package bootstrap

import (
	"encoding/base64"
	"encoding/json"
	"errors"
	"net/http"
	"net/http/httptest"
	"os"
	"os/exec"
	"path/filepath"
	"strings"
	"testing"
	"time"

	"github.com/Pingu-Studio/MaidnCLI/internal/cloudflare"
	"github.com/Pingu-Studio/MaidnCLI/internal/config"
	"github.com/Pingu-Studio/MaidnCLI/internal/forgejo"
	"github.com/Pingu-Studio/MaidnCLI/internal/openbao"
	"gopkg.in/yaml.v3"
)

func TestRenderCiliumConfig(t *testing.T) {
	dir := t.TempDir()
	path := filepath.Join(dir, "values.yaml")
	if err := os.WriteFile(path, []byte("host: ${CILIUM_K8S_SERVICE_HOST}\ninterface: ${CILIUM_TRAFFIC_INTERFACE}\nstart: ${CILIUM_LB_START}\nend: ${CILIUM_LB_END}\n"), 0644); err != nil {
		t.Fatal(err)
	}
	cfg := config.Config{Talos: config.TalosConfig{KubeconfigEndpoint: "192.168.45.3"}, Cilium: config.CiliumConfig{TrafficInterface: "eth1", LoadBalancerStart: "192.168.45.19", LoadBalancerEnd: "192.168.45.30"}}
	if err := renderCiliumConfig(dir, cfg); err != nil {
		t.Fatal(err)
	}
	content, err := os.ReadFile(path)
	if err != nil {
		t.Fatal(err)
	}
	if strings.Contains(string(content), "${") || !strings.Contains(string(content), "192.168.45.30") {
		t.Fatalf("Cilium configuration was not rendered: %s", content)
	}
}

func TestRenderDeliveryConfig(t *testing.T) {
	dir := t.TempDir()
	path := filepath.Join(dir, "webhook.yaml")
	if err := os.WriteFile(path, []byte("host: ${WEBHOOK_HOSTNAME}\npath: ${WEBHOOK_PATH}\nproduction: ${PRODUCTION_BRANCH}\ncatalog: ${TEKTON_CATALOG_REPO_URL}\nref: ${TEKTON_CATALOG_REPO_REF}\n"), 0644); err != nil {
		t.Fatal(err)
	}
	cfg := config.Config{Git: config.GitConfig{BaseURL: "https://git.example.test", Owner: "user-org"}, Flux: config.FluxConfig{TektonCatalogRepo: "my-tekton-catalog"}, Delivery: config.DeliveryConfig{ProductionBranch: "production", WebhookHostname: "tekton.example.test", WebhookPath: "/hooks/forgejo"}, Templates: config.TemplateConfig{TektonCatalogRepoRef: "release"}}
	if err := renderDeliveryConfig(dir, cfg); err != nil {
		t.Fatal(err)
	}
	content, err := os.ReadFile(path)
	if err != nil {
		t.Fatal(err)
	}
	if strings.Contains(string(content), "${") || !strings.Contains(string(content), "/hooks/forgejo") || !strings.Contains(string(content), "production: production") || !strings.Contains(string(content), "https://git.example.test/user-org/my-tekton-catalog.git") || !strings.Contains(string(content), "ref: release") {
		t.Fatalf("delivery configuration was not rendered: %s", content)
	}
}

func TestGeneratedDeliveryIsGenericAndUsesSafePreviewCleanupContract(t *testing.T) {
	cfg := config.Config{
		Git:      config.GitConfig{BaseURL: "https://git.example.test", Owner: "platform"},
		Flux:     config.FluxConfig{Branch: "main", ManifestsRepo: "manifests"},
		Delivery: config.DeliveryConfig{AppName: "web-ui", AppRepoURL: "https://git.example.test/apps/web-ui.git", AppRepoRef: "main", ProductionBranch: "production", ImageRepository: "registry.example.test/apps/web-ui", BuildOutputDirectory: "dist/web-ui", BuildConfiguration: "production"},
	}
	content, err := renderAppDelivery(cfg)
	if err != nil {
		t.Fatal(err)
	}
	for _, expected := range []string{"maidn-node-static-image", "maidn-preview-orphan-reconciler", "valid_pr_number()", "valid_commit()", "values: [promotion]", "values: [\"production\"]", "cmp -s \"$expected_marker\" \"$marker\"", "values: [closed]"} {
		if !strings.Contains(string(content), expected) {
			t.Fatalf("generated delivery does not contain %q", expected)
		}
	}
	if strings.Contains(string(content), "easycsr") || strings.Contains(string(content), "test-org") || strings.Contains(string(content), "git rm -r") {
		t.Fatal("generated delivery contains a non-generic or unsafe literal")
	}
}

func TestGenerateAppDeliveryRequiresCompleteConfig(t *testing.T) {
	dir := t.TempDir()
	err := GenerateAppDelivery(dir, config.Config{Git: config.GitConfig{BaseURL: "https://git.example.test"}, Delivery: config.DeliveryConfig{AppName: "legacy-app"}})
	if err == nil || !strings.Contains(err.Error(), "delivery appName") {
		t.Fatalf("GenerateAppDelivery() error = %v, want incomplete delivery error", err)
	}
	if _, statErr := os.Stat(filepath.Join(dir, ".tekton")); !os.IsNotExist(statErr) {
		t.Fatal("GenerateAppDelivery() wrote delivery files before rejecting incomplete config")
	}
}

func TestWritePreviewDeliveryConfigIsTrustedAndNonSecret(t *testing.T) {
	dir := t.TempDir()
	if err := os.WriteFile(filepath.Join(dir, "kustomization.yaml"), []byte("resources:\n"), 0644); err != nil {
		t.Fatal(err)
	}
	cfg := config.Config{Git: config.GitConfig{BaseURL: "https://git.example.test", Owner: "platform", Token: "secret"}, Flux: config.FluxConfig{ManifestsRepo: "manifests", Branch: "main"}, Delivery: config.DeliveryConfig{AppName: "dynamic-app"}}
	if err := writePreviewDeliveryConfig(dir, cfg); err != nil {
		t.Fatal(err)
	}
	content, err := os.ReadFile(filepath.Join(dir, "maidn-preview-delivery-config.yaml"))
	if err != nil || !strings.Contains(string(content), "forgejo-origin: https://git.example.test") || strings.Contains(string(content), "forgejo-base-url") || !strings.Contains(string(content), "manifests-url: https://git.example.test/platform/manifests.git") || strings.Contains(string(content), "secret") || strings.Contains(string(content), "dynamic-app") {
		t.Fatalf("preview delivery config is not trusted and non-secret: %q, %v", content, err)
	}
}

func TestWritePreviewDeliveryConfigRejectsAmbiguousKustomization(t *testing.T) {
	dir := t.TempDir()
	if err := os.WriteFile(filepath.Join(dir, "kustomization.yaml"), []byte("apiVersion: kustomize.config.k8s.io/v1beta1\nkind: Kustomization\n"), 0644); err != nil {
		t.Fatal(err)
	}
	err := writePreviewDeliveryConfig(dir, config.Config{Git: config.GitConfig{BaseURL: "https://git.example.test", Owner: "platform"}, Flux: config.FluxConfig{ManifestsRepo: "manifests", Branch: "main"}})
	if err == nil || !strings.Contains(err.Error(), "must define resources") {
		t.Fatalf("ambiguous Tekton Kustomization was accepted: %v", err)
	}
}

func TestCopyAndRenderDeliveryBasesOverwritesExistingMigrationOutput(t *testing.T) {
	templateDir := t.TempDir()
	repoDir := t.TempDir()
	files := []struct {
		base, name, template, want string
	}{
		{"gateway", "route.yaml", "host: ${WEBHOOK_HOSTNAME}\npath: ${WEBHOOK_PATH}\n", "host: tekton.example.test\npath: /hooks/forgejo\n"},
		{"tekton", "catalog-source.yaml", "url: ${TEKTON_CATALOG_REPO_URL}\nref: ${TEKTON_CATALOG_REPO_REF}\n", "url: https://git.example.test/user-org/my-tekton-catalog.git\nref: release\n"},
		{"tekton-triggers", "trigger.yaml", "app: ${APP_NAME}\nrepo: ${APP_REPO_URL}\n", "app: demo\nrepo: https://git.example.test/demo.git\n"},
	}
	for _, file := range files {
		templatePath := filepath.Join(templateDir, "base", file.base, file.name)
		outputPath := filepath.Join(repoDir, "base", file.base, file.name)
		if err := os.MkdirAll(filepath.Dir(templatePath), 0755); err != nil {
			t.Fatal(err)
		}
		if err := os.MkdirAll(filepath.Dir(outputPath), 0755); err != nil {
			t.Fatal(err)
		}
		if err := os.WriteFile(templatePath, []byte(file.template), 0644); err != nil {
			t.Fatal(err)
		}
		if err := os.WriteFile(outputPath, []byte("stale: output\n"), 0644); err != nil {
			t.Fatal(err)
		}
	}
	if err := os.WriteFile(filepath.Join(templateDir, "base", "tekton", "kustomization.yaml"), []byte("resources:\n"), 0644); err != nil {
		t.Fatal(err)
	}
	customGatewayFile := filepath.Join(repoDir, "base", "gateway", "custom.yaml")
	if err := os.WriteFile(customGatewayFile, []byte("custom: route\n"), 0644); err != nil {
		t.Fatal(err)
	}

	cfg := config.Config{
		Git:       config.GitConfig{BaseURL: "https://git.example.test", Owner: "user-org"},
		Flux:      config.FluxConfig{TektonCatalogRepo: "my-tekton-catalog", ManifestsRepo: "manifests", Branch: "main"},
		Delivery:  config.DeliveryConfig{AppName: "demo", AppRepoURL: "https://git.example.test/demo.git", AppRepoRef: "main", ProductionBranch: "production", ImageRepository: "registry.example.test/demo", BuildOutputDirectory: "dist", BuildConfiguration: "production", WebhookHostname: "tekton.example.test", WebhookPath: "/hooks/forgejo"},
		Templates: config.TemplateConfig{TektonCatalogRepoRef: "release"},
	}
	if err := copyAndRenderDeliveryBases(templateDir, repoDir, cfg); err != nil {
		t.Fatal(err)
	}
	for _, file := range files {
		content, err := os.ReadFile(filepath.Join(repoDir, "base", file.base, file.name))
		if err != nil || string(content) != file.want {
			t.Fatalf("%s was not copied and rendered: %q, %v", file.base, content, err)
		}
	}
	content, err := os.ReadFile(customGatewayFile)
	if err != nil || string(content) != "custom: route\n" {
		t.Fatalf("custom gateway file was not preserved: %q, %v", content, err)
	}
}

func TestCopyTemplateBaseComponentsRefreshesCNPGAndPreservesGeneratedSecrets(t *testing.T) {
	templateDir := t.TempDir()
	repoDir := t.TempDir()
	for _, component := range templateBaseComponents {
		if err := os.MkdirAll(filepath.Join(templateDir, "base", component), 0755); err != nil {
			t.Fatal(err)
		}
	}
	cnpgSource := filepath.Join(templateDir, "base", "cnpg", "kustomization.yaml")
	cnpgDestination := filepath.Join(repoDir, "base", "cnpg", "kustomization.yaml")
	if err := os.WriteFile(cnpgSource, []byte("resources:\n  - operator-kustomization.yaml\n  - infrastructure-kustomization.yaml\n"), 0644); err != nil {
		t.Fatal(err)
	}
	if err := os.MkdirAll(filepath.Dir(cnpgDestination), 0755); err != nil {
		t.Fatal(err)
	}
	if err := os.WriteFile(cnpgDestination, []byte("resources:\n  - release.yaml\n  - infrastructure-postgres.yaml\n"), 0644); err != nil {
		t.Fatal(err)
	}
	cloudflareSource := filepath.Join(templateDir, "base", "cloudflare-tunnel", "deployment.yaml")
	cloudflareDestination := filepath.Join(repoDir, "base", "cloudflare-tunnel", "deployment.yaml")
	if err := os.WriteFile(cloudflareSource, []byte("command: cloudflared\n"), 0644); err != nil {
		t.Fatal(err)
	}
	if err := os.MkdirAll(filepath.Dir(cloudflareDestination), 0755); err != nil {
		t.Fatal(err)
	}
	if err := os.WriteFile(cloudflareDestination, []byte("command: stale\n"), 0644); err != nil {
		t.Fatal(err)
	}
	operatorSource := filepath.Join(templateDir, "base", "cnpg", "operator", "kustomization.yaml")
	if err := os.MkdirAll(filepath.Dir(operatorSource), 0755); err != nil {
		t.Fatal(err)
	}
	if err := os.WriteFile(operatorSource, []byte("resources:\n  - release.yaml\n"), 0644); err != nil {
		t.Fatal(err)
	}
	for _, file := range []string{"democratic-csi/secret.sops.yaml", "openbao/unseal.sops.yaml"} {
		if err := os.WriteFile(filepath.Join(templateDir, "base", file), []byte("sops: template\n"), 0600); err != nil {
			t.Fatal(err)
		}
		destination := filepath.Join(repoDir, "base", file)
		if err := os.MkdirAll(filepath.Dir(destination), 0755); err != nil {
			t.Fatal(err)
		}
		if err := os.WriteFile(destination, []byte("sops: generated\n"), 0600); err != nil {
			t.Fatal(err)
		}
	}

	if err := copyTemplateBaseComponents(templateDir, repoDir, true); err != nil {
		t.Fatal(err)
	}
	content, err := os.ReadFile(cnpgDestination)
	if err != nil || string(content) != "resources:\n  - operator-kustomization.yaml\n  - infrastructure-kustomization.yaml\n" {
		t.Fatalf("CNPG Kustomization was not refreshed: %q, %v", content, err)
	}
	content, err = os.ReadFile(filepath.Join(repoDir, "base", "cnpg", "operator", "kustomization.yaml"))
	if err != nil || string(content) != "resources:\n  - release.yaml\n" {
		t.Fatalf("CNPG operator child was not copied: %q, %v", content, err)
	}
	content, err = os.ReadFile(cloudflareDestination)
	if err != nil || string(content) != "command: cloudflared\n" {
		t.Fatalf("Cloudflare Tunnel deployment was not refreshed: %q, %v", content, err)
	}
	for _, file := range []string{"democratic-csi/secret.sops.yaml", "openbao/unseal.sops.yaml"} {
		content, err := os.ReadFile(filepath.Join(repoDir, "base", file))
		if err != nil || string(content) != "sops: generated\n" {
			t.Fatalf("generated SOPS file %q was overwritten: %q, %v", file, content, err)
		}
	}
}

func TestCopyAndRenderCiliumBasesRefreshesTemplateWithoutLeavingPlaceholders(t *testing.T) {
	templateDir := t.TempDir()
	repoDir := t.TempDir()
	files := map[string]string{
		"cilium/release.yaml":                   "apiVersion: helm.toolkit.fluxcd.io/v2\nkind: HelmRelease\nspec:\n  values:\n    ipam:\n      mode: kubernetes\n",
		"cilium-config/load-balancer-pool.yaml": "start: ${CILIUM_LB_START}\nstop: ${CILIUM_LB_END}\n",
		"cilium-config/l2-policy.yaml":          "interface: ${CILIUM_TRAFFIC_INTERFACE}\n",
	}
	for name, content := range files {
		path := filepath.Join(templateDir, "base", name)
		if err := os.MkdirAll(filepath.Dir(path), 0755); err != nil {
			t.Fatal(err)
		}
		if err := os.WriteFile(path, []byte(content), 0644); err != nil {
			t.Fatal(err)
		}
	}
	for _, base := range []string{"cilium", "cilium-config"} {
		if err := os.MkdirAll(filepath.Join(repoDir, "base", base), 0755); err != nil {
			t.Fatal(err)
		}
	}
	stale := filepath.Join(repoDir, "base", "cilium-config", "load-balancer-pool.yaml")
	if err := os.WriteFile(stale, []byte("start: stale\n"), 0644); err != nil {
		t.Fatal(err)
	}

	cfg := config.Config{Flux: config.FluxConfig{ClusterDomain: "dev02.nid3.com"}, Cilium: config.CiliumConfig{TrafficInterface: "eth1", LoadBalancerStart: "192.168.45.19", LoadBalancerEnd: "192.168.45.30"}}
	if err := copyAndRenderCiliumBases(templateDir, repoDir, cfg); err != nil {
		t.Fatal(err)
	}
	for name, want := range map[string]string{
		"cilium-config/load-balancer-pool.yaml": "start: 192.168.45.19\nstop: 192.168.45.30\n",
		"cilium-config/l2-policy.yaml":          "interface: eth1\n",
	} {
		content, err := os.ReadFile(filepath.Join(repoDir, "base", name))
		if err != nil || string(content) != want {
			t.Fatalf("Cilium file %q was not refreshed and rendered: %q, %v", name, content, err)
		}
	}
	release, err := os.ReadFile(filepath.Join(repoDir, "base", "cilium", "release.yaml"))
	if err != nil || !strings.Contains(string(release), "clusterDomain: dev02.nid3.com") || strings.Contains(string(release), "cluster.local") {
		t.Fatalf("Cilium Hubble peer service domain was not rendered: %q, %v", release, err)
	}
}

func TestRenderDemocraticCSISecret(t *testing.T) {
	secret, err := renderDemocraticCSISecret(config.DemocraticCSIConfig{TrueNASAPIKey: "api-key", TrueNASHost: "truenas.example.test", TargetPortal: "truenas.example.test:3260", ShareHost: "truenas.example.test", DatasetParentNFS: "pool/kubernetes/nfs/v", DatasetSnapshotsNFS: "pool/kubernetes/nfs/s", AllowedNetworks: "192.168.45.0/24", NameSuffix: "-test", PortalGroup: "1", InitiatorGroup: "1"})
	if err != nil {
		t.Fatal(err)
	}
	if !strings.Contains(string(secret), "name: democratic-csi-secrets") || !strings.Contains(string(secret), "labels:\n        reconcile.fluxcd.io/watch: Enabled") || !strings.Contains(string(secret), "dataset-parent-nfs: pool/kubernetes/nfs/v") {
		t.Fatalf("Democratic CSI secret was not rendered: %s", secret)
	}
}

func TestWriteDemocraticCSISecretEncryptsValues(t *testing.T) {
	if _, err := exec.LookPath("age-keygen"); err != nil {
		t.Skip("age-keygen is required for bootstrap encryption")
	}
	if _, err := exec.LookPath("sops"); err != nil {
		t.Skip("sops is required for bootstrap encryption")
	}
	dir := t.TempDir()
	identity := filepath.Join(dir, "age-key.txt")
	if err := exec.Command("age-keygen", "-o", identity).Run(); err != nil {
		t.Fatal(err)
	}
	secretPath := filepath.Join(dir, "secret.sops.yaml")
	csi := config.DemocraticCSIConfig{TrueNASAPIKey: "test-api-key", TrueNASHost: "truenas.example.test", TargetPortal: "truenas.example.test:3260", ShareHost: "truenas.example.test", DatasetParentNFS: "pool/kubernetes/nfs/v", DatasetSnapshotsNFS: "pool/kubernetes/nfs/s", AllowedNetworks: "192.168.45.0/24", NameSuffix: "-test", PortalGroup: "1", InitiatorGroup: "1"}
	if err := writeDemocraticCSISecret(secretPath, csi, identity); err != nil {
		t.Fatal(err)
	}
	encrypted, err := os.ReadFile(secretPath)
	if err != nil {
		t.Fatal(err)
	}
	if strings.Contains(string(encrypted), csi.TrueNASAPIKey) || !strings.Contains(string(encrypted), "sops:") {
		t.Fatal("Democratic CSI secret was not SOPS encrypted")
	}
	if err := writeDemocraticCSISecret(secretPath, csi, identity); err != nil {
		t.Fatal(err)
	}
	unchanged, err := os.ReadFile(secretPath)
	if err != nil {
		t.Fatal(err)
	}
	if string(encrypted) != string(unchanged) {
		t.Fatal("Democratic CSI secret was re-encrypted without a configuration change")
	}
}

func TestWriteOpenBaoUnsealSecretRendersRecoveryMaterial(t *testing.T) {
	originalRead := readOpenBaoRecovery
	originalWrite := writeGeneratedSOPS
	t.Cleanup(func() {
		readOpenBaoRecovery = originalRead
		writeGeneratedSOPS = originalWrite
	})
	readOpenBaoRecovery = func(identityPath, bundlePath string) (openbao.RecoveryMaterial, error) {
		if identityPath != "recovery-identity" || bundlePath != "recovery-bundle" {
			t.Fatal("OpenBao recovery paths were not passed to the decryption boundary")
		}
		return openbao.RecoveryMaterial{RootToken: "test-root", UnsealThreshold: 2, UnsealKeysB64: []string{"test-share-1", "test-share-2", "test-share-3"}}, nil
	}
	var rendered []byte
	writeGeneratedSOPS = func(path, ageKeyPath string, plaintext []byte) error {
		if ageKeyPath != "flux-age-identity" {
			t.Fatal("OpenBao unseal secret used the wrong Flux age identity")
		}
		rendered = append([]byte(nil), plaintext...)
		return os.WriteFile(path, []byte("sops: {}\n"), 0600)
	}

	if err := writeOpenBaoUnsealSecret(filepath.Join(t.TempDir(), "unseal.sops.yaml"), "recovery-identity", "recovery-bundle", "flux-age-identity"); err != nil {
		t.Fatal(err)
	}
	var secret struct {
		Metadata   map[string]string `yaml:"metadata"`
		StringData map[string]string `yaml:"stringData"`
	}
	if err := yaml.Unmarshal(rendered, &secret); err != nil || secret.Metadata["name"] != "openbao-unseal" || secret.Metadata["namespace"] != "openbao" || len(secret.StringData) != 4 || secret.StringData["root-token"] == "" || secret.StringData["unseal-3"] == "" {
		t.Fatal("OpenBao unseal Secret was not rendered")
	}
}

func TestWriteOpenBaoUnsealSecretIsIdempotent(t *testing.T) {
	originalRead := readOpenBaoRecovery
	originalDecrypt := decryptGeneratedSOPS
	originalWrite := writeGeneratedSOPS
	t.Cleanup(func() {
		readOpenBaoRecovery = originalRead
		decryptGeneratedSOPS = originalDecrypt
		writeGeneratedSOPS = originalWrite
	})
	material := openbao.RecoveryMaterial{RootToken: "test-root", UnsealThreshold: 2, UnsealKeysB64: []string{"test-share-1", "test-share-2"}}
	plaintext, err := renderOpenBaoUnsealSecret(material)
	if err != nil {
		t.Fatal(err)
	}
	readOpenBaoRecovery = func(string, string) (openbao.RecoveryMaterial, error) { return material, nil }
	decryptGeneratedSOPS = func(string, string) ([]byte, error) { return plaintext, nil }
	writes := 0
	writeGeneratedSOPS = func(string, string, []byte) error {
		writes++
		return nil
	}
	path := filepath.Join(t.TempDir(), "unseal.sops.yaml")
	if err := os.WriteFile(path, []byte("sops: {}\n"), 0600); err != nil {
		t.Fatal(err)
	}
	if err := writeOpenBaoUnsealSecret(path, "recovery-identity", "recovery-bundle", "flux-age-identity"); err != nil {
		t.Fatal(err)
	}
	if writes != 0 {
		t.Fatal("matching OpenBao unseal Secret was re-encrypted")
	}
}

func TestWriteOpenBaoUnsealSecretRejectsUnreadableExistingSecret(t *testing.T) {
	originalRead := readOpenBaoRecovery
	originalDecrypt := decryptGeneratedSOPS
	originalWrite := writeGeneratedSOPS
	t.Cleanup(func() {
		readOpenBaoRecovery = originalRead
		decryptGeneratedSOPS = originalDecrypt
		writeGeneratedSOPS = originalWrite
	})
	readOpenBaoRecovery = func(string, string) (openbao.RecoveryMaterial, error) {
		return openbao.RecoveryMaterial{RootToken: "test-root", UnsealThreshold: 1, UnsealKeysB64: []string{"test-share"}}, nil
	}
	decryptGeneratedSOPS = func(string, string) ([]byte, error) { return nil, errors.New("unavailable") }
	writes := 0
	writeGeneratedSOPS = func(string, string, []byte) error {
		writes++
		return nil
	}
	path := filepath.Join(t.TempDir(), "unseal.sops.yaml")
	if err := os.WriteFile(path, []byte("sops: {}\n"), 0600); err != nil {
		t.Fatal(err)
	}
	if err := writeOpenBaoUnsealSecret(path, "recovery-identity", "recovery-bundle", "flux-age-identity"); err == nil || writes != 0 {
		t.Fatal("unreadable OpenBao unseal Secret was overwritten")
	}
}

func TestEnsureOpenBaoUnsealKustomizationIsIdempotent(t *testing.T) {
	path := filepath.Join(t.TempDir(), "kustomization.yaml")
	if err := os.WriteFile(path, []byte("apiVersion: kustomize.config.k8s.io/v1beta1\nkind: Kustomization\nresources:\n  - namespace.yaml\n"), 0644); err != nil {
		t.Fatal(err)
	}
	if err := ensureOpenBaoUnsealKustomization(path); err != nil {
		t.Fatal(err)
	}
	first, err := os.ReadFile(path)
	if err != nil {
		t.Fatal(err)
	}
	if err := ensureOpenBaoUnsealKustomization(path); err != nil {
		t.Fatal(err)
	}
	second, err := os.ReadFile(path)
	if err != nil || !strings.Contains(string(first), "  - unseal.sops.yaml\n") || string(first) != string(second) {
		t.Fatal("OpenBao Kustomization was not updated idempotently")
	}
}

func TestNewWebhookAuthorization(t *testing.T) {
	authorization, err := NewWebhookAuthorization()
	if err != nil {
		t.Fatal(err)
	}
	if !strings.HasPrefix(authorization, "Bearer ") || len(authorization) <= len("Bearer ") {
		t.Fatalf("invalid webhook authorization")
	}
}

func TestForgejoRegistryDockerConfig(t *testing.T) {
	dockerConfig, err := ForgejoRegistryDockerConfig("registry.example.test/team/app", "registry-user", "registry-token")
	if err != nil {
		t.Fatal(err)
	}
	var document struct {
		Auths map[string]struct {
			Auth string `json:"auth"`
		} `json:"auths"`
	}
	if err := json.Unmarshal([]byte(dockerConfig), &document); err != nil {
		t.Fatal(err)
	}
	if document.Auths["registry.example.test"].Auth != base64.StdEncoding.EncodeToString([]byte("registry-user:registry-token")) {
		t.Fatal("Forgejo registry Docker config has the wrong credentials")
	}
}

func TestUpsertOperationalSecretPreservesExistingSecrets(t *testing.T) {
	if _, err := exec.LookPath("age-keygen"); err != nil {
		t.Skip("age-keygen is required for bootstrap encryption")
	}
	if _, err := exec.LookPath("sops"); err != nil {
		t.Skip("sops is required for bootstrap encryption")
	}
	dir := t.TempDir()
	identity := filepath.Join(dir, "age-key.txt")
	if err := exec.Command("age-keygen", "-o", identity).Run(); err != nil {
		t.Fatal(err)
	}
	path := filepath.Join(dir, "operational-secrets.sops.yaml")
	if err := WriteOperationalSecrets(path, identity, map[string]map[string]string{
		"cicd/forgejo":          {"token": "existing-token"},
		"platform/cloudflare":   {"api-token": "existing-api-token"},
		"cicd/forgejo-registry": {"dockerconfigjson": "old-config"},
	}); err != nil {
		t.Fatal(err)
	}
	if err := UpsertOperationalSecret(path, identity, "cicd/forgejo-registry", "dockerconfigjson", "new-config"); err != nil {
		t.Fatal(err)
	}
	encrypted, err := os.ReadFile(path)
	if err != nil {
		t.Fatal(err)
	}
	if strings.Contains(string(encrypted), "existing-token") || strings.Contains(string(encrypted), "new-config") || !strings.Contains(string(encrypted), "sops:") {
		t.Fatal("operational secret upsert was not SOPS encrypted")
	}
	secrets, err := ReadOperationalSecrets(path, identity)
	if err != nil {
		t.Fatal(err)
	}
	if secrets["cicd/forgejo"]["token"] != "existing-token" || secrets["platform/cloudflare"]["api-token"] != "existing-api-token" || secrets["cicd/forgejo-registry"]["dockerconfigjson"] != "new-config" {
		t.Fatal("operational secret upsert did not preserve unrelated secrets")
	}
}

func TestInitializeOpenBaoUsesGeneratedKubeconfig(t *testing.T) {
	original := initializeOpenBao
	defer func() { initializeOpenBao = original }()
	var kubeconfig string
	initializeOpenBao = func(path, recipient, identityPath, bundlePath, ageKeyPath, operationalSecretsPath string) (map[string]map[string]string, error) {
		kubeconfig = path
		if recipient != "recipient" || identityPath != "identity" || bundlePath != "bundle" || ageKeyPath != "age" || operationalSecretsPath != "secrets" {
			t.Fatal("InitializeOpenBao passed incorrect configured paths")
		}
		return nil, nil
	}
	cfg := config.Config{
		Git:   config.GitConfig{CloneParent: "checkout"},
		Talos: config.TalosConfig{RepoDirName: "talos", GeneratedDir: "generated"},
		SOPS:  config.SOPSConfig{RecoveryRecipient: "recipient", RecoveryIdentityPath: "identity", RecoveryBundlePath: "bundle", AgeKeyPath: "age", OperationalSecretsPath: "secrets"},
	}
	if err := InitializeOpenBao(cfg); err != nil {
		t.Fatal(err)
	}
	if kubeconfig != filepath.Join("checkout", "talos", "generated", "kubeconfig") {
		t.Fatal("InitializeOpenBao did not use the configured generated kubeconfig")
	}
	initializeOpenBao = func(string, string, string, string, string, string) (map[string]map[string]string, error) {
		return nil, errors.New("unavailable")
	}
	if err := InitializeOpenBao(cfg); err == nil {
		t.Fatal("InitializeOpenBao accepted a seeding error")
	}
}

func TestCopyDirSkipsGitDirectory(t *testing.T) {
	source := t.TempDir()
	destination := t.TempDir()
	if err := os.Mkdir(filepath.Join(source, ".git"), 0755); err != nil {
		t.Fatal(err)
	}
	if err := os.WriteFile(filepath.Join(source, ".git", "config"), []byte("private"), 0644); err != nil {
		t.Fatal(err)
	}
	if err := os.WriteFile(filepath.Join(source, "README.md"), []byte("template"), 0644); err != nil {
		t.Fatal(err)
	}
	if err := copyDir(source, destination, false); err != nil {
		t.Fatal(err)
	}
	if _, err := os.Stat(filepath.Join(destination, ".git")); !os.IsNotExist(err) {
		t.Fatal("copied template must not contain its Git metadata")
	}
	content, err := os.ReadFile(filepath.Join(destination, "README.md"))
	if err != nil || string(content) != "template" {
		t.Fatalf("template content was not copied: %q, %v", content, err)
	}
}

func TestCopyDirPreservesExistingDeploymentStateWithoutOverwrite(t *testing.T) {
	source := t.TempDir()
	destination := t.TempDir()
	for path, content := range map[string]string{
		"apps/production/app.yaml": "template: current\n",
		"apps/staging/app.yaml":    "template: new\n",
	} {
		file := filepath.Join(source, path)
		if err := os.MkdirAll(filepath.Dir(file), 0755); err != nil {
			t.Fatal(err)
		}
		if err := os.WriteFile(file, []byte(content), 0644); err != nil {
			t.Fatal(err)
		}
	}
	existing := filepath.Join(destination, "apps", "production", "app.yaml")
	if err := os.MkdirAll(filepath.Dir(existing), 0755); err != nil {
		t.Fatal(err)
	}
	if err := os.WriteFile(existing, []byte("deployment: existing\n"), 0644); err != nil {
		t.Fatal(err)
	}

	if err := copyDir(source, destination, false); err != nil {
		t.Fatal(err)
	}
	content, err := os.ReadFile(existing)
	if err != nil || string(content) != "deployment: existing\n" {
		t.Fatalf("existing deployment state was overwritten: %q, %v", content, err)
	}
	content, err = os.ReadFile(filepath.Join(destination, "apps", "staging", "app.yaml"))
	if err != nil || string(content) != "template: new\n" {
		t.Fatalf("new template file was not copied: %q, %v", content, err)
	}
}

func TestEnsureManifestsKustomizations(t *testing.T) {
	dir := t.TempDir()
	for _, environment := range []string{"previews", "staging", "production"} {
		if err := os.MkdirAll(filepath.Join(dir, "apps", environment), 0755); err != nil {
			t.Fatal(err)
		}
	}
	if err := os.WriteFile(filepath.Join(dir, "apps", "staging", "kustomization.yaml"), []byte("apiVersion: kustomize.config.k8s.io/v1beta1\nkind: Kustomization\n"), 0644); err != nil {
		t.Fatal(err)
	}
	if err := ensureManifestsKustomizations(dir); err != nil {
		t.Fatal(err)
	}
	content, err := os.ReadFile(filepath.Join(dir, "apps", "previews", "kustomization.yaml"))
	if err != nil || !strings.Contains(string(content), "resources:") {
		t.Fatalf("preview Kustomization was not created: %q, %v", content, err)
	}
	content, err = os.ReadFile(filepath.Join(dir, "apps", "staging", "kustomization.yaml"))
	if err != nil || !strings.Contains(string(content), "resources:") {
		t.Fatalf("staging Kustomization was not repaired: %q, %v", content, err)
	}
}

func TestEnsureClusterKustomizationsUsesTemplateExternalSecretsResource(t *testing.T) {
	dir := t.TempDir()
	path := filepath.Join(dir, "kustomization.yaml")
	if err := os.WriteFile(path, []byte("resources:\n"), 0644); err != nil {
		t.Fatal(err)
	}
	if err := ensureClusterKustomizations(dir, true); err != nil {
		t.Fatal(err)
	}
	content, err := os.ReadFile(path)
	if err != nil || !strings.Contains(string(content), "snapshot-crds-kustomization.yaml") || !strings.Contains(string(content), "democratic-csi-kustomization.yaml") || !strings.Contains(string(content), "openbao-kustomization.yaml") || !strings.Contains(string(content), "external-secrets-kustomization.yaml") || !strings.Contains(string(content), "cnpg-kustomization.yaml") || !strings.Contains(string(content), "cloudflare-tunnel-kustomization.yaml") || !strings.Contains(string(content), "tekton-kustomization.yaml") || strings.Contains(string(content), "external-secrets-config-kustomization.yaml") {
		t.Fatalf("cluster Kustomization was not updated: %q, %v", content, err)
	}
}

func TestWebhookTargetTimeoutExceedsExternalSecretRefreshInterval(t *testing.T) {
	if webhookTargetTimeout <= time.Hour {
		t.Fatal("webhook target timeout must exceed the one-hour ExternalSecret refresh interval")
	}
}

func TestRunnerRegisterWebhookSkipsTemplateRevisions(t *testing.T) {
	originalPreflight := preflight
	originalGit := runGit
	originalInitialize := initializeOpenBao
	originalCommand := runWebhookCommand
	originalWebhook := ensureForgejoWebhook
	t.Cleanup(func() {
		preflight = originalPreflight
		runGit = originalGit
		initializeOpenBao = originalInitialize
		runWebhookCommand = originalCommand
		ensureForgejoWebhook = originalWebhook
	})

	workspace := t.TempDir()
	ageKeyPath := filepath.Join(workspace, "age-key.txt")
	if err := os.WriteFile(ageKeyPath, nil, 0600); err != nil {
		t.Fatal(err)
	}
	preflight = func(config.Config) error { return nil }
	runGit = func(string, ...string) ([]byte, error) {
		t.Fatal("webhook-only reconciliation must not access template repositories")
		return nil, nil
	}
	authorization := "Bearer test-webhook-authorization"
	initializeOpenBao = func(string, string, string, string, string, string) (map[string]map[string]string, error) {
		return map[string]map[string]string{"cicd/forgejo-webhook": {"authorization": authorization}}, nil
	}
	runWebhookCommand = func(_ string, _ string, args ...string) ([]byte, error) {
		if strings.Contains(strings.Join(args, " "), "secret/forgejo-webhook") {
			return []byte(base64.StdEncoding.EncodeToString([]byte(authorization))), nil
		}
		return nil, nil
	}
	ensureForgejoWebhook = func(_ config.Config, _, _, observedAuthorization string) error {
		if observedAuthorization != authorization {
			t.Fatal("webhook reconciliation used the wrong authorization")
		}
		return nil
	}

	cfg := config.Config{
		ClusterID:     "test-cluster",
		WorkspaceDir:  workspace,
		Git:           config.GitConfig{Provider: "forgejo", BaseURL: "https://git.example.test", Username: "bot", Token: "token", Owner: "test-org", CloneParent: filepath.Join(workspace, "checkouts")},
		Flux:          config.FluxConfig{RepoName: "cluster", Branch: "main", ClusterPath: "./clusters/test", ClusterDomain: "example.test", ManifestsRepo: "manifests"},
		Templates:     config.TemplateConfig{TalosRepoURL: "https://git.example.test/talos.git", TalosRepoRef: "main", CICDRepoURL: "https://git.example.test/template.git", CICDRepoRef: "main", ManifestsRepoURL: "https://git.example.test/manifests.git", ManifestsRepoRef: "main"},
		Cilium:        config.CiliumConfig{TrafficInterface: "eth1", LoadBalancerStart: "192.168.45.19", LoadBalancerEnd: "192.168.45.30"},
		DemocraticCSI: config.DemocraticCSIConfig{TrueNASAPIKey: "key", TrueNASHost: "truenas.example.test", TargetPortal: "truenas.example.test:3260", ShareHost: "truenas.example.test", DatasetParentNFS: "pool/kubernetes/nfs/v", DatasetSnapshotsNFS: "pool/kubernetes/nfs/s", AllowedNetworks: "192.168.45.0/24", NameSuffix: "-test", PortalGroup: "1", InitiatorGroup: "1"},
		Delivery:      config.DeliveryConfig{AppName: "app", AppRepoURL: "https://git.example.test/app.git", AppRepoRef: "main", ProductionBranch: "production", ImageRepository: "registry.example.test/test/app", WebhookHostname: "tekton.example.test", WebhookPath: "/"},
		SOPS:          config.SOPSConfig{AgeKeyPath: ageKeyPath},
		Talos: config.TalosConfig{
			RepoDirName: "talos", TerraformDir: "terraform", GeneratedDir: "generated", ConfigFileName: "terraform.tfvars",
			Proxmox: config.TalosProxmoxConfig{APIURL: "https://proxmox.example.test:8006", APITokenID: "id", APITokenSecret: "secret"},
			Cluster: config.TalosClusterConfig{Name: "test-cluster", Domain: "example.test"},
			Image:   config.TalosImageConfig{TalosVersion: "v1.13.6", KubernetesVersion: "v1.33.4", SchematicID: "abcdefghijkl"},
			Nodes:   []config.TalosNode{{Name: "cp-01", VMID: 100, Role: "controlplane", Networks: []config.TalosNetwork{{IP: "192.168.45.3", CIDR: "192.168.45.0/28", Gateway: "192.168.45.1", VLANID: 45}, {IP: "192.168.45.18", CIDR: "192.168.45.16/28", VLANID: 451}}}},
		},
	}
	partial := cfg
	partial.Delivery.ImageRepository = ""
	preflight = func(config.Config) error {
		t.Fatal("webhook registration accepted incomplete delivery config")
		return nil
	}
	if err := (Runner{Config: partial, RegisterWebhook: true}).Run(); err == nil || !strings.Contains(err.Error(), "imageRepository") {
		t.Fatalf("webhook registration error = %v, want incomplete delivery error", err)
	}
	preflight = func(config.Config) error { return nil }
	if err := (Runner{Config: cfg, RegisterWebhook: true}).Run(); err != nil {
		t.Fatal(err)
	}
	if _, err := os.Stat(filepath.Join(workspace, "maidn-template-revisions.yaml")); !os.IsNotExist(err) {
		t.Fatal("webhook-only reconciliation created a template revision lock")
	}
}

func TestReconcileWebhookWaitsForRefreshedTargetSecret(t *testing.T) {
	originalInitialize := initializeOpenBao
	originalCommand := runWebhookCommand
	originalWebhook := ensureForgejoWebhook
	originalTimeout := webhookTargetTimeout
	originalInterval := webhookTargetPollInterval
	t.Cleanup(func() {
		initializeOpenBao = originalInitialize
		runWebhookCommand = originalCommand
		ensureForgejoWebhook = originalWebhook
		webhookTargetTimeout = originalTimeout
		webhookTargetPollInterval = originalInterval
	})

	authorization := "Bearer test-webhook-authorization"
	staleTarget := base64.StdEncoding.EncodeToString([]byte("Bearer stale-webhook-authorization"))
	refreshedTarget := base64.StdEncoding.EncodeToString([]byte(authorization))
	targetChecks := 0
	refreshedObserved := false
	runWebhookCommand = func(_ string, name string, args ...string) ([]byte, error) {
		if name != "kubectl" || strings.Contains(strings.Join(args, " "), authorization) {
			t.Fatal("webhook target probe used an unexpected command")
		}
		if strings.Contains(strings.Join(args, " "), "secret/forgejo-webhook") {
			targetChecks++
			if targetChecks == 1 {
				return []byte(staleTarget), nil
			}
			refreshedObserved = true
			return []byte(refreshedTarget), nil
		}
		return nil, nil
	}
	webhookTargetPollInterval = 0

	patches := 0
	server := httptest.NewServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
		if !refreshedObserved {
			t.Error("Forgejo was called before the refreshed webhook Secret was observed")
			writer.WriteHeader(http.StatusInternalServerError)
			return
		}
		switch request.Method {
		case http.MethodGet:
			_ = json.NewEncoder(writer).Encode([]map[string]any{{"id": 7, "url": "https://tekton.example.test/"}})
		case http.MethodPatch:
			var body struct {
				AuthorizationHeader string `json:"authorization_header"`
			}
			if err := json.NewDecoder(request.Body).Decode(&body); err != nil || body.AuthorizationHeader != authorization {
				t.Error("Forgejo webhook update did not use the observed authorization")
				writer.WriteHeader(http.StatusBadRequest)
				return
			}
			patches++
			writer.WriteHeader(http.StatusOK)
		default:
			t.Error("unexpected Forgejo request")
			writer.WriteHeader(http.StatusMethodNotAllowed)
		}
	}))
	defer server.Close()
	ensureForgejoWebhook = func(_ config.Config, repo, webhookURL, authorization string) error {
		manager := forgejo.NewRepoManager(server.URL, "test-token", "owner", "user", "manifests", "flux", "main", "migration")
		manager.HTTPClient = server.Client()
		return manager.EnsureWebhook(repo, webhookURL, authorization)
	}
	initializeOpenBao = func(string, string, string, string, string, string) (map[string]map[string]string, error) {
		return map[string]map[string]string{"cicd/forgejo-webhook": {"authorization": authorization}}, nil
	}

	cfg := config.Config{Delivery: config.DeliveryConfig{AppName: "app", WebhookHostname: "tekton.example.test", WebhookPath: "/"}}
	if err := (Runner{Config: cfg}).reconcileWebhook(t.TempDir()); err != nil {
		t.Fatal(err)
	}
	if targetChecks != 2 || patches != 1 {
		t.Fatal("Forgejo webhook was not updated after the target Secret refreshed")
	}
}

func TestReconcileWebhookTimeoutDoesNotUpdateForgejo(t *testing.T) {
	originalInitialize := initializeOpenBao
	originalCommand := runWebhookCommand
	originalWebhook := ensureForgejoWebhook
	originalTimeout := webhookTargetTimeout
	originalInterval := webhookTargetPollInterval
	t.Cleanup(func() {
		initializeOpenBao = originalInitialize
		runWebhookCommand = originalCommand
		ensureForgejoWebhook = originalWebhook
		webhookTargetTimeout = originalTimeout
		webhookTargetPollInterval = originalInterval
	})

	authorization := "Bearer test-webhook-authorization"
	initializeOpenBao = func(string, string, string, string, string, string) (map[string]map[string]string, error) {
		return map[string]map[string]string{"cicd/forgejo-webhook": {"authorization": authorization}}, nil
	}
	runWebhookCommand = func(_ string, _ string, _ ...string) ([]byte, error) {
		return []byte(base64.StdEncoding.EncodeToString([]byte("Bearer stale-webhook-authorization"))), nil
	}
	webhookTargetTimeout = -time.Nanosecond
	webhookTargetPollInterval = 0
	webhookUpdated := false
	ensureForgejoWebhook = func(config.Config, string, string, string) error {
		webhookUpdated = true
		return nil
	}

	err := (Runner{Config: config.Config{Delivery: config.DeliveryConfig{AppName: "app"}}}).reconcileWebhook(t.TempDir())
	if err == nil || !strings.Contains(err.Error(), "Forgejo webhook was not updated") || !strings.Contains(err.Error(), "--register-webhook") {
		t.Fatal("webhook refresh timeout did not return a safe rerun error")
	}
	if webhookUpdated {
		t.Fatal("Forgejo webhook update was attempted before the target Secret refreshed")
	}
}

func TestRenderTerraformTFVarsIsStableAndRedactsToken(t *testing.T) {
	cfg := config.Config{
		ClusterID: "test",
		Talos: config.TalosConfig{
			Proxmox: config.TalosProxmoxConfig{APIURL: "https://proxmox.test", APITokenID: "id", APITokenSecret: "secret", NodeInterfaces: map[string]string{"b": "eno2", "a": "eno1"}},
			Cluster: config.TalosClusterConfig{Name: "test", Domain: "test", DiskStorage: "local", AdditionalStorage: "local"},
			Image:   config.TalosImageConfig{TalosVersion: "v1.13.6", KubernetesVersion: "v1.33.4", SchematicID: "abcdefghijkl", Architecture: "amd64"},
		},
	}
	first := renderTerraformTFVars(cfg)
	second := renderTerraformTFVars(cfg)
	if first != second || strings.Contains(first, "secret") || strings.Index(first, `"a"`) > strings.Index(first, `"b"`) {
		t.Fatalf("Terraform rendering is not deterministic or redacted: %s", first)
	}
}

func TestTerraformPlanPathIsAbsolute(t *testing.T) {
	path, err := terraformPlanPath(filepath.Join("maidn-workspace", "terraform"), "cluster")
	if err != nil || !filepath.IsAbs(path) {
		t.Fatalf("Terraform plan path is not absolute: %q, %v", path, err)
	}
}

func TestVerifyStateTalosVMsRejectsForeignAndMissingVMs(t *testing.T) {
	cfg := config.Config{Talos: config.TalosConfig{Nodes: []config.TalosNode{{Name: "cp-01", ProxmoxNode: "pve", VMID: 100}, {Name: "worker-01", ProxmoxNode: "pve", VMID: 101}}}}
	if err := verifyStateTalosVMs([]string{`proxmox_virtual_environment_vm.vm["cp-01"]`, `proxmox_virtual_environment_vm.vm["foreign"]`}, cfg, false); err == nil || !strings.Contains(err.Error(), "unconfigured") {
		t.Fatalf("foreign VM state was accepted: %v", err)
	}
	if err := verifyStateTalosVMs([]string{`proxmox_virtual_environment_vm.vm["cp-01"]`}, cfg, true); err == nil || !strings.Contains(err.Error(), "missing configured") {
		t.Fatalf("incomplete VM state was accepted: %v", err)
	}
}

func TestEnsureLifecycleIdentityStoresMetadataUnderGeneratedDirectory(t *testing.T) {
	repo := t.TempDir()
	terraformDir := filepath.Join(repo, "terraform")
	if err := os.MkdirAll(terraformDir, 0755); err != nil {
		t.Fatal(err)
	}
	cfg := config.Config{ClusterID: "test", Talos: config.TalosConfig{GeneratedDir: "generated", Cluster: config.TalosClusterConfig{Name: "test"}}}
	if err := ensureLifecycleIdentity(terraformDir, cfg); err != nil {
		t.Fatal(err)
	}
	if _, err := os.Stat(filepath.Join(repo, "generated", ".maidn", "lifecycle.yaml")); err != nil {
		t.Fatalf("lifecycle metadata was not generated: %v", err)
	}
	if _, err := os.Stat(filepath.Join(terraformDir, ".maidn", "lifecycle.yaml")); !os.IsNotExist(err) {
		t.Fatal("lifecycle metadata dirtied the Terraform template directory")
	}
}

func TestReconcileCloudflareTunnelValidatesManagedState(t *testing.T) {
	originalRead := readCloudflareOperationalSecrets
	t.Cleanup(func() { readCloudflareOperationalSecrets = originalRead })
	values, err := (cloudflare.StoredTunnel{
		Credentials: cloudflare.Credentials{AccountTag: "account", TunnelSecret: "secret", TunnelID: "tunnel"},
		Config:      cloudflare.NewConfig("tunnel"),
	}).Values()
	if err != nil {
		t.Fatal(err)
	}
	readCloudflareOperationalSecrets = func(string, string) (map[string]map[string]string, error) {
		return map[string]map[string]string{"platform/cloudflare-tunnel": values}, nil
	}
	if err := (Runner{Config: config.Config{SOPS: config.SOPSConfig{OperationalSecretsPath: "secrets", AgeKeyPath: "age"}}}).reconcileCloudflareTunnel(); err != nil {
		t.Fatal(err)
	}
}

func TestReconcileCloudflareTunnelMigratesDottedStateAtomically(t *testing.T) {
	originalRead := readCloudflareOperationalSecrets
	originalWrite := writeCloudflareOperationalSecrets
	t.Cleanup(func() {
		readCloudflareOperationalSecrets = originalRead
		writeCloudflareOperationalSecrets = originalWrite
	})
	values, err := (cloudflare.StoredTunnel{
		Credentials: cloudflare.Credentials{AccountTag: "account", TunnelSecret: "secret", TunnelID: "tunnel"},
		Config:      cloudflare.NewConfig("tunnel"),
	}).Values()
	if err != nil {
		t.Fatal(err)
	}
	secrets := map[string]map[string]string{
		"platform/cloudflare-tunnel": {"credentials.json": values["credentials"], "config.yml": values["config"]},
		"platform/pihole":            {"password": "preserved"},
	}
	readCloudflareOperationalSecrets = func(string, string) (map[string]map[string]string, error) { return secrets, nil }
	writes := 0
	writeCloudflareOperationalSecrets = func(path, ageKeyPath string, updated map[string]map[string]string) error {
		if path != "secrets" || ageKeyPath != "age" || updated["platform/pihole"]["password"] != "preserved" {
			t.Fatal("dotted-state migration did not use the encrypted operational state boundary")
		}
		secrets = updated
		writes++
		return nil
	}
	if err := (Runner{Config: config.Config{SOPS: config.SOPSConfig{OperationalSecretsPath: "secrets", AgeKeyPath: "age"}}}).reconcileCloudflareTunnel(); err != nil {
		t.Fatal(err)
	}
	_, present, legacy, err := cloudflare.ParseStoredTunnelState(secrets["platform/cloudflare-tunnel"])
	if err != nil || !present || legacy || writes != 1 || len(secrets["platform/cloudflare-tunnel"]) != 2 {
		t.Fatal("dotted Cloudflare tunnel state was not rewritten to simple keys")
	}
}

func TestReconcileCloudflareTunnelRequiresImportForAbsentOrLegacyState(t *testing.T) {
	originalRead := readCloudflareOperationalSecrets
	t.Cleanup(func() { readCloudflareOperationalSecrets = originalRead })
	for _, state := range []map[string]map[string]string{
		nil,
		{"platform/cloudflare-tunnel": {"token": "legacy-run-token"}},
	} {
		readCloudflareOperationalSecrets = func(string, string) (map[string]map[string]string, error) { return state, nil }
		err := (Runner{}).reconcileCloudflareTunnel()
		if err == nil || !strings.Contains(err.Error(), "cloudflare-tunnel import") || strings.Contains(err.Error(), "legacy-run-token") {
			t.Fatal("missing Cloudflare tunnel state did not return a safe import instruction")
		}
	}
}

func TestReconcileCloudflareTunnelRejectsMalformedState(t *testing.T) {
	originalRead := readCloudflareOperationalSecrets
	t.Cleanup(func() { readCloudflareOperationalSecrets = originalRead })
	readCloudflareOperationalSecrets = func(string, string) (map[string]map[string]string, error) {
		return map[string]map[string]string{"platform/cloudflare-tunnel": {"token": "legacy-run-token", "unexpected": "value"}}, nil
	}
	err := (Runner{}).reconcileCloudflareTunnel()
	if err == nil || strings.Contains(err.Error(), "cloudflare-tunnel import") || strings.Contains(err.Error(), "legacy-run-token") {
		t.Fatal("malformed Cloudflare tunnel state was not rejected safely")
	}
}