set-epochs.sh

#!/usr/bin/env bash
set -e

while getopts p: flag
do
    case "${flag}" in
        p) profile=${OPTARG};;
    esac
done

echo Using epoch profile: $profile

if [ "$profile" = "dry-run" ]; then
    # Dry run has 24 hour epochs
    timestamp=$(date +%s)
    timestamp=$(expr $timestamp - 86401)
    period=86400 # 1 days
elif [ "$profile" = "staging" ]; then
    # Staging has 15 minute epochs
    timestamp=$(date +%s)
    timestamp=$(expr $timestamp - 901)
    period=900 # 15 minutes
elif [ "$profile" = "dev" ]; then
    # Dev has 400 second epochs
    timestamp=$(date +%s)
    timestamp=$(expr $timestamp - 401)
    period=400 # 400 seconds
elif [ "$profile" = "test" ]; then
    # Mainnet has 15 day epochs
    timestamp="1713099600"
    period=1296000 # 15 days
elif [ "$profile" = "production" ]; then
    # Mainnet has 15 day epochs
    timestamp="1713099600" # 9am EST, April 14th 2024
    period=1296000 # 15 days
fi

sed "s/.*constant STARTING_TIMESTAMP.*/    uint40 internal constant STARTING_TIMESTAMP = $timestamp;/" lib/ttg/src/libs/PureEpochs.sol > ./lib/ttg/src/libs/PureEpochs1.sol
sed "s/.*constant EPOCH_PERIOD.*/    uint40 internal constant EPOCH_PERIOD = $period;/" lib/ttg/src/libs/PureEpochs1.sol > ./lib/ttg/src/libs/PureEpochs2.sol
sed "s/.*mode=epoch.*/        return \"mode=epoch\&epochUnderlyingSource=blockTimestamp\&epochStartingTimestamp=$timestamp\&epochPeriod=$period\";/" lib/ttg/src/libs/PureEpochs2.sol > ./lib/ttg/src/libs/PureEpochs3.sol

mv ./lib/ttg/src/libs/PureEpochs3.sol ./lib/ttg/src/libs/PureEpochs.sol
rm ./lib/ttg/src/libs/PureEpochs1.sol
rm ./lib/ttg/src/libs/PureEpochs2.sol