package control

import (
	"context"
	"testing"
)

func TestSetNodeEnabled(t *testing.T) {
	t.Parallel()

	node := Node{ID: "nl-01", Enabled: true}
	disabled := SetNodeEnabled(node, false)
	if disabled.Enabled {
		t.Fatal("expected node to be disabled")
	}
	if node.Enabled != true {
		t.Fatal("expected original node to stay unchanged")
	}
}

func TestRotateNodeSecrets(t *testing.T) {
	t.Parallel()

	node := Node{
		ID: "nl-01",
		Protocols: []ProtocolProfile{
			{Type: "vless", Enabled: true, Port: 443, Auth: &AuthProfile{UUID: "old-vless"}},
			{Type: "vmess", Enabled: true, Port: 8444, Auth: &AuthProfile{UUID: "old-vmess"}},
			{Type: "shadowsocks", Enabled: true, Port: 8443, Auth: &AuthProfile{Method: "2022-blake3-aes-128-gcm", Password: "old-ss"}},
			{Type: "hysteria2", Enabled: true, Port: 9443, Auth: &AuthProfile{Password: "old-hy2"}, Extra: map[string]any{"obfs_password": "old-obfs"}},
		},
	}

	rotated, err := RotateNodeSecrets(node)
	if err != nil {
		t.Fatalf("RotateNodeSecrets() error = %v", err)
	}

	if rotated.Protocols[0].Auth.UUID == "old-vless" || rotated.Protocols[0].Auth.UUID == "" {
		t.Fatal("expected rotated vless uuid")
	}
	if rotated.Protocols[1].Auth.UUID == "old-vmess" || rotated.Protocols[1].Auth.UUID == "" {
		t.Fatal("expected rotated vmess uuid")
	}
	if rotated.Protocols[2].Auth.Password == "old-ss" || rotated.Protocols[2].Auth.Password == "" {
		t.Fatal("expected rotated shadowsocks password")
	}
	if rotated.Protocols[3].Auth.Password == "old-hy2" || rotated.Protocols[3].Auth.Password == "" {
		t.Fatal("expected rotated hysteria2 password")
	}
	if rotated.Protocols[3].Extra["obfs_password"] == "old-obfs" || rotated.Protocols[3].Extra["obfs_password"] == "" {
		t.Fatal("expected rotated hysteria2 obfs password")
	}
}

func TestAddSocks5Protocol(t *testing.T) {
	t.Parallel()

	node, err := AddSocks5Protocol(Node{
		ID: "nl-01",
		Protocols: []ProtocolProfile{
			{Type: "vless-reality", Enabled: true, Port: 443},
			{Type: "hysteria2", Enabled: true, Port: 443},
		},
	}, 54101)
	if err != nil {
		t.Fatalf("AddSocks5Protocol() error = %v", err)
	}
	if len(node.Protocols) != 3 {
		t.Fatalf("expected 3 protocols, got %d", len(node.Protocols))
	}
	last := node.Protocols[len(node.Protocols)-1]
	if last.Type != "socks5" || last.Port != 54101 || !last.Enabled {
		t.Fatalf("unexpected socks5 protocol: %+v", last)
	}
}

func TestRepairReinstallNode(t *testing.T) {
	t.Parallel()

	state, err := RepairReinstallNode(context.Background(), fakeRunner{}, Node{
		ID:      "nl-01",
		Name:    "NL 01",
		Region:  "nl",
		Host:    "203.0.113.10",
		Domain:  "nl-01.example.com",
		Enabled: true,
		SSH:     SSHConfig{User: "root", Port: 22, Auth: "key", IdentityFile: "~/.ssh/id_ed25519"},
		Protocols: []ProtocolProfile{
			{Type: "vless", Enabled: true, Port: 443, TLS: &TLSProfile{Enabled: true, ServerName: "nl-01.example.com"}, Auth: &AuthProfile{UUID: "11111111-1111-1111-1111-111111111111"}, Extra: map[string]any{"path": "/ws"}},
		},
	}, t.TempDir())
	if err != nil {
		t.Fatalf("RepairReinstallNode() error = %v", err)
	}
	if state == nil {
		t.Fatal("expected state")
	}
	if state.BootstrapStatus != "healthy" {
		t.Fatalf("BootstrapStatus = %q, want healthy", state.BootstrapStatus)
	}
	if got := state.Metadata["lifecycle_action"]; got != "repair_reinstall" {
		t.Fatalf("lifecycle_action = %v, want repair_reinstall", got)
	}
}

func TestCleanReinstallNode(t *testing.T) {
	t.Parallel()

	state, err := CleanReinstallNode(context.Background(), fakeRunner{}, Node{
		ID:      "nl-01",
		Name:    "NL 01",
		Region:  "nl",
		Host:    "203.0.113.10",
		Domain:  "nl-01.example.com",
		Enabled: true,
		SSH:     SSHConfig{User: "root", Port: 22, Auth: "key", IdentityFile: "~/.ssh/id_ed25519"},
		Protocols: []ProtocolProfile{
			{Type: "vless", Enabled: true, Port: 443, TLS: &TLSProfile{Enabled: true, ServerName: "nl-01.example.com"}, Auth: &AuthProfile{UUID: "11111111-1111-1111-1111-111111111111"}, Extra: map[string]any{"path": "/ws"}},
		},
	}, t.TempDir())
	if err != nil {
		t.Fatalf("CleanReinstallNode() error = %v", err)
	}
	if state == nil {
		t.Fatal("expected state")
	}
	if state.BootstrapStatus != "healthy" {
		t.Fatalf("BootstrapStatus = %q, want healthy", state.BootstrapStatus)
	}
	if got := state.Metadata["lifecycle_action"]; got != "clean_reinstall" {
		t.Fatalf("lifecycle_action = %v, want clean_reinstall", got)
	}
}

func TestParsePreflightInspectOutput(t *testing.T) {
	t.Parallel()

	data := ParsePreflightInspectOutput("OS_ID=ubuntu\nMANAGED=1\nTCP_443=0\n")
	if data["OS_ID"] != "ubuntu" {
		t.Fatalf("OS_ID = %q, want ubuntu", data["OS_ID"])
	}
	if data["MANAGED"] != "1" {
		t.Fatalf("MANAGED = %q, want 1", data["MANAGED"])
	}
	if data["TCP_443"] != "0" {
		t.Fatalf("TCP_443 = %q, want 0", data["TCP_443"])
	}
}