balloon_bop/items.lua

-- licensed as follows:
-- MIT License, ExeVirus (c) 2021
--
-- Please see the LICENSE file for more details

local spawn_time = 10
local time = 0

-- --Common node between styles, used for hidden floor to fall onto
-- minetest.register_node("game:ground",
-- {
--   description = "Ground Block",
--   tiles = {"ground.png"},
--   light_source = 11,
-- })

-- --Override the default hand
-- minetest.register_item(":", {
--     type = "none",
--     wield_image = "wieldhand.png",
--     wield_scale = {x = 1, y = 1, z = 2.5},
--     range = 12,
--     groups = {not_in_creative_inventory=1},
-- })

-- local num_balloons = 1
local rand = PcgRandom(os.time())

-- local function spawn_balloon(arena)
--     num_balloons = num_balloons + 1
--     minetest.chat_send_all(num_balloons .. " balloons!")
--     local players = minetest.get_connected_players()
--     local player = players[rand:next(1,#players)] --random player
--     local pos = player:get_pos()
--     minetest.add_entity({
--                             x=pos.x+rand:next(1,7)-3.5,
--                             y=22,
--                             z=pos.z+rand:next(1,7)-3.5,
--     }, "game:balloon", nil)
--     minetest.sound_play("balloon", {
--         gain = 1.0,   -- default
--         loop = false,
--     })
--     spawn_time = spawn_time + 3
-- end

-- local first = true -- first player?
-- local started = false -- delay
-- minetest.register_on_joinplayer(
-- function(player)
--     player:hud_set_flags(
--         {
--             hotbar = false,
--             healthbar = false,
--             crosshair = true,
--             wielditem = false,
--             breathbar = false,
--             minimap = false,
--             minimap_radar = false,
--         }
--     )
--     music = minetest.sound_play("balloon", {
--         gain = 1.0,   -- default
--         loop = false,
--         to_player = player:get_player_name(),
--     })

--     player:set_physics_override({
--         speed = 4.0,
--         jump = 1.0,
--         gravity = 4.0,
--         sneak = false,
--     })

--     player:set_pos({x=0,y=1.1,z=0})
--     player:set_look_horizontal(0)
--     player:set_look_vertical(-0.5)
--     minetest.sound_play("theme", {
--         gain = 0.8,   -- default
--         loop = true,
--         to_player = player:get_player_name()
--     })
--     if first then
--         minetest.add_entity({x=0,y=12,z=10}, "game:balloon", nil)
--         first = false
--         minetest.after(1, function() started = true end)
--     end
-- end
-- )

-- minetest.register_globalstep(
-- function(dtime)
--     if started then
--         time = time + dtime
--         if time > spawn_time then
--             time = 0
--             spawn_balloon()
--         end
--     end
-- end)
local function add_points(self,pts)
    minetest.chat_send_all(self._arenaid)
    if self._arenaid then
        if arena_lib.mods["balloon_bop"].arenas[self._arenaid].in_game == true then
            local arena = arena_lib.mods["balloon_bop"].arenas[self._arenaid]
            arena.score = arena.score + pts
        end
    end
end
-- Balloon


balloon_bop.spawn = function(arena)
    local obj = minetest.add_entity(vector.new(
            arena.balloon_spawner.x+rand:next(1,7)-arena.spawner_range,
            arena.balloon_spawner.y,
            arena.balloon_spawner.z+rand:next(1,7)-arena.spawner_range)
    , "balloon_bop:balloon", minetest.write_json({
        _arenaid = arena_lib.get_arena_by_name("balloon_bop", arena.name),
    }))
    minetest.sound_play("balloon", {
            gain = 1.0,   -- default
            loop = false,
            pos = arena.balloon_spawner,
    })
end


local balloon = {
    initial_properties = {
        hp_max = 10,
        visual = "mesh",
        visual_size = {x=0.1,y=0.117,z=0.1},
        -- glow = 10,
        static_save = false,
        mesh = "balloon.obj",
        physical = true,
        collide_with_objects = true,
        collisionbox = {-0.6, -0.5, -0.6, 0.6, 0.5, 0.6},
        textures = {"balloon.1.png"},
    },

    --Physics, and collisions
    on_step = function(self, dtime, moveresult)
        if minetest.find_node_near(self.object:get_pos(), 1.5, {"balloon_bop:spike"}) then
            -- pop balloon harmlessly 
            minetest.sound_play("balloon_pop", {
                gain = 1.0,   -- default
                loop = false,
                pos = self.object:get_pos()
            })
            add_points(self,25)
            self.object:remove()
            --todo: add pop sound
            return
        end
        if moveresult.touching_ground then
            self._touching_ground = true
        else
            --slow our x,z velocities
            local vel = self.object:get_velocity()
            if vel == nil then vel = {x=0,y=0,z=0} end
            self.object:set_velocity({x=vel.x*0.97, y=vel.y*0.97, z=vel.z*0.97})
        end
    end,

    --Punch Physics
    on_punch = function(self, puncher, _, _, dir)
        self.object:set_velocity(dir*25)
        minetest.sound_play("punch", {
            gain = 1.0,   -- default
            loop = false,
            pos = self.object:get_pos()
        })
    end,

    --Setup fallspeed
    on_activate = function(self, staticdata, dtime_s)
        self.object:set_acceleration({x=0,y=-4.0,z=0})
        local props = self.object:get_properties()
        props.textures = {"balloon." .. rand:next(1,4) .. ".png"}
        self.object:set_properties(props)
        minetest.sound_play("balloon_inflate", {
            gain = 1.0,   -- default
            loop = false,
            pos = self.object:get_pos()
        })
        if staticdata ~= "" and staticdata ~= nil then
            local data = minetest.parse_json(staticdata) or {}
            if data._arenaid then
                self._arenaid = data._arenaid
            end
        end
    end,
    _touching_ground = false,
}

minetest.register_entity("balloon_bop:balloon", balloon)