install.sh

#!/bin/bash

set -e

APP_NAME="ccr-switch"
INSTALL_DIR="$HOME/.local/share/$APP_NAME"
BIN_DIR="$HOME/.local/bin"
CMD_NAME="ccrswitch"
REPO="hjnnjh/claude-code-router-switch"
GITHUB_RAW="https://raw.githubusercontent.com/$REPO"

# ANSI colors
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
RED='\033[0;31m'
NC='\033[0m' # No Color

echo -e "${GREEN}Installing $APP_NAME...${NC}"

# 1. Pre-flight checks
echo "Checking dependencies..."

if ! command -v python3 &> /dev/null; then
    echo -e "${YELLOW}Warning: python3 not found.${NC} It is required for the helper script."
fi

if ! command -v uv &> /dev/null; then
    echo -e "${YELLOW}Warning: 'uv' not found.${NC} It is required to run the scripts."
    echo "Please install it: curl -LsSf https://astral.sh/uv/install.sh | sh"
fi

if ! command -v ccr &> /dev/null; then
    echo -e "${YELLOW}Warning: 'ccr' command not found.${NC} Please ensure Claude Code Router is installed."
fi

# 2. Setup Directories
echo "Creating directories..."
mkdir -p "$INSTALL_DIR"
mkdir -p "$BIN_DIR"
mkdir -p "$HOME/.claude-code-router/presets"

# 3. Get source files (local or remote)
SOURCE_DIR=""
if [ -n "${BASH_SOURCE[0]}" ] && [ "${BASH_SOURCE[0]}" != "bash" ]; then
    SOURCE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" 2>/dev/null && pwd)" || true
fi

if [ -n "$SOURCE_DIR" ] && [ -f "$SOURCE_DIR/sync_ccr.sh" ] && [ -f "$SOURCE_DIR/ccr_helper.py" ]; then
    # Local install: copy files from source directory
    echo "Copying files to $INSTALL_DIR..."
    cp "$SOURCE_DIR/sync_ccr.sh" "$INSTALL_DIR/"
    cp "$SOURCE_DIR/ccr_helper.py" "$INSTALL_DIR/"
else
    # Remote install: download files from GitHub
    echo "Downloading files from GitHub..."

    if ! command -v curl &> /dev/null; then
        echo -e "${RED}Error: 'curl' is required for remote installation.${NC}"
        exit 1
    fi

    # Determine branch/tag: use VERSION env var if set, otherwise "master"
    BRANCH="${CCR_SWITCH_VERSION:-master}"

    for file in sync_ccr.sh ccr_helper.py; do
        echo "  Downloading $file..."
        if ! curl -fsSL "$GITHUB_RAW/$BRANCH/$file" -o "$INSTALL_DIR/$file"; then
            echo -e "${RED}Error: Failed to download $file${NC}"
            exit 1
        fi
    done
fi

# 4. Create Wrapper
WRAPPER_PATH="$BIN_DIR/$CMD_NAME"
echo "Creating global command '$CMD_NAME' at $WRAPPER_PATH..."

cat > "$WRAPPER_PATH" <<EOF
#!/bin/bash
exec "$INSTALL_DIR/sync_ccr.sh" "\$@"
EOF

# 5. Permissions
chmod +x "$INSTALL_DIR/sync_ccr.sh"
chmod +x "$WRAPPER_PATH"

# 6. Check PATH
case ":$PATH:" in
    *":$BIN_DIR:"*) ;;
    *) echo -e "${YELLOW}Warning: $BIN_DIR is not in your PATH.${NC}" ;;
esac

echo "--------------------------------------------------"
echo -e "${GREEN}✅ Installation successful!${NC}"
echo ""
echo "You can now run the tool using the command:"
echo -e "  ${GREEN}$CMD_NAME${NC}"
echo ""
echo "Installed files:"
echo "  - Script:  $INSTALL_DIR/sync_ccr.sh"
echo "  - Wrapper: $WRAPPER_PATH"
echo "--------------------------------------------------"