#!/bin/sh
# SecuBox Feed RPCD Handler
# Provides ubus interface for feed management and health checks
# Copyright 2026 CyberMind <contact@cybermind.fr>

. /usr/share/libubox/jshn.sh

FEED_DIR="/www/secubox-feed"
OPKG_LIST="/var/opkg-lists/secubox"

case "$1" in
    list)
        cat << 'EOF'
{
    "health": {},
    "list": {},
    "info": {"package": "string"},
    "sync": {},
    "update": {}
}
EOF
        ;;
    call)
        case "$2" in
            health)
                /usr/sbin/secubox-feed-health json 2>/dev/null || echo '{"status":"error","error":"health check failed"}'
                ;;
            list)
                json_init
                json_add_array "packages"
                if [ -f "$FEED_DIR/Packages" ]; then
                    grep "^Package:" "$FEED_DIR/Packages" | sed 's/Package: //' | sort | while read pkg; do
                        json_add_string "" "$pkg"
                    done
                fi
                json_close_array
                json_add_int "count" "$(grep -c '^Package:' "$FEED_DIR/Packages" 2>/dev/null || echo 0)"
                json_dump
                ;;
            info)
                read input
                json_load "$input"
                json_get_var pkg package

                if [ -z "$pkg" ]; then
                    echo '{"error":"package name required"}'
                    exit 1
                fi

                json_init
                if [ -f "$FEED_DIR/Packages" ]; then
                    info=$(awk -v pkg="$pkg" '
                        /^Package:/ { found = ($2 == pkg) }
                        found {
                            if (/^Package:/) json_pkg = $2
                            if (/^Version:/) json_ver = $2
                            if (/^Architecture:/) json_arch = $2
                            if (/^Size:/) json_size = $2
                            if (/^Description:/) { $1=""; json_desc = substr($0, 2) }
                            if (/^Depends:/) { $1=""; json_deps = substr($0, 2) }
                        }
                        found && /^$/ {
                            print json_pkg "|" json_ver "|" json_arch "|" json_size "|" json_desc "|" json_deps
                            exit
                        }
                    ' "$FEED_DIR/Packages")

                    if [ -n "$info" ]; then
                        IFS='|' read -r p_name p_ver p_arch p_size p_desc p_deps << EOF
$info
EOF
                        json_add_string "package" "$p_name"
                        json_add_string "version" "$p_ver"
                        json_add_string "architecture" "$p_arch"
                        json_add_string "size" "$p_size"
                        json_add_string "description" "$p_desc"
                        json_add_string "depends" "$p_deps"
                    else
                        json_add_string "error" "package not found"
                    fi
                else
                    json_add_string "error" "no packages file"
                fi
                json_dump
                ;;
            sync)
                if [ -f "$FEED_DIR/Packages" ]; then
                    cp "$FEED_DIR/Packages" "$OPKG_LIST"
                    count=$(grep -c '^Package:' "$OPKG_LIST" 2>/dev/null || echo 0)
                    echo "{\"success\":true,\"packages\":$count}"
                else
                    echo '{"success":false,"error":"no Packages file found"}'
                fi
                ;;
            update)
                /usr/sbin/secubox-feed update >/dev/null 2>&1
                if [ $? -eq 0 ]; then
                    count=$(grep -c '^Package:' "$FEED_DIR/Packages" 2>/dev/null || echo 0)
                    echo "{\"success\":true,\"packages\":$count}"
                else
                    echo '{"success":false,"error":"update failed"}'
                fi
                ;;
            *)
                echo '{"error":"unknown method"}'
                ;;
        esac
        ;;
esac