# These are the steps I take to install a fresh copy of Arch Linux on to a Lenovo Thinkpad T490
# Spec: i7; 40gb RAM; 
# This will go from the very start up to having a base installation ready to add you chosen window manager or desktop environment.


# Make a bootable usb stick with the latest version of Arch Linux on.
# Plug to into computer and boot.

# Connecting to Internet (wifi)
iwctl device list
iwctl station wlan0 scan
iwctl station wlan0 get-networks
iwctl --passphrase <YOUR_PASSPHRASE> station wlan0 connect <YOUR_SSID>

loadkeys uk

# Partition the hard drive
cfdisk _/dev/disk_

# Delete all old partitions using to ui
# Create a new partition of 300M in size
# Create a new partition of 16G in size
# Create a new partition of the rest of the disk (leave the size as what it puts in for you)
# Select "write" and type yes and hit enter for each partition

# Making the filesystems in the partitions
mkfs.ext4 /dev/nvme0n1p3
mkfs.fat -F32 /dev/nvme0n1p1
mkswap /dev/nvme0n1p2

# Mount a prepare new boot directories
mount /dev/nvme0n1p3 /mnt
mkdir -p /mnt/boot/efi
mount /dev/nvme0n1p1 /mnt/boot/efi
swapon /dev/nvme0n1p2

# Initial pacman setup
pacman -Sy archlinux-keyring
pacstrap /mnt base linux-lts linux-firmware base-devel grub efibootmgr networkmanager

genfstab /mnt > /mnt/etc/fstab

arch-chroot /mnt

# Timezone configuration
ln -sf /usr/share/zoneinfo/Europe/London /etc/localtime
hwclock --systohc

pacman -S vim

vim /etc/locale.gen
# uncommet the line with `en_GB.UTF-8 UTF-8
# Save and exit
locale-gen

vim /etc/locale.conf
# Add "LANG=en_GB.UTF-8"
# Save and exit

vim /etc/vconsole.conf
# ADD "KEYMAP=uk"
# Save and exit

vim /etc/hostname
# Add your chosen hostname
# Save and exit

passwd
# Add and confirm root password

# Create non-root user
useradd -m -G wheel,audio,optical,storage,video <YOUR_NAME>

passwd <YOUR_NAME>
# Add and confirm your user password

visudo
# Uncomment the line with "%wheel ALL=(ALL)ALL"
# Save and exit

systemctl enable NetworkManager

grub-install /dev/sda
grub-mkconfig -o /boot/grub/grub.cfg
exit

umount -a

# I was unable to reboot / shutdown using the `reboot` or `shutdown` commands. Something about /proc not being mounted properly.
reboot