Try to cd by swapping base by symlink

.bashrc

# Append this to your "~/.bashrc" file

if LINK="$(~/cdlink.sh ~/SeaDrive)"; then
    cd "$LINK"
    echo Changed base path to "${LINK@Q}"
fi

cdlink.sh

#!/usr/bin/env bash

set -euo pipefail

# Try to cd by swapping base by symlink
cdlink () {
    local relative
    local previous
    local base="$1"
    previous="$(pwd)"
    relative="$(realpath --relative-base="$base" .)"
    cd "$base"
    cd "$relative"
    if [[ "$(pwd)" != "$previous" ]]; then
        return 0;
    fi
    cd "$previous"
    return 1;
}

for symlink in "$@"; do
    if ! cdlink "$symlink"; then
        continue
    fi
    pwd
    exit 0
done;
exit 1