90 lines
2.4 KiB
Lua
90 lines
2.4 KiB
Lua
local METER_MAX = 1000
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local METER_DEFAULT = 500
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local METER_DECAY_PER_FRAME = 0.02
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local METER_GAIN_PER_CHORE = 100
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local COMBO_BASE_BONUS = 0.02
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local COMBO_MAX_BONUS = 0.16
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local COMBO_TIMEOUT_FRAMES = 600
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-- Internal meters for tracking game progress and player stats.
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Meters.COLOR_ISM = Config.colors.red
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Meters.COLOR_WPM = Config.colors.blue
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Meters.COLOR_BM = Config.colors.black
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Meters.COLOR_BG = Config.colors.meter_bg
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--- Gets initial meter values.
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-- @return table A table of initial meter values.
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function Meters.get_initial()
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return {
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ism = METER_DEFAULT,
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wpm = METER_DEFAULT,
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bm = METER_DEFAULT,
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combo = 0,
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combo_timer = 0,
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hidden = false,
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}
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end
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--- Hides meters.
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function Meters.hide()
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if Context and Context.meters then Context.meters.hidden = true end
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end
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--- Shows meters.
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function Meters.show()
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if Context and Context.meters then Context.meters.hidden = false end
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end
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--- Gets max meter value.
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-- @return number The maximum meter value.
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function Meters.get_max()
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return METER_MAX
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end
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--- Gets combo multiplier.
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-- @return number The current combo multiplier.
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function Meters.get_combo_multiplier()
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if not Context or not Context.meters then return 1 end
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local combo = Context.meters.combo
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if combo == 0 then return 1 end
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return 1 + math.min(COMBO_MAX_BONUS, COMBO_BASE_BONUS * (2 ^ (combo - 1)))
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end
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--- Updates all meters.
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function Meters.update()
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if not Context or not Context.game_in_progress or not Context.meters then return end
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local m = Context.meters
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m.ism = math.max(0, m.ism - METER_DECAY_PER_FRAME)
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m.wpm = math.max(0, m.wpm - METER_DECAY_PER_FRAME)
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m.bm = math.max(0, m.bm - METER_DECAY_PER_FRAME)
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if m.combo > 0 then
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m.combo_timer = m.combo_timer + 1
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if m.combo_timer >= COMBO_TIMEOUT_FRAMES then
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m.combo = 0
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m.combo_timer = 0
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end
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end
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end
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--- Adds amount to a meter.
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-- @param key string The meter key (e.g., "wpm", "ism", "bm").
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-- @param amount number The amount to add.
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function Meters.add(key, amount)
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if not Context or not Context.meters then return end
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local m = Context.meters
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if m[key] ~= nil then
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m[key] = math.min(METER_MAX, m[key] + amount)
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end
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end
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--- Called on minigame completion.
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function Meters.on_minigame_complete()
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local m = Context.meters
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local gain = math.floor(METER_GAIN_PER_CHORE * Meters.get_combo_multiplier())
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Meters.add("wpm", gain)
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Meters.add("ism", gain)
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Meters.add("bm", gain)
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m.combo = m.combo + 1
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m.combo_timer = 0
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end
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