const std = @import("std");
const omt = @cImport(@cInclude("libomt.h"));

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

    std.log.info("Send test...", .{});
    omt.omt_setloggingfilename("omtsendtest.log");

    const sender = omt.omt_send_create("Omtoy Sender", omt.OMTQuality_Default) orelse undefined;
    defer omt.omt_send_destroy(sender);

    std.log.info("Sender created", .{});

    {
        var sender_info = std.mem.zeroes(omt.OMTSenderInfo);

        const product_name = "Omtoy";
        const manufacturer = "Kasper Toy Productions";
        const version = "0.1";

        @memcpy(sender_info.ProductName[0..product_name.len], product_name);
        @memcpy(sender_info.Manufacturer[0..manufacturer.len], manufacturer);
        @memcpy(sender_info.Version[0..version.len], version);

        omt.omt_send_setsenderinformation(sender, &sender_info);
    }

    const width = 1920;
    const height = 1080;
    const stride = width * 2;
    const data_length = stride * height;

    const frame_buffer = allocator.alloc(u8, data_length) catch undefined;
    defer allocator.free(frame_buffer);

    const video_frame = omt.OMTMediaFrame{
        .Type = omt.OMTFrameType_Video,
        .Width = width,
        .Height = height,
        .Codec = omt.OMTCodec_UYVY,
        .Timestamp = -1,
        .ColorSpace = omt.OMTColorSpace_BT709,
        .Flags = omt.OMTVideoFlags_None,
        .Stride = width * 2,
        .DataLength = width * 2 * height,
        .Data = @ptrCast(frame_buffer),
        .FrameRateN = 60000,
        .FrameRateD = 1000,
        .CompressedData = null,
        .CompressedLength = 0,
        .FrameMetadata = null,
        .FrameMetadataLength = 0,
    };

    _ = video_frame;
    const content = try std.fs.cwd().readFileAlloc("california-1080-uyvy.yuv", allocator, .unlimited);
    defer allocator.free(content);

    const audio_samples = 800;
    const audio_buffer = try allocator.alloc(f32, audio_samples);

    var prng = std.Random.DefaultPrng.init(80085);
    const rng = prng.random();
    for (audio_buffer) |*val| {
        val.* = rng.float(f32) * 2 - 1.0;
    }

    const audio_frame = omt.OMTMediaFrame{
        .Type = omt.OMTFrameType_Audio,
        .Timestamp = -1,
        .Codec = omt.OMTCodec_FPA1,
        .SampleRate = 48000,
        .Channels = 2,
        .SamplesPerChannel = audio_samples,
        .Data = @ptrCast(audio_buffer),
        .DataLength = audio_buffer.len * 2,
        .FrameMetadata = null,
        .FrameMetadataLength = 0,
    };

    var tally = omt.OMTTally{ .preview = 0, .program = 0 };
    var stats = std.mem.zeroes(omt.OMTStatistics);

    var frame_count = 0;
    var bytes = 0;

    // Check we're on!
    var found_address_count: i32 = 0;
    _ = omt.omt_discovery_getaddresses(&found_address_count);

    std.debug.print("Found {d} omt addresses\n", .{found_address_count});
}