const std = @import("std");
const StringArray = std.ArrayList([]const u8);

const Day1 = @import("./day1.zig");

pub fn main() !void {
    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
    const allocator = gpa.allocator();
    defer {
        if (gpa.deinit() == .leak) @panic("Leaked memory");
    }

    var file = try std.fs.cwd().openFile("input.txt", .{});
    defer file.close();

    var buf_reader = std.io.bufferedReader(file.reader());
    var reader = buf_reader.reader();

    var lines = StringArray.init(allocator);
    defer {
        for (lines.items) |line| {
            allocator.free(line);
        }
        lines.deinit();
    }

    var line_buf: [1024]u8 = undefined;
    while (try reader.readUntilDelimiterOrEof(&line_buf, '\n')) |line| {
        var trimmed_line = std.mem.trimRight(u8, line, &.{'\r'});
        try lines.append(try allocator.dupe(u8, trimmed_line));
    }

    std.debug.print("day1: {d}\n", .{Day1.part1(lines.items)});
    std.debug.print("day2: {d}\n", .{Day1.part2(lines.items)});
}