# install dependencies, if needed
sudo apt update && sudo apt upgrade -y
sudo apt install curl git wget htop tmux build-essential jq make lz4 gcc unzip -y

# install go, if needed
cd $HOME
VER="1.23.4"
wget "https://golang.org/dl/go$VER.linux-amd64.tar.gz"
sudo rm -rf /usr/local/go
sudo tar -C /usr/local -xzf "go$VER.linux-amd64.tar.gz"
rm "go$VER.linux-amd64.tar.gz"
[ ! -f ~/.bash_profile ] && touch ~/.bash_profile
echo "export PATH=$PATH:/usr/local/go/bin:~/go/bin" >> ~/.bash_profile
source $HOME/.bash_profile
[ ! -d ~/go/bin ] && mkdir -p ~/go/bin

# set vars
echo "export WALLET="wallet"" >> $HOME/.bash_profile
echo "export MONIKER="test"" >> $HOME/.bash_profile
echo "export tnam_CHAIN_ID="namada.5f5de2dd1b88cba30586420"" >> $HOME/.bash_profile
echo "export tnam_PORT="11657"" >> $HOME/.bash_profile
source $HOME/.bash_profile

# download binary


# config and init app
namada config node tcp://localhost:${tnam_PORT}657
namada config keyring-backend os
namada config chain-id namada.5f5de2dd1b88cba30586420
namada init "test" --chain-id namada.5f5de2dd1b88cba30586420

# download genesis and addrbook
wget -O $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/genesis.json https://mainnet-files.mekonglabs.tech/namada/genesis.json
wget -O $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/addrbook.json https://mainnet-files.mekonglabs.tech/namada/addrbook.json

# set seeds and peers
SEEDS="904a389dd47dd0af68eb9aa645a605b72ecc22a3@namada-mainnet-seed.mekonglabs.tech:11656"
PEERS="904a389dd47dd0af68eb9aa645a605b72ecc22a3@namada-mainnet-peer.mekonglabs.tech:11656"
sed -i -e "s/^seeds *=.*/seeds = \"$SEEDS\"/; s/^persistent_peers *=.*/persistent_peers = \"$PEERS\"/" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/config.toml

# set custom ports in app.toml
sed -i.bak -e "s%:1317%:${tnam_PORT}317%g;
s%:8080%:${tnam_PORT}080%g;
s%:9090%:${tnam_PORT}090%g;
s%:9091%:${tnam_PORT}091%g;
s%:8545%:${tnam_PORT}545%g;
s%:8546%:${tnam_PORT}546%g;
s%:6065%:${tnam_PORT}065%g" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/app.toml

# set custom ports in config.toml file
sed -i.bak -e "s%:26658%:${tnam_PORT}658%g;
s%:26657%:${tnam_PORT}657%g;
s%:6060%:${tnam_PORT}060%g;
s%:26656%:${tnam_PORT}656%g;
s%^external_address = \"\"%external_address = \"$(wget -qO- eth0.me):${tnam_PORT}656\"%;
s%:26660%:${tnam_PORT}660%g" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/config.toml

# config pruning
sed -i -e "s/^pruning *=.*/pruning = \"custom\"/" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"100\"/" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"50\"/" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/app.toml

# set minimum gas price, enable prometheus and disable indexing
sed -i 's|minimum-gas-prices =.*|minimum-gas-prices = ""|g' $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/app.toml
sed -i -e "s/prometheus = false/prometheus = true/" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/config.toml
sed -i -e "s/^indexer *=.*/indexer = \"null\"/" $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420/config/config.toml

# create service file
sudo tee /etc/systemd/system/namada.service > /dev/null <<EOF
[Unit]
Description=Namada node
After=network-online.target
[Service]
User=$USER
WorkingDirectory=$HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420
ExecStart=$(which namada) start --home $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420
Restart=on-failure
RestartSec=5
LimitNOFILE=65535
[Install]
WantedBy=multi-user.target
EOF

# reset and download snapshot
namada  --home $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420
if curl -s --head curl https://mainnet-files.mekonglabs.tech/namada/snap_namada.tar.lz4 | head -n 1 | grep "200" > /dev/null; then
  curl https://mainnet-files.mekonglabs.tech/namada/snap_namada.tar.lz4 | lz4 -dc - | tar -xf - -C $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420
    else
  echo no have snap
fi

# enable and start service
sudo systemctl daemon-reload
sudo systemctl enable namada
sudo systemctl restart namada && sudo journalctl -u namada -f

source <(curl -s https://mekonglabs.tech/api/mainnet/namada/autoinstall/)

# to create a new wallet, use the following command. don’t forget to save the mnemonic
namada keys add $WALLET

# to restore exexuting wallet, use the following command
namada keys add $WALLET --recover

# save wallet and validator address
WALLET_ADDRESS=$(namada keys show $WALLET -a)
VALOPER_ADDRESS=$(namada keys show $WALLET --bech val -a)
echo "export WALLET_ADDRESS="$WALLET_ADDRESS >> $HOME/.bash_profile
echo "export VALOPER_ADDRESS="$VALOPER_ADDRESS >> $HOME/.bash_profile
source $HOME/.bash_profile

# check sync status, once your node is fully synced, the output from above will print "false"
namada status 2>&1 | jq .SyncInfo

# before creating a validator, you need to fund your wallet and check balance
namada query bank balances $WALLET_ADDRESS

sudo ufw default allow outgoing 
sudo ufw default deny incoming 
sudo ufw allow ssh/tcp 
sudo ufw allow ${tnam_PORT}656/tcp
sudo ufw enable

sudo systemctl stop namada
sudo systemctl disable namada
sudo rm -rf /etc/systemd/system/namada.service
sudo rm $(which namada)
sudo rm -rf $HOME/.local/share/namada/namada.5f5de2dd1b88cba30586420
sed -i "/tnam_/d" $HOME/.bash_profile