-- entity_scanner.lua - Scans all entities on interact
-- Tests: Entity.ForEach, Entity.GetPosition, Entity.IsActive, Entity.GetCount,
--        Entity.FindByIndex, Entity.FindByScriptIndex, Vec3.lerp, Vec3.distanceSq

function onInteract(self)
    setStatus("Scanning all entities...")
    Debug.Log("=== Entity Scan ===")

    local total = Entity.GetCount()
    Debug.Log("Total entities: " .. total)

    local activeCount = 0

    Entity.ForEach(function(obj, index)
        local pos = Entity.GetPosition(obj)
        activeCount = activeCount + 1
        Debug.Log("  [" .. index .. "] pos="
            .. pos.x .. "," .. pos.y .. "," .. pos.z
            .. " active=" .. tostring(Entity.IsActive(obj)))
    end)

    Debug.Log("Active: " .. activeCount .. " of " .. total)
    setStatus("Scan: " .. activeCount .. "/" .. total .. " active")

    local first = Entity.FindByIndex(0)
    if first then
        local pos = Entity.GetPosition(first)
        Debug.Log("Entity 0 at " .. pos.x .. "," .. pos.y .. "," .. pos.z)
    end

    local byScript = Entity.FindByScriptIndex(0)
    if byScript then
        Debug.Log("Found entity using script 0")
    end

    local a = Vec3.new(0, 0, 0)
    local b = Vec3.new(10, 20, 30)
    local mid = Vec3.lerp(a, b, 1/2)
    Debug.Log("Vec3.lerp midpoint: " .. mid.x .. "," .. mid.y .. "," .. mid.z)

    local dsq = Vec3.distanceSq(a, b)
    Debug.Log("Vec3.distanceSq: " .. dsq)
end