#!/usr/bin/env bash
set -euo pipefail

# nota di Renato
# fatto da Claude Sonnet 4.6 (preferisco tagliarmi le palle che scrivere un bash a mano)

RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m'

info()  { echo -e "${GREEN}[+]${NC} $*"; }
warn()  { echo -e "${YELLOW}[!]${NC} $*"; }
die()   { echo -e "${RED}[✗] FATAL:${NC} $*" >&2; exit 1; }

# ── 1. ensure we're in thePlug ────────────────────────────────────────────────
if [[ "$(basename "$PWD")" != "thePlug" ]]; then
    warn "Not in thePlug — cloning..."
    git clone https://git.reloia.uk/reloia/thePlug || die "git clone failed"
    cd thePlug
fi

# ── 2. spin up dependencies ───────────────────────────────────────────────────
info "Starting Redis and MongoDB..."
docker compose up -d redis mongodb || die "docker compose failed — are Redis/MongoDB defined in compose.yml?"

# ── 3. ensure uv is available ─────────────────────────────────────────────────
if ! command -v uv &>/dev/null; then
    warn "uv not found — installing..."
    curl -LsSf https://astral.sh/uv/install.sh | sh || die "uv installation failed"
    export PATH="$HOME/.local/bin:$PATH"
    command -v uv &>/dev/null || die "uv installed but still not in PATH — open a new shell and retry"
    info "uv installed: $(uv --version)"
fi

# ── 4. ensure tmux is available ───────────────────────────────────────────────
if ! command -v tmux &>/dev/null; then
    warn "tmux not found — installing..."
    sudo apt-get install -y tmux || die "tmux installation failed"
    info "tmux installed"
fi

# ── 5. venv + deps ────────────────────────────────────────────────────────────
info "Creating/updating venv..."
uv venv
source .venv/bin/activate

info "Syncing dependencies..."
uv sync

# ── 6. run in tmux ────────────────────────────────────────────────────────────
SESSION="theplug"

if tmux has-session -t "$SESSION" 2>/dev/null; then
    warn "tmux session '$SESSION' already exists — killing it..."
    tmux kill-session -t "$SESSION"
fi

info "Launching FastAPI in tmux session '$SESSION'..."
tmux new-session -d -s "$SESSION" \
    "cd $(pwd) && source .venv/bin/activate && uv run uvicorn app.main:app --host 0.0.0.0 --port 8000"

info "Done — attach with: tmux attach -t $SESSION"