#!/bin/bash
set -euo pipefail
IFS=$'\n\t'

# ╭──────────────────────────────╮
# │       Config & Identity      │
# ╰──────────────────────────────╯
PROJECT_NAME=$(basename "$(pwd)")
DEFAULT_NAME="Mark Randall Havens"
DEFAULT_EMAIL="mark.r.havens@gmail.com"
RAD_HOME="$HOME/.radicle"
RAD_BIN="$RAD_HOME/bin/rad"
RAD_KEYS="$RAD_HOME/keys.json"
RAD_BACKUP=".radicle-backup/keys.json"
RAD_PATH_LINE='export PATH="$HOME/.radicle/bin:$PATH"'
PROFILE_FILE="$HOME/.bashrc"
PUSH_STATE_FILE=".radicle-push-state"
MARKDOWN_FILE=".radicle-link.md"
SCRIPT_VERSION="1.0"

SEED_GARDEN="seed.radicle.garden"
SEED_KAIROS="kairos-seed.thefoldwithin.earth"
SEED_RAW="app.radicle.network"

info()  { echo -e "\e[1;34m[INFO]\e[0m $*"; }
warn()  { echo -e "\e[1;33m[WARN]\e[0m $*"; }
error() { echo -e "\e[1;31m[ERROR]\e[0m $*" >&2; exit 1; }

# ╭──────────────────────────────╮
# │     Ensure Git is Ready      │
# ╰──────────────────────────────╯
command -v git >/dev/null || {
  sudo apt update && sudo apt install -y git
}
git config --global user.name "$DEFAULT_NAME"
git config --global user.email "$DEFAULT_EMAIL"

# ╭──────────────────────────────╮
# │    Radicle CLI Installation  │
# ╰──────────────────────────────╯
if [ ! -x "$RAD_BIN" ]; then
  sudo apt install -y curl jq unzip
  curl -sSf https://radicle.xyz/install | sh
fi

export PATH="$HOME/.radicle/bin:$PATH"
if ! grep -Fxq "$RAD_PATH_LINE" "$PROFILE_FILE"; then
  echo "$RAD_PATH_LINE" >> "$PROFILE_FILE"
  warn "→ Run 'source $PROFILE_FILE' to make Radicle persistent"
fi

command -v rad >/dev/null || error "Radicle CLI not available."

# ╭──────────────────────────────╮
# │   Identity Restore/Create    │
# ╰──────────────────────────────╯
mkdir -p "$(dirname "$RAD_BACKUP")"
if [ ! -f "$RAD_KEYS" ]; then
  if [ -f "$RAD_BACKUP" ]; then
    cp "$RAD_BACKUP" "$RAD_KEYS"
  else
    rad auth
    cp "$RAD_KEYS" "$RAD_BACKUP"
  fi
fi

# ╭──────────────────────────────╮
# │      Start Radicle Node      │
# ╰──────────────────────────────╯
pgrep -f "rad node start" >/dev/null || {
  nohup rad node start > /dev/null 2>&1 &
  sleep 3
}

# ╭──────────────────────────────╮
# │     Git Repo Initialization  │
# ╰──────────────────────────────╯
if [ ! -d .git ]; then
  git init
  git add .
  git commit -m "Initial commit"
fi

# ╭──────────────────────────────╮
# │    Project Registration      │
# ╰──────────────────────────────╯
if ! rad projects | grep -q "$PROJECT_NAME"; then
  rad init --name "$PROJECT_NAME" --description "Radicle sovereign repo for $PROJECT_NAME"
fi

# ╭──────────────────────────────╮
# │       Push to Radicle        │
# ╰──────────────────────────────╯
CURRENT_BRANCH=$(git symbolic-ref --short HEAD)
CURRENT_COMMIT=$(git rev-parse HEAD)
LAST_PUSHED_COMMIT=$(cat "$PUSH_STATE_FILE" 2>/dev/null || echo "none")

if [[ "$CURRENT_COMMIT" != "$LAST_PUSHED_COMMIT" ]]; then
  git push rad "$CURRENT_BRANCH" && echo "$CURRENT_COMMIT" > "$PUSH_STATE_FILE"
else
  echo "✓ Already pushed: $CURRENT_COMMIT"
fi

# ╭──────────────────────────────╮
# │     Extract IDs + Metadata   │
# ╰──────────────────────────────╯
PROJECT_ID=$(rad self | grep 'Project ID' | awk '{print $NF}')
PEER_ID=$(rad self | grep 'Peer ID' | awk '{print $NF}')
URL_GARDEN="https://app.radicle.xyz/nodes/$SEED_GARDEN/rad:$PROJECT_ID"
URL_KAIROS="https://app.radicle.xyz/nodes/$SEED_KAIROS/rad:$PROJECT_ID"
URL_RAW="https://$SEED_RAW/rad:$PROJECT_ID"

OS_NAME=$(uname -s)
KERNEL_VERSION=$(uname -r)
ARCH=$(uname -m)
WSL_CHECK=$(grep -qi microsoft /proc/version && echo "Yes" || echo "No")
DOCKER_CHECK=$(grep -qE '/docker|/lxc/' /proc/1/cgroup && echo "Yes" || echo "No")
HOSTNAME=$(hostname)
USER_NAME=$(whoami)
TIMEZONE=$(date +%Z)
UPTIME=$(uptime -p || echo "Unknown")
MAC_ADDR=$(ip link | awk '/ether/ {print $2}' | head -n1)
LOCAL_IP=$(hostname -I | awk '{print $1}')
CPU_MODEL=$(grep -m1 'model name' /proc/cpuinfo | cut -d: -f2 | xargs)
RAM_GB=$(awk '/MemTotal/ {printf "%.2f", $2/1024/1024}' /proc/meminfo)
TIMESTAMP=$(date '+%Y-%m-%d %H:%M:%S')

# ╭──────────────────────────────╮
# │     Write Metadata File      │
# ╰──────────────────────────────╯
cat > "$MARKDOWN_FILE" <<EOF
# 🔗 Radicle Project Link Metadata

**Project Name**: \`$PROJECT_NAME\`  
**Peer ID**: \`$PEER_ID\`  
**Project ID**: \`$PROJECT_ID\`

---

## 🌐 Gateway Access URLs

- **Radicle Garden**: [$URL_GARDEN]($URL_GARDEN)
- **Kairos Seed**: [$URL_KAIROS]($URL_KAIROS)
- **Raw Gateway**: [$URL_RAW]($URL_RAW)

---

## 📦 Commit Metadata

- **Branch**: \`$CURRENT_BRANCH\`
- **Commit SHA**: \`$CURRENT_COMMIT\`
- **Timestamp**: \`$TIMESTAMP\`
- **Script Version**: \`v$SCRIPT_VERSION\`

---

## 🧬 Host & OS Fingerprint

- **Host Machine**: \`$HOSTNAME\`
- **User**: \`$USER_NAME\`
- **Time Zone**: \`$TIMEZONE\`
- **WSL**: \`$WSL_CHECK\`
- **Docker**: \`$DOCKER_CHECK\`
- **OS Name**: \`$OS_NAME\`
- **Kernel**: \`$KERNEL_VERSION\`
- **Architecture**: \`$ARCH\`
- **CPU**: \`$CPU_MODEL\`
- **RAM (GB)**: \`$RAM_GB\`
- **Uptime**: \`$UPTIME\`
- **MAC**: \`$MAC_ADDR\`
- **Local IP**: \`$LOCAL_IP\`

---

_Auto-generated by \`gitfield-radicle\` v$SCRIPT_VERSION_
EOF

# ╭──────────────────────────────╮
# │     Manual Config Reminder   │
# ╰──────────────────────────────╯
echo -e "\n🛠️  If you want to use the Kairos seed node persistently:"
echo "[network]"
echo "seeds = [\"/dns4/$SEED_KAIROS/tcp/8776\"]"
echo "→ Add above block to: \`~/.radicle/node/config.toml\`"

# ╭──────────────────────────────╮
# │       Final Output Block     │
# ╰──────────────────────────────╯
echo -e "\n✅ Radicle push completed."
echo "🌐 Access URLs:"
echo "  • Garden: $URL_GARDEN"
echo "  • Kairos: $URL_KAIROS"
echo "  • Raw:    $URL_RAW"
echo "📝 Metadata written to: $MARKDOWN_FILE"