#!/usr/bin/env bash

# ============================================
# Static Context — resolved once at source time
# ============================================

_CTX_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
_CTX_WG="/etc/wireguard"
_CTX_CORE="${_CTX_ROOT}/core"
_CTX_MODULES="${_CTX_ROOT}/modules"
_CTX_COMMANDS="${_CTX_ROOT}/commands"
_CTX_CLIENTS="${_CTX_WG}/clients"

# ── Directory layout ──────────────────────────────────
# .wgctl/
#   config/     ← wgctl.json, display.json
#   data/       ← all persistent data (rules, identities, etc.)
#   daemon/     ← runtime files (logs, caches)

_CTX_WGCTL="${_CTX_WG}/.wgctl"
_CTX_CONFIG="${_CTX_WGCTL}/config"
_CTX_DATA="${_CTX_WGCTL}/data"
_CTX_DAEMON="${_CTX_WGCTL}/daemon"

# ── Data subdirs ──────────────────────────────────────
_CTX_RULES="${_CTX_DATA}/rules"
_CTX_RULES_BASE="${_CTX_RULES}/base"
_CTX_GROUPS="${_CTX_DATA}/groups"
_CTX_BLOCKS="${_CTX_DATA}/blocks"
_CTX_META="${_CTX_DATA}/meta"
_CTX_IDENTITY="${_CTX_DATA}/identities"
_CTX_PEER_HISTORY="${_CTX_DATA}/peer-history"

# ── Data files ────────────────────────────────────────
_CTX_NET="${_CTX_DATA}/services.json"
_CTX_HOSTS="${_CTX_DATA}/hosts.json"
_CTX_SUBNETS="${_CTX_DATA}/subnets.json"
_CTX_POLICIES="${_CTX_DATA}/policies.json"

# ── Config files ──────────────────────────────────────
_CTX_CONFIG_FILE="${_CTX_CONFIG}/wgctl.json"

# ============================================
# Accessors
# ============================================

function ctx::root()                { echo "$_CTX_ROOT"; }
function ctx::core()                { echo "$_CTX_CORE"; }
function ctx::modules()             { echo "$_CTX_MODULES"; }
function ctx::commands()            { echo "$_CTX_COMMANDS"; }
function ctx::wg()                  { echo "$_CTX_WG"; }
function ctx::clients()             { echo "$_CTX_CLIENTS"; }

# Top-level dirs
function ctx::wgctl()               { echo "$_CTX_WGCTL"; }
function ctx::config()              { echo "$_CTX_CONFIG"; }
function ctx::data()                { echo "$_CTX_DATA"; }
function ctx::daemon()              { echo "$_CTX_DAEMON"; }

# Data subdirs
function ctx::rules()               { echo "$_CTX_RULES"; }
function ctx::rules::base()         { echo "$_CTX_RULES_BASE"; }
function ctx::groups()              { echo "$_CTX_GROUPS"; }
function ctx::blocks()              { echo "$_CTX_BLOCKS"; }
function ctx::meta()                { echo "$_CTX_META"; }
function ctx::identities()          { echo "$_CTX_IDENTITY"; }
function ctx::peer_history()        { echo "$_CTX_PEER_HISTORY"; }

# Data files
function ctx::net()                 { echo "$_CTX_NET"; }
function ctx::hosts()               { echo "$_CTX_HOSTS"; }
function ctx::subnets()             { echo "$_CTX_SUBNETS"; }
function ctx::policies()            { echo "$_CTX_POLICIES"; }

# Config files
function ctx::config_file()         { echo "$_CTX_CONFIG_FILE"; }
function ctx::display()             { echo "${_CTX_CONFIG}/display.json"; }

# Daemon files
function ctx::events_log()          { echo "${_CTX_DAEMON}/events.log"; }
function ctx::fw_events_log()       { echo "${_CTX_DAEMON}/fw_events.log"; }
function ctx::endpoint_cache()      { echo "${_CTX_DAEMON}/endpoint_cache.json"; }
function ctx::accept_events_log()   { echo "${_CTX_DAEMON}/accept_events.log"; }

# Tool paths
function ctx::json_helper()         { echo "${_CTX_CORE}/json_helper.py"; }
function ctx::monitor_script()      { echo "${_CTX_ROOT}/daemon/wgctl-monitor.py"; }
function ctx::lib()                 { echo "${_CTX_CORE}/lib"; }

function ctx::block_history()       { echo "${_CTX_DATA}/block-history"; }

# ============================================
# Path Helpers
# ============================================

function ctx::client::path()   { local IFS="/"; echo "$_CTX_CLIENTS/$*"; }
function ctx::meta::path()     { local IFS="/"; echo "$_CTX_META/$*"; }
function ctx::identity::path() { local IFS="/"; echo "$_CTX_IDENTITY/$*"; }
function ctx::block::path()    { local IFS="/"; echo "$_CTX_BLOCKS/$*"; }
function ctx::group::path()    { local IFS="/"; echo "$_CTX_GROUPS/$*"; }
function ctx::rule::path()     { local IFS="/"; echo "$_CTX_RULES/$*"; }