@jeremyckahn/farmhand/src/game-logic/reducers/upgradeTool.ts

A farming game

import upgrades from '../../data/upgrades.js'
import { TOOL_UPGRADED_NOTIFICATION } from '../../templates.js'
import { EXPERIENCE_VALUES } from '../../constants.js'

import { showNotification } from './showNotification.js'
import { consumeIngredients } from './consumeIngredients.js'
import { addItemToInventory } from './addItemToInventory.js'

export const upgradeTool = (
  state: farmhand.state,
  upgrade: farmhand.upgradesMetadatum
) => {
  // Validate required properties
  if (!upgrade.toolType || !upgrade.level) {
    return state
  }

  const originalState = state

  state = consumeIngredients(
    state,
    { ...upgrade, ingredients: upgrade.ingredients || {} },
    1,
    EXPERIENCE_VALUES.FORGE_RECIPE_MADE
  )

  // If ingredient consumption failed, return original state
  if (state === originalState) {
    return state
  }

  // Add the upgrade object to inventory
  state = addItemToInventory(state, upgrade, 1)

  const toolUpgrades = upgrades[upgrade.toolType as farmhand.toolType]
  const currentLevel = state.toolLevels[upgrade.toolType]
  const currentUpgrade = toolUpgrades?.[currentLevel]
  const currentName = currentUpgrade?.name || ''

  state.toolLevels[upgrade.toolType] = upgrade.level

  state = showNotification(
    state,
    TOOL_UPGRADED_NOTIFICATION('', currentName, upgrade.name)
  )

  return { ...state }
}