import type { TuningSession } from '../src/training/types';
const objectives = {
  velocity_tracking: 0.35,
  action_smoothness: 0.2,
  posture_stability: 0.15,
  fall_avoidance: 0.15,
  foot_slip: 0.1,
  energy: 0.05,
};

export function tuningFixture(): TuningSession {
  const baseConfig = { weights: { pose: 1 }, params: {} };
  const resultConfig = { weights: { pose: 1.1 }, params: {} };
  return {
    id: 'a'.repeat(32),
    state: 'awaiting_approval',
    mode: 'approval',
    createdAt: '2026-01-01T00:00:00Z',
    updatedAt: '2026-01-01T00:02:00Z',
    config: {
      taskId: 'Unitree-Go2-Flat',
      mode: 'approval',
      runName: '界面验收会话',
      numEnvs: 16,
      seed: 42,
      gpuIds: [0],
      trialCount: 2,
      initialIterations: 300,
      middleIterations: 900,
      finalIterations: 2000,
      evalNumEnvs: 8,
      evalSteps: 10,
      objectiveWeights: objectives,
      fallbackEnabled: false,
      rungs: [300, 900, 2000],
      promote: [2, 2, 2],
    },
    objectiveWeights: objectives,
    message: 'paused',
    bestTrialId: '2'.repeat(32),
    consecutiveNoImprove: 0,
    fallbackEnabled: false,
    trials: [
      {
        id: '1'.repeat(32),
        sessionId: 'a'.repeat(32),
        number: 0,
        state: 'completed',
        rung: 0,
        targetIterations: 300,
        rewardConfig: baseConfig,
        score: 0,
        eligible: true,
        createdAt: '2026-01-01T00:00:00Z',
        message: 'done',
      },
      {
        id: '2'.repeat(32),
        sessionId: 'a'.repeat(32),
        number: 1,
        state: 'completed',
        rung: 0,
        targetIterations: 300,
        rewardConfig: resultConfig,
        proposalId: '3'.repeat(32),
        score: 0.12,
        eligible: true,
        evaluation: {
          metrics: { linear_velocity_rmse: 0.2 },
          score: { score: 0.12, eligible: true, components: { velocity_tracking: 0.2 } },
        },
        createdAt: '2026-01-01T00:01:00Z',
        message: 'done',
      },
    ],
    proposals: [
      {
        id: '3'.repeat(32),
        sessionId: 'a'.repeat(32),
        baseTrialId: '1'.repeat(32),
        state: 'pending',
        source: 'agent',
        patch: { weights: { pose: 1.1 }, params: {} },
        rationale: '提高姿态奖励以降低躯干倾角。',
        expectedImpact: { posture_stability: '姿态误差预计下降 8%' },
        confidence: 0.82,
        createdAt: '2026-01-01T00:00:30Z',
      },
    ],
    audit: [],
    control: {
      runPolicy: 'step',
      dispatchTokens: 0,
      constraintsRevision: 0,
      constraints: {},
      effectiveAfterCurrent: false,
    },
  };
}