
import { schemaRegistry } from '../src/index.js'

const root = fileURLToPath(new URL('../../../contracts/', import.meta.url))

const REF_A = 'a'.repeat(64)
const REF_B = 'b'.repeat(64)
const REF_C = 'c'.repeat(64)
const DATE = '2026-03-15'
const T0 = '2026-03-14T06:00:00Z'
const T1 = '2026-03-14T08:30:00Z'
const T2 = '2026-03-15T23:59:59Z'

const curve = (v: string, date = DATE) => ({
  interval_minutes: 15,
  date,
  values: Array.from({ length: 96 }, () => v),
})

const valid: Record<string, Record<string, unknown>> = {
  proposal: {
    'bid-basic': {
      id: 'prop-001',
      type: 'BID',
      timescale: 'DAY_AHEAD',
      originator: { agent: 'trading-agent', trigger: 'SCHEDULED', task_id: 'task-001' },
      payload: {
        kind: 'BID',
        market_date: DATE,
        prices_yuan_per_mwh: curve('425.50'),
        quantities_mwh: curve('12.5'),
        expected_revenue_yuan: '510600.00',
      },
      lineage: {
        tool_calls: [
          {
            tool_call_id: 'tc-001',
            tool: 'bid-optimization-milp',
            version: '1.0.0',
            inputs_ref: REF_A,
            outputs_ref: REF_B,
          },
        ],
        data_refs: [REF_C],
        ledger_version: 42,
        policy_pack_version: '2026.03',
      },
      envelope_ref: 'env-bid-001',
      digest: REF_B,
      status: 'DRAFT',
      created_at: T1,
    },
  },
  approval: {
    approve: {
      id: 'appr-001',
      proposal_digest: REF_B,
      decision: 'APPROVE',
      approver: { id: 'user-trader-01', role: 'senior-trader' },
      scope: { effect_type: 'BID', limits: { max_energy_mwh: '1500.0' } },
      validity: { from: T1, to: T2 },
      evidence_versions: {
        policy_pack_version: '2026.03',
        ledger_version: 42,
        data_snapshot_refs: [REF_C],
      },
      comment: 'within monthly position band',
      decided_at: T1,
    },
  },
  execution_permit: {
    active: {
      id: 'permit-001',
      proposal_digest: REF_B,
      issued_at: T1,
      expires_at: T2,
      effect_limits: { max_energy_mwh: '1500.0' },
      revoked_at: null,
      issuer: 'authority-service',
    },
  },
  envelope: {
    'bid-envelope': {
      id: 'env-bid-001',
      scope: { proposal_type: 'BID', timescales: ['DAY_AHEAD'], resource_set: 'pool-hubei-01' },
      bounds: { price_deviation_pct: '5.0', max_energy_mwh: '1500.0' },
      validity: { from: T0, to: T2 },
      approval: { level: 'L2', approved_by: ['user-ops-lead', 'user-risk-officer'] },
      escalation: { max_consecutive_deviations: 3, deviation_threshold_pct: '10.0' },
      status: 'ACTIVE',
    },
  },
  flexibility_envelope: {
    'da-aggregation-unit': {
      id: 'flex-001',
      provider: { unit_id: 'agg-unit-wuhan-01', level: 'AGGREGATION_UNIT' },
      market_date: DATE,
      up_mw: curve('8.5'),
      down_mw: curve('6.0'),
      valid_until: T2,
      schema_version: '1.0.0',
      signature: null,
    },
  },
  position_update: {
    'award-da': {
      id: 'pos-001',
      timescale: 'DAY_AHEAD',
      period: DATE,
      kind: 'AWARD',
      energy_mwh: '1180.0',
      curve: curve('12.3'),
      source_ref: REF_B,
      expected_version: 42,
    },
  },
  ledger_view: {
    basic: {
      version: 43,
      entries: [
        {
          id: 'pos-000',
          timescale: 'MONTHLY',
          period: '2026-03',
          kind: 'CONTRACT',
          energy_mwh: '36000.0',
          curve: null,
          source_ref: 'contract-2026-03-001',
          recorded_at: T0,
        },
      ],
    },
  },
  forecast_bundle: {
    'load-da': {
      id: 'fc-001',
      kind: 'LOAD',
      market_date: DATE,
      unit: 'mw',
      quantiles: { p10: curve('40.1'), p50: curve('45.7'), p90: curve('52.3') },
      model: { name: 'load-forecast', version: '1.2.0' },
      features_snapshot_ref: REF_A,
      generated_at: T0,
    },
  },
  forecast_request: {
    'price-da': {
      kind: 'PRICE',
      market_date: DATE,
      unit: 'yuan_per_mwh',
      history: [curve('398.20', '2026-03-13'), curve('410.75', '2026-03-14')],
      exogenous: {},
      features_snapshot_ref: REF_A,
    },
  },
  bid_optimization_request: {
    'da-basic': {
      market_date: DATE,
      price_forecast: {
        id: 'fc-price-001',
        kind: 'PRICE',
        market_date: DATE,
        unit: 'yuan_per_mwh',
        quantiles: { p10: curve('360.00'), p50: curve('425.50'), p90: curve('490.00') },
        model: { name: 'price-forecast', version: '1.0.0' },
        features_snapshot_ref: REF_A,
        generated_at: T0,
      },
      adjustable_capacity_mw: curve('60.0'),
      position_bounds: {
        ledger_version: 42,
        daily_energy_min_mwh: '1140.0',
        daily_energy_max_mwh: '1260.0',
      },
      risk: {
        risk_aversion: '0.3',
        commitment_buffer_k: '0.9',
        min_block_mwh: '1.0',
        marginal_cost_yuan_per_mwh: '0',
      },
    },
  },
  bid_optimization_result: {
    'da-basic': {
      market_date: DATE,
      prices_yuan_per_mwh: curve('0.00'),
      quantities_mwh: curve('12.5'),
      daily_energy_mwh: '1200.0',
      expected_revenue_yuan: '510600.00',
      revenue_distribution_yuan: { p10: '432000.00', p50: '510600.00', p90: '588000.00' },
      position_bounds: {
        ledger_version: 42,
        daily_energy_min_mwh: '1140.0',
        daily_energy_max_mwh: '1260.0',
      },
      solver: {
        name: 'highs',
        version: '1.7.0',
        status: 'OPTIMAL',
        objective_value: '487020.00',
        wall_time_ms: 12,
      },
      binding_constraints: ['daily_energy_max'],
      skill_version: '1.0.0',
    },
  },
  report_request: {
    'da-bid-summary': {
      kind: 'DAY_AHEAD_BID_SUMMARY',
      market_date: DATE,
      sources: [
        {
          tool_call_id: 'tc-001',
          tool: 'bid-optimization-milp',
          version: '1.0.0',
          output: { expected_revenue_yuan: '510600.00', daily_energy_mwh: '1200.0' },
        },
      ],
    },
  },
  skill_report: {
    'da-bid-summary': {
      id: 'rep-001',
      kind: 'DAY_AHEAD_BID_SUMMARY',
      market_date: DATE,
      sections: [
        {
          title: 'Bid summary',
          metrics: [
            {
              name: 'expected_revenue',
              value: '510600.00',
              unit: 'yuan',
              ref: { tool_call_id: 'tc-001', path: 'expected_revenue_yuan' },
            },
          ],
          notes: ['all figures reference solver output tc-001'],
        },
      ],
      skill_version: '1.0.0',
      generated_at: T1,
    },
  },
  validation_result: {
    pass: {
      proposal_digest: REF_B,
      policy_pack: { id: 'hubei-spot-bidding', version: '2026.03' },
      ok: true,
      violations: [],
      rules_evaluated: ['bid-format', 'price-limits', 'ledger-consistency', 'lineage-integrity'],
      checked_at: T1,
    },
    'reject-price': {
      proposal_digest: REF_B,
      policy_pack: { id: 'hubei-spot-bidding', version: '2026.03' },
      ok: false,
      violations: [{ rule_id: 'price-limits', severity: 'REJECT', message: 'price 1500.00 above cap' }],
      rules_evaluated: ['bid-format', 'price-limits'],
      checked_at: T1,
    },
  },
  simulation_result: {
    'revenue-ok': {
      proposal_digest: REF_B,
      kind: 'REVENUE_SCENARIOS',
      alert: false,
      alerts: [],
      metrics: { revenue_p05_yuan: '410200.00', revenue_p50_yuan: '510600.00', worst_loss_yuan: '0.00' },
      scenario_count: 1000,
      simulator: { name: 'revenue-scenarios', version: '1.0.0', seed: 20260315 },
      simulated_at: T1,
    },
  },
  envelope_match: {
    within: {
      proposal_digest: REF_B,
      within: true,
      envelope_id: 'env-bid-001',
      required_level: 'L1',
      reasons: [],
      checked_at: T1,
    },
    outside: {
      proposal_digest: REF_B,
      within: false,
      envelope_id: null,
      required_level: 'L2',
      reasons: ['no ACTIVE envelope covers BID/DAY_AHEAD for pool-hubei-01'],
      checked_at: T1,
    },
  },
  stale_denial: {
    'ledger-moved': {
      proposal_digest: REF_B,
      reasons: ['ledger version 42 at approval, now 43'],
      checked_at: T2,
    },
  },
  execution_receipt: {
    'file-export': {
      receipt_id: 'rcpt-001',
      proposal_digest: REF_B,
      permit_id: 'permit-001',
      channel: 'FILE_EXPORT',
      idempotency_key: `${REF_B}:permit-001`,
      artifact_ref: 'exports/bid-2026-03-15-prop-001.json',
      accepted_at: T1,
    },
  },
  bid_proposal_draft: {
    basic: {
      market_date: DATE,
      prices_ref: { tool_call_id: 'tc-001', path: 'prices_yuan_per_mwh' },
      quantities_ref: { tool_call_id: 'tc-001', path: 'quantities_mwh' },
      expected_revenue_ref: { tool_call_id: 'tc-001', path: 'expected_revenue_yuan' },
      rationale: 'Evening peak priced above P50; allocate bounded energy to 18:00–20:00.',
    },
  },
  router_decision: {
    'day-ahead-bid': {
      workflow_id: 'day-ahead-bid',
      params: { market_date: DATE },
      confidence: 'HIGH',
    },
  },
  bid_export_file: {
    basic: {
      format_version: '1.0.0',
      proposal_id: 'prop-001',
      proposal_digest: REF_B,
      permit_id: 'permit-001',
      proposal_type: 'BID',
      market_date: DATE,
      prices_yuan_per_mwh: curve('0.00'),
      quantities_mwh: curve('12.5'),
      exported_at: T1,
    },
  },
  situation_report: {
    'normal-day': {
      id: 'sit-001',
      market_date: DATE,
      risk_level: 'LOW',
      findings: [
        { kind: 'TREND', summary: 'mild temperatures, load near seasonal norm', refs: [REF_A] },
      ],
      forecast_refs: ['fc-001'],
      generated_at: T0,
    },
  },
  resource_profile: {
    storage: {
      resource_id: 'res-storage-01',
      name: 'Wuhan industrial park storage #1',
      type: 'STORAGE',
      rated_power_mw: '10.0',
      certified_adjustable_mw: '8.0',
      confidence: '0.92',
      reliability_score: '0.88',
      constraints: { min_duration_min: 60, recovery_rate_mw_per_min: '0.5' },
      evidence_refs: [REF_C],
      updated_at: T0,
    },
  },
  decision_case: {
    'da-bid': {
      id: 'case-001',
      kind: 'DAY_AHEAD_BID',
      objective: 'Complete day-ahead bid for 2026-03-15',
      owner: 'user-trader-01',
      deadline: '2026-03-14T10:00:00Z',
      status: 'AWAITING_APPROVAL',
      refs: {
        evidence: ['sit-001', 'fc-001'],
        proposals: ['prop-001'],
        approvals: [],
        permits: [],
        scenarios: [],
        outcome: null,
      },
      opened_at: T0,
      closed_at: null,
    },
  },
  event_envelope: {
    'situation-published': {
      event_id: 'evt-001',
      event_type: 'SituationReportPublished',
      schema_version: '1.0.0',
      occurred_at: T0,
      causation_id: 'task-001',
      correlation_id: 'case-001',
      payload: { situation_report_id: 'sit-001' },
    },
  },
}

// Each invalid case breaks exactly one rule and must fail on both sides.
const invalid: Record<string, Record<string, unknown>> = {
  proposal: {
    // money as JSON float — the forbidden representation (docs/11 §3.3)
    'bid-float-money': structuredClone(valid['proposal']!['bid-basic']!),
  },
  approval: {
    // digest not sha256 hex
    'bad-digest': { ...(valid['approval']!['approve'] as object), proposal_digest: 'not-a-digest' },
  },
  skill_report: {
    // a metric without a lineage reference — the one thing a report may never contain (I1)
    'metric-without-ref': (() => {
      const o = structuredClone(valid['skill_report']!['da-bid-summary']) as any
      delete o.sections[0].metrics[0].ref
      return o
    })(),
  },
  bid_optimization_result: {
    // solver status outside the enum
    'bad-solver-status': (() => {
      const o = structuredClone(valid['bid_optimization_result']!['da-basic']) as any
      o.solver.status = 'SOLVED'
      return o
    })(),
  },
  bid_proposal_draft: {
    // a literal number where only a lineage reference is allowed (I1/P2)
    'literal-number': {
      market_date: DATE,
      prices_ref: { tool_call_id: 'tc-001', path: 'prices_yuan_per_mwh' },
      quantities_ref: { tool_call_id: 'tc-001', path: 'quantities_mwh' },
      expected_revenue_ref: '510600.00',
      rationale: 'x',
    },
  },
  router_decision: {
    // a workflow id that is not a registered template
    'unknown-template': { workflow_id: 'transfer-funds', params: { market_date: DATE }, confidence: 'HIGH' },
  },
  position_update: {
    // missing optimistic-concurrency field
    'missing-version': (() => {
      const o = structuredClone(valid['position_update']!['award-da']) as Record<string, unknown>
      delete o['expected_version']
      return o
    })(),
  },
}
;(invalid['proposal']!['bid-float-money'] as any).payload.expected_revenue_yuan = 510600.0

const write = (dir: string, sets: Record<string, Record<string, unknown>>) => {
  for (const [name, cases] of Object.entries(sets)) {
    mkdirSync(`${root}${dir}/${name}`, { recursive: true })
    for (const [caseName, obj] of Object.entries(cases)) {
      writeFileSync(`${root}${dir}/${name}/${caseName}.json`, JSON.stringify(obj, null, 2) + '\n')
    }
  }
}

write('fixtures', valid)
write('fixtures-invalid', invalid)
console.log('fixtures written')