From d2fcaad5425acb4a50138e793e3dcecc6600e4d3 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 27 Nov 2022 15:28:05 +0100
Subject: wip scenery list

---
 serialize/corrade-string.cpp |   8 +++
 serialize/corrade-string.hpp |   1 +
 serialize/scenery.cpp        | 120 +++++++++++++++++++++++++++++++++++++++++++
 serialize/scenery.hpp        |  31 +++++++++++
 4 files changed, 160 insertions(+)
 create mode 100644 serialize/scenery.cpp
 create mode 100644 serialize/scenery.hpp

(limited to 'serialize')

diff --git a/serialize/corrade-string.cpp b/serialize/corrade-string.cpp
index 16ae23e1..7b772d4c 100644
--- a/serialize/corrade-string.cpp
+++ b/serialize/corrade-string.cpp
@@ -28,4 +28,12 @@ void adl_serializer<StringView>::to_json(json& j, StringView val)
     to_json(j, s);
 }
 
+void adl_serializer<StringView>::from_json(const json& j, StringView& val)
+{
+    using nlohmann::from_json;
+    std::string_view s;
+    from_json(j, s);
+    val = StringView{s.data(), s.size()};
+}
+
 } // namespace nlohmann
diff --git a/serialize/corrade-string.hpp b/serialize/corrade-string.hpp
index 81922367..6cfd8472 100644
--- a/serialize/corrade-string.hpp
+++ b/serialize/corrade-string.hpp
@@ -13,6 +13,7 @@ struct adl_serializer<Corrade::Containers::String> {
 template<>
 struct adl_serializer<Corrade::Containers::StringView> {
     static void to_json(json& j, Corrade::Containers::StringView val);
+    static void from_json(const json& j, Corrade::Containers::StringView& val);
 };
 
 } // namespace nlohmann
diff --git a/serialize/scenery.cpp b/serialize/scenery.cpp
new file mode 100644
index 00000000..b2490739
--- /dev/null
+++ b/serialize/scenery.cpp
@@ -0,0 +1,120 @@
+#include "scenery.hpp"
+#include "anim-atlas.hpp"
+#include "compat/assert.hpp"
+#include "loader/loader.hpp"
+#include "serialize/corrade-string.hpp"
+#include <array>
+#include <Corrade/Containers/StringStlView.h>
+#include <nlohmann/json.hpp>
+
+namespace {
+
+using namespace floormat;
+
+constexpr struct {
+    scenery_type value = scenery_type::none;
+    StringView str;
+} scenery_type_map[] = {
+    { scenery_type::none,    "none"_s    },
+    { scenery_type::generic, "generic"_s },
+    { scenery_type::door,    "door"_s    },
+    { scenery_type::object,  "object"_s  },
+};
+
+constexpr struct {
+    rotation value = rotation::N;
+    StringView str;
+} rotation_map[] = {
+    { rotation::N,  "n"_s  },
+    { rotation::NE, "ne"_s },
+    { rotation::E,  "e"_s  },
+    { rotation::SE, "se"_s },
+    { rotation::S,  "s"_s  },
+    { rotation::SW, "sw"_s },
+    { rotation::W,  "w"_s  },
+    { rotation::NW, "nw"_s },
+};
+
+template<std::size_t N, typename T>
+auto foo_from_string(StringView str, const T(&map)[N], const char* desc)
+{
+    for (const auto& [value, str2] : map)
+        if (str2 == str)
+            return value;
+    fm_abort("wrong %s string '%s'", desc, str.data());
+}
+
+template<std::size_t N, typename T>
+StringView foo_to_string(auto type, const T(&map)[N], const char* desc)
+{
+    for (const auto& [type2, str] : map)
+        if (type2 == type)
+            return str;
+    fm_abort("wrong %s enum '%hhu'", desc, type);
+}
+
+} // namespace
+
+namespace floormat {
+
+} // namespace floormat
+
+namespace nlohmann {
+
+void adl_serializer<scenery_type>::to_json(json& j, const scenery_type val)
+{
+    j = foo_to_string(val, scenery_type_map, "scenery_type");
+}
+
+void adl_serializer<scenery_type>::from_json(const json& j, scenery_type& val)
+{
+    val = foo_from_string(j, scenery_type_map, "scenery_type");
+}
+
+void adl_serializer<rotation>::to_json(json& j, const rotation val)
+{
+    j = foo_to_string(val, rotation_map, "rotation");
+}
+
+void adl_serializer<rotation>::from_json(const json& j, rotation& val)
+{
+    val = foo_from_string(j, rotation_map, "rotation");
+}
+
+void adl_serializer<scenery_proto>::to_json(json& j, const scenery_proto& val)
+{
+    const scenery& f = val.frame;
+    j["type"] = f.type;
+    fm_assert(val.atlas);
+    j["atlas-name"] = val.atlas->name();
+    fm_assert(f.frame != scenery::NO_FRAME);
+    j["frame"] = f.frame;
+    j["rotation"] = f.r;
+    j["passable"] = f.passable;
+    j["blocks-view"] = f.blocks_view;
+    j["active"] = f.active;
+}
+
+void adl_serializer<scenery_proto>::from_json(const json& j, scenery_proto& val)
+{
+    auto& f = val.frame;
+    f.type = j["type"];
+    StringView atlas_name = j["atlas-name"];
+    val.atlas = loader.anim_atlas(atlas_name);
+    f = {};
+    if (j.contains("frame"))
+        f.frame = j["frame"];
+    if (j.contains("animated"))
+        f.animated = j["animated"];
+    fm_assert(f.animated == (f.frame == scenery::NO_FRAME));
+    if (j.contains("rotation"))
+        f.r = j["rotation"];
+    if (j.contains("passable"))
+        f.passable = j["passable"];
+    if (j.contains("blocks-view"))
+        f.blocks_view = j["blocks-view"];
+    if (j.contains("active"))
+        f.active = j["active"];
+}
+
+} // namespace nlohmann
diff --git a/serialize/scenery.hpp b/serialize/scenery.hpp
new file mode 100644
index 00000000..e7946913
--- /dev/null
+++ b/serialize/scenery.hpp
@@ -0,0 +1,31 @@
+#pragma once
+#include "src/scenery.hpp"
+#include <Corrade/Containers/StringView.h>
+#include <vector>
+#include <nlohmann/json_fwd.hpp>
+
+namespace nlohmann {
+
+template<> struct adl_serializer<floormat::scenery_type> {
+    static void to_json(json& j, floormat::scenery_type val);
+    static void from_json(const json& j, floormat::scenery_type& val);
+};
+
+template<> struct adl_serializer<floormat::rotation> {
+    static void to_json(json& j, floormat::rotation val);
+    static void from_json(const json& j, floormat::rotation& val);
+};
+
+template<> struct adl_serializer<floormat::scenery_proto> {
+    static void to_json(json& j, const floormat::scenery_proto& val);
+    static void from_json(const json& j, floormat::scenery_proto& val);
+
+    struct item {
+        Corrade::Containers::StringView name, description;
+        floormat::scenery_proto proto;
+    };
+
+    static std::vector<item> deserialize_list(Corrade::Containers::StringView file);
+};
+
+} // namespace nlohmann
-- 
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