#!/bin/bash
set -euo pipefail

# ─────────────────────────────────────────────────────────────────────────────
#  SpinOrFlip Skill Installer for Claude Code
#  Generated by spinorflip.com
# ─────────────────────────────────────────────────────────────────────────────

COMMANDS_DIR="$HOME/.claude/commands"
SKILL_FILE="$COMMANDS_DIR/spinorflip.md"
MCP_INDEX="$HOME/.spinorflip-mcp/index.js"
CLAUDE_MCP="$HOME/.claude/mcp.json"

GRN='\033[0;32m'; YLW='\033[1;33m'; RED='\033[0;31m'; NC='\033[0m'

echo ""
echo "  ┌──────────────────────────────────────────┐"
echo "  │  🌀 Spin or Flip — Claude Code Installer │"
echo "  └──────────────────────────────────────────┘"
echo ""

# ── 1. Write skill file ──────────────────────────────────────────────────────
mkdir -p "$COMMANDS_DIR"
echo 'LS0tCmRlc2NyaXB0aW9uOiBDcmVhdGUgYSBTcGluIG9yIEZsaXAgZGVjaXNpb24gd2hlZWwgZnJvbSBhbnkgdG9waWMKLS0tCgpDcmVhdGUgYSBTcGluIG9yIEZsaXAgZGVjaXNpb24gd2hlZWwgZm9yOiAkQVJHVU1FTlRTCgpJZiB0aGUgYHNwaW5vcmZsaXBgIE1DUCB0b29sIGlzIGF2YWlsYWJsZSBpbiB0aGlzIHNlc3Npb24sIGNhbGwgaXQgd2l0aCB0aGUgdG9waWMgZnJvbSB0aGUgaW5wdXQuCgpJZiB0aGUgTUNQIHRvb2wgaXMgTk9UIGF2YWlsYWJsZSwgZG8gdGhpcyBtYW51YWxseToKMS4gQ29tZSB1cCB3aXRoIGEgc2hvcnQgdGl0bGUgKDLigJM1IHdvcmRzKSBmb3IgdGhlIHRvcGljCjIuIEdlbmVyYXRlIGV4YWN0bHkgOCBjb25jaXNlIG9wdGlvbnMgKDHigJM0IHdvcmRzIGVhY2gpIOKAlCB0aGUgYmVzdC9tb3N0IGNsYXNzaWMgY2hvaWNlcwozLiBCdWlsZCB0aGUgVVJMOiBgaHR0cHM6Ly93d3cuc3Bpbm9yZmxpcC5jb20vP3RpdGxlPVRJVExFJm9wdGlvbnM9SlNPTl9BUlJBWWAKICAgd2hlcmUgSlNPTl9BUlJBWSBpcyBhIFVSTC1lbmNvZGVkIEpTT04gYXJyYXkgb2YgOCBzdHJpbmdzCgpUaGVuOgotIFNob3cgdGhlIHRpdGxlIGFuZCBudW1iZXJlZCBsaXN0IG9mIDggb3B0aW9ucwotIFByZXNlbnQgdGhlIFNwaW4gb3IgRmxpcCBVUkwgYXMgYSBjbGlja2FibGUgbGluawotIE9mZmVyIHRvIGFkanVzdCBvcHRpb25zIGlmIHRoZSB1c2VyIHdhbnRzIGNoYW5nZXMKCklmIG5vIHRvcGljIHdhcyBwcm92aWRlZCAodXNlciB0eXBlZCBqdXN0IGAvc3Bpbm9yZmxpcGApLCBhc2sgdGhlbSB3aGF0IHRoZXknZCBsaWtlIHRvIGRlY2lkZS4K' | base64 --decode > "$SKILL_FILE"
echo -e "${GRN}✓  Skill installed at $SKILL_FILE${NC}"

# ── 2. Optional: wire MCP server into Claude Code if already installed ───────
if [ -f "$MCP_INDEX" ]; then
  NODE_PATH=""
  NVM_DIR="$HOME/.nvm"
  NVM_LATEST=$(ls "$NVM_DIR/versions/node/" 2>/dev/null | sort -V | tail -1)

  for candidate in \
    "$(command -v node 2>/dev/null || true)" \
    "$NVM_DIR/versions/node/$NVM_LATEST/bin/node" \
    "/opt/homebrew/bin/node" \
    "/usr/local/bin/node"; do
    if [ -x "$candidate" ]; then
      NODE_PATH="$candidate"
      break
    fi
  done

  if [ -n "$NODE_PATH" ]; then
    CLAUDE_MCP="$CLAUDE_MCP" \
    NODE_PATH="$NODE_PATH" \
    MCP_INDEX="$MCP_INDEX" \
    python3 - << 'PYEOF'
import json, os, sys

mcp_path   = os.environ['CLAUDE_MCP']
node_path  = os.environ['NODE_PATH']
index_path = os.environ['MCP_INDEX']

try:
    with open(mcp_path, 'r') as f:
        cfg = json.load(f)
except Exception:
    cfg = {}

cfg.setdefault('mcpServers', {})
if 'spin-or-flip' not in cfg['mcpServers']:
    cfg['mcpServers']['spin-or-flip'] = {
        'command': node_path,
        'args':    [index_path],
        'env':     {}
    }
    os.makedirs(os.path.dirname(mcp_path), exist_ok=True)
    with open(mcp_path, 'w') as f:
        json.dump(cfg, f, indent=2)
    print('\033[0;32m✓  MCP server also connected to Claude Code\033[0m')
PYEOF
  fi
fi

# ── Done ─────────────────────────────────────────────────────────────────────
echo ""
echo "────────────────────────────────────────────────"
echo -e "${GRN}✅  Done! In any Claude Code session type:${NC}"
echo ""
echo "   /spinorflip dinner ideas"
echo ""
echo "   For AI-generated wheels with backgrounds,"
echo "   also install the MCP server from:"
echo "   https://www.spinorflip.com (Settings → MCP)"
echo "────────────────────────────────────────────────"
echo ""
read -rp "Press Enter to close..."