const std = @import("std");
const c = @import("c.zig");
const vk = @import("vk");

const Window = @import("Window.zig");

// const BaseDispatch = vk.BaseWrapper(.{
//     .createInstance = true,
//     .getInstanceProcAddr = true,
// });
//
// const InstanceDispatch = vk.InstanceWrapper(.{
//     .destroyInstance = true,
// });
//
// const Context = struct {
//     vkb: BaseDispatch,
//     vki: InstanceDispatch,
//
//     instance: vk.Instance,
//
//     pub fn init(allocator: std.mem.Allocator, app_name: [*:0]const u8, window: *c.GLFWwindow) !Context {
//         _ = allocator;
//         _ = window;
//
//         var self: Context = undefined;
//         self.vkb = try BaseDispatch.load(c.glfwGetInstanceProcAddress);
//
//         var glfw_exts_count: u32 = 0;
//         const glfw_exts = c.glfwGetRequiredInstanceExtensions(&glfw_exts_count);
//
//         const app_info = vk.ApplicationInfo{
//             .p_application_name = app_name,
//             .application_version = vk.makeApiVersion(0, 0, 0, 0),
//             .p_engine_name = app_name,
//             .engine_version = vk.makeApiVersion(0, 0, 0, 0),
//             .api_version = vk.API_VERSION_1_2,
//         };
//
//         self.instance = try self.vkb.createInstance(&.{
//             .p_application_info = &app_info,
//             .enabled_extension_count = glfw_exts_count,
//             .pp_enabled_extension_names = @as([*]const [*:0]const u8, @ptrCast(glfw_exts)),
//         }, null);
//
//         self.vki = try InstanceDispatch.load(self.instance, self.vkb.dispatch.vkGetInstanceProcAddr);
//         errdefer self.vki.destroyInstance(self.instance, null);
//
//         return self;
//     }
//
//     pub fn deinit(self: Context) void {
//         self.vki.destroyInstance(self.instance, null);
//     }
// };

pub fn main() !void {
    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
    const allocator = gpa.allocator();
    defer _ = gpa.detectLeaks();

    if (c.glfwInit() != c.GLFW_TRUE) {
        return error.GlfwInitFailed;
    }
    defer c.glfwTerminate();

    const window = try Window.init(allocator);
    defer window.deinit();

    // window.mainLoop();

    // c.glfwWindowHint(c.GLFW_CLIENT_API, c.GLFW_NO_API);
    // const window: *c.GLFWwindow = c.glfwCreateWindow(1280, 720, "Hello World!", null, null) orelse return error.GlfwWindowFailed;
    // defer c.glfwDestroyWindow(window);

    // const ctx = try Context.init(allocator, "content", window);
    // defer ctx.deinit();

    // while (c.glfwWindowShouldClose(window) == 0) : (c.glfwPollEvents()) {
    //     c.glfwSwapBuffers(window);
    // }
}