// WL-816j2 — ⑧ 최종 확인: PD 구도 전/후 · 사방 띠 · 확장 · 걷기 · 성능 · 되돌리기
using System.Collections;
using System.Text;
using UnityEngine;
using UnityEngine.Rendering.Universal;
using UnityEngine.SceneManagement;
using WL.Look.Farm;
using FIIsland = CryingSnow.FarmingIsland.Island;

public static class WL816j2_Final
{
    public const string D = "Screenshots_WL/WL816j2/";
    public const int PW = 1280, PH = 720;
    public static void Open()
    {
        UnityEditor.SceneManagement.EditorSceneManager.OpenScene(
            "Assets/Scenes/InGame.unity", UnityEditor.SceneManagement.OpenSceneMode.Single);
    }
    public static void Start()
    {
        var go = GameObject.Find("~WL816j2F");
        if (go != null) Object.DestroyImmediate(go);
        go = new GameObject("~WL816j2F");
        go.AddComponent<WL816j2_FinalRunner>();
    }
    public static string Shot(Camera cam, string path, int w, int h)
    {
        System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(path));
        var rt = new RenderTexture(w, h, 24, RenderTextureFormat.ARGB32, RenderTextureReadWrite.sRGB);
        rt.antiAliasing = 1; rt.Create();
        var pT = cam.targetTexture; var pA = RenderTexture.active;
        cam.targetTexture = rt; cam.Render(); RenderTexture.active = rt;
        var t = new Texture2D(w, h, TextureFormat.RGB24, false);
        t.ReadPixels(new Rect(0, 0, w, h), 0, 0); t.Apply();
        RenderTexture.active = pA; cam.targetTexture = pT; rt.Release(); Object.DestroyImmediate(rt);
        System.IO.File.WriteAllBytes(path, t.EncodeToPNG());
        var px = t.GetPixels32();
        long r = 0, g = 0, b = 0; int n = 0; long fr = 0, fg = 0, fb = 0; int fn = 0, tot = 0;
        for (int y = 20; y < Mathf.Min(320, h); y += 2)
            for (int x = 20; x < Mathf.Min(340, w); x += 2) { var c = px[y * w + x]; r += c.r; g += c.g; b += c.b; n++; }
        int y1 = (int)(h * 0.55f);
        for (int y = 0; y < y1; y++)
            for (int x = 0; x < w; x += 2) { var c = px[y * w + x]; tot++; if (c.r > 200 && c.g > 195 && c.b > 195) { fr += c.r; fg += c.g; fb += c.b; fn++; } }
        Object.DestroyImmediate(t);
        string foam = fn == 0 ? "거품 0%" : "거품 " + (100f * fn / tot).ToString("F2") + "% #"
            + ((int)(fr / fn)).ToString("X2") + ((int)(fg / fn)).ToString("X2") + ((int)(fb / fn)).ToString("X2")
            + "(R−B " + ((int)(fr / fn) - (int)(fb / fn)) + ")";
        return "바다평균 #" + ((int)(r / n)).ToString("X2") + ((int)(g / n)).ToString("X2") + ((int)(b / n)).ToString("X2")
             + " · " + foam + " → " + path;
    }
    public static float Ms(Camera cam, int frames)
    {
        var rt = new RenderTexture(PW, PH, 24, RenderTextureFormat.ARGB32, RenderTextureReadWrite.sRGB);
        rt.antiAliasing = 1; rt.Create();
        var pT = cam.targetTexture; cam.targetTexture = rt;
        for (int i = 0; i < 10; i++) cam.Render();
        var sw = System.Diagnostics.Stopwatch.StartNew();
        for (int i = 0; i < frames; i++) cam.Render();
        sw.Stop();
        cam.targetTexture = pT; rt.Release(); Object.DestroyImmediate(rt);
        return (float)sw.Elapsed.TotalMilliseconds / frames;
    }
    public static void Strip(string[] paths, string outPath)
    {
        var ts = new Texture2D[paths.Length]; int w = 0, h = 0;
        for (int i = 0; i < paths.Length; i++)
        {
            if (!System.IO.File.Exists(paths[i])) return;
            ts[i] = new Texture2D(2, 2, TextureFormat.RGB24, false);
            ts[i].LoadImage(System.IO.File.ReadAllBytes(paths[i]));
            w = Mathf.Max(w, ts[i].width); h += ts[i].height;
        }
        var o = new Texture2D(w, h, TextureFormat.RGB24, false);
        var f = new Color32[w * h];
        for (int i = 0; i < f.Length; i++) f[i] = new Color32(24, 24, 28, 255);
        o.SetPixels32(f);
        int y = h;
        for (int i = 0; i < ts.Length; i++) { y -= ts[i].height; o.SetPixels32(0, y, ts[i].width, ts[i].height, ts[i].GetPixels32()); }
        o.Apply();
        System.IO.File.WriteAllBytes(outPath, o.EncodeToPNG());
        Object.DestroyImmediate(o);
        for (int i = 0; i < ts.Length; i++) Object.DestroyImmediate(ts[i]);
    }
}

public class WL816j2_FinalRunner : MonoBehaviour
{
    static StringBuilder sb;
    static void L(string s) { sb.AppendLine(s); }
    const string D = WL816j2_Final.D;
    const string MatDir = "Assets/WL/Look/Farm/Materials/";
    const int PW = WL816j2_Final.PW, PH = WL816j2_Final.PH;

    void Start() { StartCoroutine(Co()); }

    IEnumerator Co()
    {
        sb = new StringBuilder();
        L("=== WL-816j2 ⑧ 최종 (PD 구도 1280×720) ===");
        bool viaGame = false;
        try { if (InGameInfo.Ins != null) { InGameInfo.Ins.Load_Map(900); viaGame = true; } } catch { }
        L("Load_Map(900) = " + (viaGame ? "성공" : "🔴 로그인 없이는 못 탄다 → LoadSceneAsync(Level01, Additive)"));
        if (!viaGame)
        {
            var op = SceneManager.LoadSceneAsync("Level01", LoadSceneMode.Additive);
            while (op != null && !op.isDone) yield return null;
        }
        for (int i = 0; i < 8; i++) yield return new WaitForSeconds(1f);

        Renderer water = null;
        foreach (var r in Object.FindObjectsByType<Renderer>(FindObjectsInactive.Exclude, FindObjectsSortMode.None))
            if (r != null && r.gameObject.scene.name == "Level01" && r.name == "Water") water = r;
        Camera live = null;
        foreach (var c in Object.FindObjectsByType<Camera>(FindObjectsInactive.Exclude, FindObjectsSortMode.None))
        {
            if (!c.gameObject.activeInHierarchy || !c.enabled || c.targetTexture != null) continue;
            if (c.name.StartsWith("~WL816")) continue;
            if (live == null || c.depth > live.depth) live = c;
        }
        var foam = Object.FindFirstObjectByType<WLShoreFoam>(FindObjectsInactive.Include);
        if (water == null || live == null || foam == null) { L("🔴 없음"); Done(); yield break; }
        var mr = foam.GetComponent<MeshRenderer>();
        var E = water.sharedMaterial;
        var Dm = UnityEditor.AssetDatabase.LoadAssetAtPath<Material>(MatDir + "Farm_Water_WL_D.mat");
        var FI = UnityEditor.AssetDatabase.LoadAssetAtPath<Material>(MatDir + "Farm_SimpleWater_Demo.mat");
        L("물 = " + E.name + " · 둘레 띠 = " + WLShoreFoam.LastLog);

        // 1) 전/후
        mr.enabled = false; water.sharedMaterial = Dm; yield return null; yield return new WaitForSeconds(0.4f);
        L("");
        L("1) [전] main(물 D · 띠 없음 = PD 가 본 화면) " + WL816j2_Final.Shot(live, D + "z2_before_pd.png", PW, PH));
        mr.enabled = true; water.sharedMaterial = E; yield return null; yield return new WaitForSeconds(0.4f);
        L("   [후] 816j2(물 E · 둘레 띠)          " + WL816j2_Final.Shot(live, D + "z2_after_pd.png", PW, PH));
        WL816j2_Final.Strip(new[] { D + "z2_before_pd.png", D + "z2_after_pd.png" }, D + "z2_pd_before_after.png");
        L("   세로(게임 기준 1080×1920)          " + WL816j2_Final.Shot(live, D + "z2_after_portrait.png", 1080, 1920));

        // 2) 사방 + 물가 확대
        var tgo = new GameObject("~WL816j2FT"); tgo.hideFlags = HideFlags.DontSave;
        var tc = tgo.AddComponent<Camera>();
        tc.fieldOfView = 55f; tc.nearClipPlane = 0.1f; tc.farClipPlane = 2000f;
        tc.clearFlags = CameraClearFlags.Skybox; tc.cullingMask = ~0; tc.depth = -100f;
        tgo.AddComponent<UniversalAdditionalCameraData>().renderPostProcessing = true;
        tgo.transform.position = new Vector3(0f, 42f, -12f); tgo.transform.LookAt(Vector3.zero);
        L("");
        L("2) 사방(위에서) " + WL816j2_Final.Shot(tc, D + "z2_top.png", PW, PH));

        var b = mr.bounds;
        var zgo = new GameObject("~WL816j2FZ"); zgo.hideFlags = HideFlags.DontSave;
        var zc = zgo.AddComponent<Camera>();
        zc.fieldOfView = 34f; zc.nearClipPlane = 0.1f; zc.farClipPlane = 2000f;
        zc.clearFlags = CameraClearFlags.Skybox; zc.cullingMask = ~0; zc.depth = -100f;
        zgo.AddComponent<UniversalAdditionalCameraData>().renderPostProcessing = true;
        zgo.transform.position = new Vector3(b.center.x, 3.2f, b.min.z - 9f);
        zgo.transform.LookAt(new Vector3(b.center.x, -1f, b.min.z + 2f));
        mr.enabled = false; water.sharedMaterial = Dm; yield return null; yield return null;
        L("   물가 확대 [전] " + WL816j2_Final.Shot(zc, D + "z2_zoom_before.png", PW, PH));
        mr.enabled = true; water.sharedMaterial = E; yield return null; yield return null;
        L("   물가 확대 [후] " + WL816j2_Final.Shot(zc, D + "z2_zoom_after.png", PW, PH));
        WL816j2_Final.Strip(new[] { D + "z2_zoom_before.png", D + "z2_zoom_after.png" }, D + "z2_zoom_pair.png");

        // 3) 걷기 + 확장
        var cc = Object.FindFirstObjectByType<CharacterController>(FindObjectsInactive.Exclude);
        if (cc != null)
        {
            var p0 = cc.transform.position; var dir = new Vector3(1f, 0f, 1f).normalized; float moved = 0f;
            for (int i = 0; i < 120 && moved < 6f; i++) { cc.Move(dir * 0.05f + Vector3.down * 0.05f); moved += 0.05f; yield return null; }
            L("");
            L("3) 걷기 " + p0.ToString("F2") + " → " + cc.transform.position.ToString("F2") + " · 이동 "
              + Vector3.Distance(new Vector3(p0.x, 0, p0.z), new Vector3(cc.transform.position.x, 0, cc.transform.position.z)).ToString("F2")
              + " m · grounded=" + cc.isGrounded);
        }
        var islands = Object.FindObjectsByType<FIIsland>(FindObjectsInactive.Exclude, FindObjectsSortMode.None);
        FIIsland target = null;
        foreach (var isl in islands) if (isl != null && isl.IsUnlocked && isl.gameObject.activeInHierarchy) target = isl;
        if (target != null)
        {
            target.gameObject.SetActive(false); yield return new WaitForSeconds(2.5f);
            L("   확장 1칸 잠금 → " + WLShoreFoam.LastLog);
            L("      " + WL816j2_Final.Shot(tc, D + "z2_top_locked.png", PW, PH));
            target.gameObject.SetActive(true); yield return new WaitForSeconds(3.5f);
            L("   다시 열기   → " + WLShoreFoam.LastLog + " · 띠 재생성 " + WL.Look.Farm.WLIslandLook.ShoreFoamRebuilds + "회");
            L("      " + WL816j2_Final.Shot(tc, D + "z2_top_unlocked.png", PW, PH));
            WL816j2_Final.Strip(new[] { D + "z2_top.png", D + "z2_top_locked.png", D + "z2_top_unlocked.png" }, D + "z2_expand_steps.png");
        }

        // 4) 성능
        L("");
        L("4) 성능 (PD 구도 1280×720 · 60프레임 · 교대 2회)");
        for (int round = 0; round < 2; round++)
        {
            mr.enabled = false; water.sharedMaterial = Dm; yield return null; yield return null;
            L("   " + round + "회차 전(물 D · 띠 없음) = " + WL816j2_Final.Ms(live, 60).ToString("F3") + " ms");
            mr.enabled = true; water.sharedMaterial = E; yield return null; yield return null;
            L("   " + round + "회차 후(물 E · 띠 on)  = " + WL816j2_Final.Ms(live, 60).ToString("F3") + " ms");
            mr.enabled = false; yield return null; yield return null;
            L("   " + round + "회차 후(물 E · 띠 off) = " + WL816j2_Final.Ms(live, 60).ToString("F3") + " ms");
            mr.enabled = true;
        }
        L("   띠 = " + WLShoreFoam.LastLog);

        // 5) 되돌리기
        L("");
        L("5) 되돌리기");
        mr.enabled = false; water.sharedMaterial = Dm; yield return null; yield return new WaitForSeconds(0.3f);
        L("   shoreFoamEnabled 0 + waterTo=D → 816j 그대로 " + WL816j2_Final.Shot(live, D + "z2_rollback_816j.png", PW, PH));
        water.sharedMaterial = FI; yield return null; yield return new WaitForSeconds(0.3f);
        L("   waterMode 0 → FI 원본 물          " + WL816j2_Final.Shot(live, D + "z2_rollback_fi.png", PW, PH));
        water.sharedMaterial = E; mr.enabled = true; yield return null;

        Object.DestroyImmediate(tgo); Object.DestroyImmediate(zgo);
        Done();
    }
    void Done()
    {
        System.IO.File.WriteAllText("AgentScripts/WL816j2_FINAL.txt", sb.ToString());
        Debug.Log("[816j2 final]\n" + sb);
    }
}