package topdata

import (
	"path/filepath"
	"testing"

	"git.westgate.pw/ShadowsOverWestgate/sow-tools/internal/project"
)

// The manifest_file branch reads a local autogenManifest JSON, augments the
// visualeffects dataset from its entries, and assigns lock IDs — no network.
func TestApplyAutogenConsumersReadsManifestFile(t *testing.T) {
	root := testProjectRoot(t)
	manifestPath := filepath.Join(root, ".cache", "sow-accessory-vfx-manifest.json")
	mkdirAll(t, filepath.Join(root, ".cache"))
	writeFile(t, manifestPath, `{
  "id": "accessory_visualeffects",
  "repo": "ShadowsOverWestgate/sow-assets-manifest",
  "ref": "v1.2.3",
  "generated_at": "2026-06-21T00:00:00Z",
  "entries": [
    {"source": "head_accessories/hat/hfx_bandana.mdl", "model_stem": "hfx_bandana", "group": "head_accessories", "subgroup": "hat"}
  ]
}`+"\n")

	p := testProject(root)
	p.Config.Autogen.Consumers = []project.AutogenConsumerConfig{
		{
			ID:           "accessory_visualeffects",
			Producer:     "accessory_visualeffects",
			Dataset:      "visualeffects",
			Mode:         "accessory_visualeffects",
			Optional:     true,
			ManifestFile: ".cache/sow-accessory-vfx-manifest.json",
		},
	}

	collected := []nativeCollectedDataset{
		{
			Dataset: nativeDataset{Name: "visualeffects", Kind: nativeDatasetBase},
			Columns: []string{"Label", "Type_FD", "OrientWithGround", "Imp_HeadCon_Node", "OrientWithObject"},
			Rows:    nil,
			LockData: map[string]int{
				"visualeffects:existing": 17,
			},
		},
	}

	got, err := applyAutogenConsumers(p, collected, nil)
	if err != nil {
		t.Fatalf("applyAutogenConsumers failed: %v", err)
	}
	if len(got) != 1 || len(got[0].Rows) != 1 {
		t.Fatalf("expected one autogenerated row, got %#v", got)
	}
	row := got[0].Rows[0]
	if row["key"] != "visualeffects:head_accessories/hat/bandana" || row["Imp_HeadCon_Node"] != "hfx_bandana" {
		t.Fatalf("unexpected generated row: %#v", row)
	}
	if _, ok := got[0].LockData["visualeffects:head_accessories/hat/bandana"]; !ok {
		t.Fatalf("expected lock id for generated accessory, got %#v", got[0].LockData)
	}
	// Authored key untouched.
	if got[0].LockData["visualeffects:existing"] != 17 {
		t.Fatalf("expected authored lock id retained at 17, got %#v", got[0].LockData)
	}
}

// A missing manifest_file is an ignorable-optional condition: the optional
// consumer fails open (no rows) and preserves existing lock IDs.
func TestApplyAutogenConsumersMissingManifestFileFailsOpen(t *testing.T) {
	root := testProjectRoot(t)
	lockPath := filepath.Join(root, "visualeffects-lock.json")
	writeFile(t, lockPath, `{"visualeffects:head_accessories/hat/bandana":10101}`+"\n")

	p := testProject(root)
	p.Config.Autogen.Consumers = []project.AutogenConsumerConfig{
		{
			ID:           "accessory_visualeffects",
			Producer:     "accessory_visualeffects",
			Dataset:      "visualeffects",
			Mode:         "accessory_visualeffects",
			Optional:     true,
			ManifestFile: ".cache/does-not-exist.json",
		},
	}
	collected := []nativeCollectedDataset{
		{
			Dataset:  nativeDataset{Name: "visualeffects", Kind: nativeDatasetBase, LockPath: lockPath},
			Columns:  []string{"Label"},
			Rows:     nil,
			LockData: map[string]int{},
		},
	}

	got, err := applyAutogenConsumers(p, collected, nil)
	if err != nil {
		t.Fatalf("expected fail-open, got error: %v", err)
	}
	if id, ok := got[0].LockData["visualeffects:head_accessories/hat/bandana"]; !ok || id != 10101 {
		t.Fatalf("expected preserved lock id 10101, got %v (present=%v)", id, ok)
	}
}