statusbar/src/modules/uptime.zig
2024-03-15 20:42:20 -06:00

35 lines
1 KiB
Zig

const std = @import("std");
const Module = @import("../module.zig");
const Self = @This();
module: Module,
pub fn init(allocator: std.mem.Allocator) Self {
return .{
.module = .{
.allocator = allocator,
.getJsonFn = getJson,
},
};
}
pub fn getJson(module: *const Module) !Module.JSON {
const self = @fieldParentPtr(Self, "module", module);
var uptime_file = try std.fs.openFileAbsolute("/proc/uptime", .{});
defer uptime_file.close();
const uptime_string = try uptime_file.reader().readAllAlloc(self.module.allocator, 256);
var uptime_split = std.mem.splitScalar(u8, uptime_string[0 .. uptime_string.len - 1], ' ');
var uptime = try std.fmt.parseFloat(f32, uptime_split.first());
uptime /= 60;
const mins = @mod(uptime, 60);
uptime /= 60;
const hours = @mod(uptime, 24);
uptime /= 24;
return .{
.full_text = try std.fmt.allocPrint(self.module.allocator, "{d:0>1.0}d {d:0>1.0}h {d:.0}m", .{ uptime, hours, mins }),
};
}