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const std = @import("std");
// usage:
// ./file-path:0 10
// 1 2 3
// 1. file path
// 2. Byte offset in file
// 3. ms update interval
pub fn main() anyerror!void {
var allocator = std.heap.c_allocator;
var timer = try std.time.Timer.start();
var color_buf: [2048]u8 = undefined;
var args = std.mem.span(try std.process.argsAlloc(allocator));
var basepath_with_colon: []u8 = args[args.len - 2];
var basepath: []u8 = "";
var position_str: []u8 = "";
if (std.mem.lastIndexOfScalar(u8, basepath_with_colon, ':')) |colon| {
basepath = basepath_with_colon[0..colon];
position_str = basepath_with_colon[colon + 1 ..];
}
var position = try std.fmt.parseInt(u32, position_str, 10);
const filepath = try std.fs.path.resolve(allocator, &.{basepath});
var file = try std.fs.openFileAbsolute(filepath, .{ .write = true });
var ms = @truncate(u64, (try std.fmt.parseInt(u128, args[args.len - 1], 10)) * std.time.ns_per_ms);
std.debug.assert(ms > 0);
// std.debug.assert(std.math.isFinite(position));
var prng = std.rand.DefaultPrng.init(0);
var stdout = std.io.getStdOut();
var log = stdout.writer();
var colors = std.mem.zeroes([4][3]u32);
var progress_bar: f64 = 0.0;
var destination_count: f64 = 18.0;
// Randomize initial colors
colors[0][0] = prng.random.int(u32);
colors[0][1] = prng.random.int(u32);
colors[0][2] = prng.random.int(u32);
colors[1][0] = prng.random.int(u32);
colors[1][1] = prng.random.int(u32);
colors[1][2] = prng.random.int(u32);
colors[2][0] = prng.random.int(u32);
colors[2][1] = prng.random.int(u32);
colors[2][2] = prng.random.int(u32);
colors[3][0] = prng.random.int(u32);
colors[3][1] = prng.random.int(u32);
colors[3][2] = prng.random.int(u32);
var rotate: u32 = 0;
var counter: usize = 0;
while (true) {
colors[0][0] += 1;
colors[0][1] += 1;
colors[0][2] += 1;
colors[1][0] += 1;
colors[1][1] += 1;
colors[1][2] += 1;
colors[2][0] += 1;
colors[2][1] += 1;
colors[2][2] += 1;
colors[3][0] += 1;
colors[3][1] += 1;
colors[3][2] += 1;
rotate += 1;
const fmtd =
\\:root {{
\\ --timestamp: "{d}";
\\ --interval: "{s}";
\\ --progress-bar: {d}%;
\\ --spinner-1-muted: rgb({d}, {d}, {d});
\\ --spinner-1-primary: rgb({d}, {d}, {d});
\\ --spinner-2-muted: rgb({d}, {d}, {d});
\\ --spinner-2-primary: rgb({d}, {d}, {d});
\\ --spinner-3-muted: rgb({d}, {d}, {d});
\\ --spinner-3-primary: rgb({d}, {d}, {d});
\\ --spinner-4-muted: rgb({d}, {d}, {d});
\\ --spinner-4-primary: rgb({d}, {d}, {d});
\\ --spinner-rotate: {d}deg;
\\}}
;
file = try std.fs.createFileAbsolute(filepath, .{ .truncate = true });
var wrote = try std.fmt.bufPrint(&color_buf, fmtd, .{
counter,
args[args.len - 1],
std.math.mod(f64, std.math.round(((progress_bar + 1.0) / destination_count) * 1000) / 1000, 100),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[0][0] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[0][1] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[0][2] + 1) % 256)) * 0.8)),
(colors[0][0] + 1) % 256,
(colors[0][1] + 1) % 256,
(colors[0][2] + 1) % 256,
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[1][0] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[1][1] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[1][2] + 1) % 256)) * 0.8)),
(colors[1][0] + 1) % 256,
(colors[1][1] + 1) % 256,
(colors[1][2] + 1) % 256,
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[2][0] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[2][1] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[2][2] + 1) % 256)) * 0.8)),
(colors[2][0] + 1) % 256,
(colors[2][1] + 1) % 256,
(colors[2][2] + 1) % 256,
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[3][0] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[3][1] + 1) % 256)) * 0.8)),
@floatToInt(u32, std.math.round(@intToFloat(f64, ((colors[3][2] + 1) % 256)) * 0.8)),
(colors[3][0] + 1) % 256,
(colors[3][1] + 1) % 256,
(colors[3][2] + 1) % 256,
rotate % 360,
});
progress_bar += 1.0;
_ = try file.writeAll(wrote);
try log.print("[{d}] \"{s}\":{d}\n", .{
std.time.nanoTimestamp(),
filepath,
position,
});
counter += 1;
// If we don't close the file, Parcel seems to never recognize it
file.close();
std.time.sleep(ms);
}
}
|
