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#1	#!/bin/bash
#2	#
#3	# Mnemosyne Install Script for Hermes Agent
#4	# Handles the directory mismatch between docs and reality
#5	#
#6
#7	set -e
#8
#9	# Colors for output
#10	RED='\033[0;31m'
#11	GREEN='\033[0;32m'
#12	YELLOW='\033[1;33m'
#13	NC='\033[0m' # No Color
#14
#15	echo "═══════════════════════════════════════════════════════════"
#16	echo " Mnemosyne Installer for Hermes Agent"
#17	echo "═══════════════════════════════════════════════════════════"
#18	echo ""
#19
#20	# Find Hermes home directory
#21	HERMES_HOME="${HERMES_HOME:-$HOME/.hermes}"
#22	HERMES_VENV="${HERMES_HOME}/hermes-agent"
#23
#24	# The location Hermes actually looks for memory plugins
#25	HERMES_PLUGIN_DIR="${HERMES_VENV}/plugins/memory"
#26	MNEMOSYNE_LINK="${HERMES_PLUGIN_DIR}/mnemosyne"
#27
#28	# Current location (where this script is)
#29	MNEMOSYNE_SRC="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
#30
#31	echo "📁 Hermes home: ${HERMES_HOME}"
#32	echo "📁 Hermes venv: ${HERMES_VENV}"
#33	echo "📁 Mnemosyne source: ${MNEMOSYNE_SRC}"
#34	echo "📁 Plugin target: ${MNEMOSYNE_LINK}"
#35	echo ""
#36
#37	# Check if Hermes is installed
#38	if [ ! -d "${HERMES_VENV}" ]; then
#39	echo -e "${RED}❌ Hermes not found at ${HERMES_VENV}${NC}"
#40	echo ""
#41	echo "Please install Hermes first:"
#42	echo " https://github.com/NousResearch/hermes-agent#installation"
#43	exit 1
#44	fi
#45
#46	echo -e "${GREEN}✓ Hermes found${NC}"
#47
#48	# Create the plugins/memory directory if it doesn't exist
#49	mkdir -p "${HERMES_PLUGIN_DIR}"
#50
#51	# Remove existing symlink or directory if present
#52	if [ -L "${MNEMOSYNE_LINK}" ]; then
#53	echo "🔄 Removing existing symlink..."
#54	rm "${MNEMOSYNE_LINK}"
#55	elif [ -d "${MNEMOSYNE_LINK}" ]; then
#56	echo -e "${YELLOW}⚠️ Existing mnemosyne directory found, backing up...${NC}"
#57	mv "${MNEMOSYNE_LINK}" "${MNEMOSYNE_LINK}.backup.$(date +%s)"
#58	fi
#59
#60	# Create symlink
#61	echo "🔗 Creating symlink..."
#62	ln -s "${MNEMOSYNE_SRC}" "${MNEMOSYNE_LINK}"
#63
#64	# Also create the legacy location for backwards compatibility
#65	LEGACY_PLUGIN_DIR="${HERMES_HOME}/plugins"
#66	if [ ! -d "${LEGACY_PLUGIN_DIR}" ]; then
#67	mkdir -p "${LEGACY_PLUGIN_DIR}"
#68	fi
#69
#70	LEGACY_LINK="${LEGACY_PLUGIN_DIR}/mnemosyne"
#71	if [ -L "${LEGACY_LINK}" ] \|\| [ -d "${LEGACY_LINK}" ]; then
#72	rm -rf "${LEGACY_LINK}" 2>/dev/null \|\| true
#73	fi
#74	ln -s "${MNEMOSYNE_SRC}" "${LEGACY_LINK}" 2>/dev/null \|\| true
#75
#76	# Install dependencies into Hermes's venv
#77	echo ""
#78	echo "📦 Installing dependencies into Hermes venv..."
#79
#80	if [ -f "${HERMES_VENV}/bin/activate" ]; then
#81	# Use Hermes's Python
#82	HERMES_PYTHON="${HERMES_VENV}/bin/python"
#83
#84	# Install mnemosyne package itself
#85	"${HERMES_PYTHON}" -m pip install -e "${MNEMOSYNE_SRC}" --quiet
#86
#87	# Install fastembed for dense retrieval (optional but recommended)
#88	echo ""
#89	read -p "Install fastembed for dense retrieval? [Y/n] " -n 1 -r
#90	echo
#91	if [[ $REPLY =~ ^[Yy]$ ]] \|\| [[ -z $REPLY ]]; then
#92	"${HERMES_PYTHON}" -m pip install fastembed --quiet
#93	echo -e "${GREEN}✓ fastembed installed${NC}"
#94	fi
#95
#96	# Install sqlite-vec if available
#97	"${HERMES_PYTHON}" -m pip install sqlite-vec --quiet 2>/dev/null \|\| echo -e "${YELLOW}⚠️ sqlite-vec not available, will use bundled version${NC}"
#98
#99	else
#100	echo -e "${YELLOW}⚠️ Hermes venv not found, installing to system Python...${NC}"
#101	pip install -e "${MNEMOSYNE_SRC}" --quiet
#102	fi
#103
#104	echo ""
#105	echo "═══════════════════════════════════════════════════════════"
#106	echo -e "${GREEN} ✓ Mnemosyne installed successfully!${NC}"
#107	echo "═══════════════════════════════════════════════════════════"
#108	echo ""
#109	echo "Next steps:"
#110	echo " 1. Set your environment variables (optional):"
#111	echo " export MNEMOSYNE_VEC_TYPE=int8 # 4x compression"
#112	echo " export MNEMOSYNE_LOG_TOOLS=1 # Auto-log tool calls"
#113	echo ""
#114	echo " 2. Restart Hermes gateway:"
#115	echo " hermes gateway restart"
#116	echo ""
#117	echo " 3. Verify installation:"
#118	echo " hermes tools list \| grep mnemosyne"
#119	echo ""
#120	echo "For help: https://github.com/AxDSan/mnemosyne/issues"
#121	echo ""
#122

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