#!/bin/sh
# Connect your coding agent to Mixpeek.
#
#   curl -fsSL https://mixpeek.com/install | sh
#
# Adds the hosted Mixpeek MCP server (https://mcp.mixpeek.com/mcp) to every
# agent it finds on this machine: Claude Code, Codex, Gemini CLI and Cursor.
# It installs no binaries and needs no root. Read it before you run it:
# https://mixpeek.com/install
#
# Your API key comes from MIXPEEK_API_KEY, or the script asks for it.
# Create one at https://studio.mixpeek.com/settings/api-keys
#
# Docs: https://mixpeek.com/docs/agent-integrations/mcp

set -eu

MCP_URL="${MIXPEEK_MCP_URL:-https://mcp.mixpeek.com/mcp}"
NAME="mixpeek"

say() { printf '%s\n' "$*"; }
ok() { printf '  \033[32m+\033[0m %s\n' "$*"; }
skip() { printf '  - %s\n' "$*"; }
have() { command -v "$1" >/dev/null 2>&1; }

say ""
say "Mixpeek: connect your agent"
say ""

KEY="${MIXPEEK_API_KEY:-}"
if [ -z "$KEY" ]; then
  # Ask on the terminal: stdin is the script itself when piped from curl.
  # Test by opening the tty, since it can exist and still fail to open.
  if (exec </dev/tty) 2>/dev/null; then
    say "No MIXPEEK_API_KEY in your environment."
    say "Create a key at https://studio.mixpeek.com/settings/api-keys, then paste it here."
    stty -echo </dev/tty 2>/dev/null || true
    printf 'API key: ' >/dev/tty 2>/dev/null || true
    IFS= read -r KEY </dev/tty 2>/dev/null || KEY=""
    stty echo </dev/tty 2>/dev/null || true
    printf '\n' >/dev/tty 2>/dev/null || true
  fi
fi
KEY=$(printf '%s' "$KEY" | tr -d '[:space:]')
if [ -z "$KEY" ]; then
  say "No API key, so nothing was changed."
  say "Run again with:  MIXPEEK_API_KEY=your_key sh -c \"\$(curl -fsSL https://mixpeek.com/install)\""
  exit 1
fi

AUTH="Authorization: Bearer $KEY"
added=0

# Claude Code
if have claude; then
  claude mcp remove --scope user "$NAME" >/dev/null 2>&1 || true
  if claude mcp add --scope user --transport http "$NAME" "$MCP_URL" --header "$AUTH" >/dev/null 2>&1; then
    ok "Claude Code (user scope)"; added=$((added + 1))
  else
    skip "Claude Code: 'claude mcp add' failed. Add it by hand: claude mcp add --scope user --transport http $NAME $MCP_URL --header \"Authorization: Bearer <key>\""
  fi
fi

# Gemini CLI
if have gemini; then
  gemini mcp remove --scope user "$NAME" >/dev/null 2>&1 || true
  if gemini mcp add --scope user --transport http "$NAME" "$MCP_URL" -H "$AUTH" >/dev/null 2>&1; then
    ok "Gemini CLI (user scope)"; added=$((added + 1))
  else
    skip "Gemini CLI: 'gemini mcp add' failed."
  fi
fi

# Codex reads the bearer token from an environment variable, so the key is not
# written to its config. MIXPEEK_API_KEY must be set in the shell that runs codex.
CODEX_NEEDS_ENV=0
if have codex; then
  codex mcp remove "$NAME" >/dev/null 2>&1 || true
  if codex mcp add "$NAME" --url "$MCP_URL" --bearer-token-env-var MIXPEEK_API_KEY >/dev/null 2>&1; then
    ok "Codex (reads MIXPEEK_API_KEY from your environment)"; added=$((added + 1)); CODEX_NEEDS_ENV=1
  else
    skip "Codex: 'codex mcp add' failed."
  fi
fi

# Cursor: merge into ~/.cursor/mcp.json, keeping a backup of the old file.
if [ -d "$HOME/.cursor" ]; then
  if have python3; then
    if MIXPEEK_KEY="$KEY" MIXPEEK_URL="$MCP_URL" MIXPEEK_NAME="$NAME" python3 - <<'PY'
import json, os, shutil
p = os.path.expanduser("~/.cursor/mcp.json")
cfg = {}
if os.path.exists(p):
    shutil.copyfile(p, p + ".bak")
    with open(p) as f:
        txt = f.read().strip()
    cfg = json.loads(txt) if txt else {}
cfg.setdefault("mcpServers", {})[os.environ["MIXPEEK_NAME"]] = {
    "url": os.environ["MIXPEEK_URL"],
    "headers": {"Authorization": "Bearer " + os.environ["MIXPEEK_KEY"]},
}
with open(p, "w") as f:
    json.dump(cfg, f, indent=2)
    f.write("\n")
PY
    then
      ok "Cursor (~/.cursor/mcp.json; previous file saved as mcp.json.bak)"; added=$((added + 1))
    else
      skip "Cursor: could not update ~/.cursor/mcp.json (is it valid JSON?)"
    fi
  else
    skip "Cursor: python3 not found, so ~/.cursor/mcp.json was left alone."
  fi
fi

say ""
if [ "$added" -eq 0 ]; then
  say "No supported agent found (Claude Code, Codex, Gemini CLI, Cursor)."
  say "Add this MCP server to your agent's config:"
  say ""
  say "  {\"mcpServers\": {\"$NAME\": {\"url\": \"$MCP_URL\","
  say "    \"headers\": {\"Authorization\": \"Bearer <your key>\"}}}}"
  say ""
  say "Docs: https://mixpeek.com/docs/agent-integrations/mcp"
  exit 0
fi

say "Connected $added agent(s) to $MCP_URL."
if [ "$CODEX_NEEDS_ENV" -eq 1 ] && [ -z "${MIXPEEK_API_KEY:-}" ]; then
  say ""
  say "For Codex, add this to your shell profile:  export MIXPEEK_API_KEY=<your key>"
fi
say ""
say "Restart your agent, then try:"
say "  \"Use Mixpeek to list my namespaces\""
say ""
say "Docs: https://mixpeek.com/docs/agent-integrations/mcp"