sui: add script for switching Move.toml files between networks

sui/scripts/switch.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+network="$1"
+valid_networks=("devnet" "testnet" "mainnet" "reset")
+
+usage() {
+    echo "Usage: $0 {devnet|testnet|mainnet|reset}" >&2
+    exit 1
+}
+
+if [[ ! " ${valid_networks[@]} " =~ " ${network} " ]]; then
+    echo "Error: Unrecognized network '${network}'."
+    usage
+fi
+
+git ls-files | grep 'Move.toml' | while read -r file; do
+    if [[ "$network" == "reset" ]]; then
+        echo "Resetting $file"
+        git checkout "$file" --quiet
+    else
+        dir=$(dirname "$file")
+        base=$(basename "$file")
+        new_file="${dir}/Move.$network.toml"
+        if [ -f "$new_file" ]; then
+            echo "Switching $file to $new_file"
+            rm "$file"
+            # Create a relative symlink
+            (cd "$dir" && ln -s "$(basename "$new_file")" "$base")
+        fi
+    fi
+done