set -euo pipefail

APP=altimate

MUTED='\033[0;2m'

RED='\033[0;31m'

ORANGE='\033[38;5;214m'

NC='\033[0m' # No Color

usage() {

}

requested_version=${VERSION:-}

no_modify_path=false

binary_path=""

while [[ $# -gt 0 ]]; do

case "$1" in

-h|--help)

usage

exit 0

;;

-v|--version)

if [[ -n "${2:-}" ]]; then

requested_version="$2"

shift 2

else

echo -e "${RED}Error: --version requires a version argument${NC}"

exit 1

fi

;;

-b|--binary)

if [[ -n "${2:-}" ]]; then

binary_path="$2"

shift 2

else

echo -e "${RED}Error: --binary requires a path argument${NC}"

exit 1

fi

;;

--no-modify-path)

no_modify_path=true

shift

;;

*)

echo -e "${ORANGE}Warning: Unknown option '$1'${NC}" >&2

shift

;;

esac

INSTALL_DIR=$HOME/.altimate/bin

mkdir -p "$INSTALL_DIR"

if [ -n "$binary_path" ]; then

if [ ! -f "$binary_path" ]; then

echo -e "${RED}Error: Binary not found at ${binary_path}${NC}"

exit 1

fi

specific_version="local"

raw_os=$(uname -s)

os=$(echo "$raw_os" | tr '[:upper:]' '[:lower:]')

case "$raw_os" in

Darwin*) os="darwin" ;;

Linux*) os="linux" ;;

MINGW*|MSYS*|CYGWIN*) os="windows" ;;

esac

arch=$(uname -m)

if [[ "$arch" == "aarch64" ]]; then

arch="arm64"

fi

if [[ "$arch" == "x86_64" ]]; then

arch="x64"

fi

if [ "$os" = "darwin" ] && [ "$arch" = "x64" ]; then

rosetta_flag=$(sysctl -n sysctl.proc_translated 2>/dev/null || echo 0)

if [ "$rosetta_flag" = "1" ]; then

arch="arm64"

echo -e "${MUTED}Rosetta detected — installing arm64 build${NC}"

fi

fi

combo="$os-$arch"

case "$combo" in

linux-x64|linux-arm64|darwin-x64|darwin-arm64|windows-x64)

;;

*)

echo -e "${RED}Unsupported OS/Arch: $os/$arch${NC}"

exit 1

;;

esac

archive_ext=".zip"

if [ "$os" = "linux" ]; then

archive_ext=".tar.gz"

fi

is_musl=false

if [ "$os" = "linux" ]; then

if [ -f /etc/alpine-release ]; then

is_musl=true

fi

if command -v ldd >/dev/null 2>&1; then

# ldd --version exits non-zero on musl by design. With `set -o pipefail`

# (line 2), a pipeline `ldd --version 2>&1 | grep -qi musl` would inherit

# ldd's failure and the if-block would never fire — defeating musl

# detection on every non-Alpine musl distro (Void, Adelie, custom builds).

# Capture output first, then grep.

ldd_out="$(ldd --version 2>&1 || true)"

if printf '%s' "$ldd_out" | grep -qi musl; then

is_musl=true

fi

fi

fi

# @altimateai/altimate-core has no NAPI prebuild for musl. Without a

# musl-shaped archive, the install would 404 silently (without --fail

# curl writes the 404 HTML to disk, and tar then dies "not in gzip

# format"). Fail fast with an actionable message instead.

if [ "$is_musl" = "true" ]; then

echo -e "${RED}Alpine Linux (musl) is not currently supported by the standalone install.${NC}"

echo -e "${MUTED}altimate-core has no NAPI prebuild for musl yet. Workarounds:${NC}"

echo -e " • apk add gcompat ${MUTED}# run glibc binaries on Alpine${NC}"

echo -e " • Use npm + gcompat: apk add gcompat && npm install -g altimate-code"

echo -e " ${MUTED}(the npm postinstall also bails on raw musl; gcompat is required either way)${NC}"

exit 1

fi

needs_baseline=false

if [ "$arch" = "x64" ]; then

if [ "$os" = "linux" ]; then

if ! grep -qwi avx2 /proc/cpuinfo 2>/dev/null; then

needs_baseline=true

fi

fi

if [ "$os" = "darwin" ]; then

avx2=$(sysctl -n hw.optional.avx2_0 2>/dev/null || echo 0)

if [ "$avx2" != "1" ]; then

needs_baseline=true

fi

fi

if [ "$os" = "windows" ]; then

ps="(Add-Type -MemberDefinition \"[DllImport(\"\"kernel32.dll\"\")] public static extern bool IsProcessorFeaturePresent(int ProcessorFeature);\" -Name Kernel32 -Namespace Win32 -PassThru)::IsProcessorFeaturePresent(40)"

out=""

if command -v powershell.exe >/dev/null 2>&1; then

out=$(powershell.exe -NoProfile -NonInteractive -Command "$ps" 2>/dev/null || true)

elif command -v pwsh >/dev/null 2>&1; then

out=$(pwsh -NoProfile -NonInteractive -Command "$ps" 2>/dev/null || true)

fi

out=$(echo "$out" | tr -d '\r' | tr '[:upper:]' '[:lower:]' | tr -d '[:space:]')

if [ "$out" != "true" ] && [ "$out" != "1" ]; then

needs_baseline=true

fi

fi

fi

target="$os-$arch"

if [ "$needs_baseline" = "true" ]; then

target="$target-baseline"

fi

# is_musl=true would have exited above — no musl target suffix is constructed.

filename="$APP-$target$archive_ext"

# Windows release archives ship altimate.exe, every other target ships altimate.

binary_name="$APP"

if [ "$os" = "windows" ]; then

binary_name="$APP.exe"

fi

if [ "$os" = "linux" ]; then

if ! command -v tar >/dev/null 2>&1; then

echo -e "${RED}Error: 'tar' is required but not installed.${NC}"

exit 1

fi

else

if ! command -v unzip >/dev/null 2>&1; then

echo -e "${RED}Error: 'unzip' is required but not installed.${NC}"

exit 1

fi

fi

if [ -z "$requested_version" ]; then

url="https://github.com/AltimateAI/altimate-code/releases/latest/download/$filename"

# The download above resolves "latest" server-side, so this API call only

# feeds the version display and the already-installed short-circuit. A

# transient api.github.com blip or the unauthenticated rate limit

# (60/hr/IP) must NOT abort the install — retry a few times with --fail

# (so a 504 retries instead of parsing an error body), then proceed

# without the version string.

#

# --max-time 10 bounds a dead-air socket (curl's default has no transfer

# cap), and the trailing `|| true` is load-bearing: under `set -euo

# pipefail`, a failing `curl --fail` propagates through the pipeline and

# the assignment, so `set -e` would abort the script before the loop can

# retry or degrade. `|| true` lets the failure resolve to an empty string.

specific_version=""

for attempt in 1 2 3; do

specific_version=$(curl -fsSL --max-time 10 https://api.github.com/repos/AltimateAI/altimate-code/releases/latest 2>/dev/null | sed -n 's/.*"tag_name": *"v\([^"]*\)".*/\1/p' || true)

[ -n "$specific_version" ] && break

[ "$attempt" -lt 3 ] && sleep "$attempt"

done

if [ -z "$specific_version" ]; then

echo -e "${MUTED}Could not resolve the latest version from GitHub (API unavailable) — installing the latest release anyway.${NC}"

fi

else

# Strip leading 'v' if present

requested_version="${requested_version#v}"

url="https://github.com/AltimateAI/altimate-code/releases/download/v${requested_version}/$filename"

specific_version=$requested_version

# Verify the release exists before downloading

http_status=$(curl -sI -o /dev/null -w "%{http_code}" "https://github.com/AltimateAI/altimate-code/releases/tag/v${requested_version}")

if [ "$http_status" = "404" ]; then

echo -e "${RED}Error: Release v${requested_version} not found${NC}"

echo -e "${MUTED}Available releases: https://github.com/AltimateAI/altimate-code/releases${NC}"

exit 1

fi

fi

print_message() {

}

check_version() {

}

unbuffered_sed() {

}

print_progress() {

}

download_with_progress() {

}

verify_checksum() {

}

download_and_install() {

}

link_alias() {

}

write_windows_shims() {

}

write_shim() {

}

install_from_binary() {

}

write_install_marker() {

}

if [ -n "$binary_path" ]; then

install_from_binary

# Attributed as "local", not "curl": --binary installs a file the caller already

# had (dev build, air-gapped artifact) and sets specific_version="local", so

# folding it into the curl metric would misreport both source and version.

# Still recorded — it is a real install — just not a curl one.

write_install_marker "local"

check_version

download_and_install

# Only reached when an install actually happened: check_version exits 0 early

# when the requested version is already present.

write_install_marker "curl"

add_to_path() {

}

XDG_CONFIG_HOME=${XDG_CONFIG_HOME:-$HOME/.config}

current_shell=$(basename "$SHELL")

case $current_shell in

fish)

config_files="$HOME/.config/fish/config.fish"

;;

zsh)

config_files="${ZDOTDIR:-$HOME}/.zshrc ${ZDOTDIR:-$HOME}/.zshenv $XDG_CONFIG_HOME/zsh/.zshrc $XDG_CONFIG_HOME/zsh/.zshenv"

;;

bash)

config_files="$HOME/.bashrc $HOME/.bash_profile $HOME/.profile $XDG_CONFIG_HOME/bash/.bashrc $XDG_CONFIG_HOME/bash/.bash_profile"

;;

ash)

config_files="$HOME/.ashrc $HOME/.profile /etc/profile"

;;

sh)

config_files="$HOME/.ashrc $HOME/.profile /etc/profile"

;;

*)

# Default case if none of the above matches

config_files="$HOME/.bashrc $HOME/.bash_profile $XDG_CONFIG_HOME/bash/.bashrc $XDG_CONFIG_HOME/bash/.bash_profile"

;;

if [[ "$no_modify_path" != "true" ]]; then

config_file=""

for file in $config_files; do

if [[ -f $file ]]; then

config_file=$file

break

fi

done

if [[ -z $config_file ]]; then

print_message warning "No config file found for $current_shell. You may need to manually add to PATH:"

print_message info " export PATH=$INSTALL_DIR:\$PATH"

elif [[ ":$PATH:" != *":$INSTALL_DIR:"* ]]; then

case $current_shell in

fish)

add_to_path "$config_file" "fish_add_path $INSTALL_DIR"

;;

zsh)

add_to_path "$config_file" "export PATH=$INSTALL_DIR:\$PATH"

;;

bash)

add_to_path "$config_file" "export PATH=$INSTALL_DIR:\$PATH"

;;

ash)

add_to_path "$config_file" "export PATH=$INSTALL_DIR:\$PATH"

;;

sh)

add_to_path "$config_file" "export PATH=$INSTALL_DIR:\$PATH"

;;

*)

export PATH=$INSTALL_DIR:$PATH

print_message warning "Manually add the directory to $config_file (or similar):"

print_message info " export PATH=$INSTALL_DIR:\$PATH"

;;

esac

fi

if [ -n "${GITHUB_ACTIONS-}" ] && [ "${GITHUB_ACTIONS}" == "true" ]; then

echo "$INSTALL_DIR" >> $GITHUB_PATH

print_message info "Added $INSTALL_DIR to \$GITHUB_PATH"

echo -e ""

echo -e ""

echo -e ""

echo -e "${MUTED}Get started:${NC}"

echo -e ""

echo -e "altimate ${MUTED}# Open the TUI${NC}"

echo -e "altimate run \"hello\" ${MUTED}# Run a quick task${NC}"

echo -e "altimate --help ${MUTED}# See all commands${NC}"

echo -e ""

echo -e "${MUTED}Docs: ${NC}https://altimate-code.dev"

echo -e ""

echo -e ""