mirror of
https://github.com/clusterio/clusterio.git
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69 lines
2.6 KiB
Lua
69 lines
2.6 KiB
Lua
--[[
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When a player leaves the game, serialize their inventory and upload it to the master.
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When a player joins the game, send a request to the master server for the players inventory.
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When the master sends an inventory, parse it and give it to the player.
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]]
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local clusterio_api = require("modules/clusterio/api")
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local add_commands = require("modules/inventory_sync/commands")
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local upload_inventory = require("modules/inventory_sync/upload_inventory")
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local download_inventory = require("modules/inventory_sync/download_inventory")
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inventory_sync = {}
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inventory_sync.add_commands = add_commands
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inventory_sync.events = {}
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-- Cleanup
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inventory_sync.events[defines.events.on_player_removed] = function(event)
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local player = game.players[event.player_index]
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-- Remove inventory download performance counter
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global["inv_sync_download_start_tick "..player.name] = nil
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-- Remove stored crafting queue
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global["saved_crafting_queue_"..player.name] = nil
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end
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-- Download inventory from master
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inventory_sync.events[defines.events.on_player_joined_game] = function(event)
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local playerIndex = event.player_index
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inventory_sync.initiateInventoryDownload(playerIndex)
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end
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-- Upload inventory when a player leaves the game. Triggers on restart after crash if player was online during crash.
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inventory_sync.events[defines.events.on_player_left_game] = function(event)
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local playerIndex = event.player_index
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inventory_sync.uploadInventory(playerIndex)
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global.download_cache[playerIndex] = "" -- Clear cache to avoid leaking memory to people quitting during download
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end
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function inventory_sync.initiateInventoryDownload(playerIndex)
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local player = game.players[playerIndex]
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player.print("Initiating inventory download...")
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global["inv_sync_download_start_tick "..player.name] = game.tick
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if global.download_cache == nil then
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global.download_cache = {}
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end
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global.download_cache[playerIndex] = ""
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clusterio_api.send_json("inventory_sync_download", {
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player_name = player.name
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})
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-- Set player into ghost mode for duration of download
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local character = player.character
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player.set_controller {
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type = defines.controllers.ghost,
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}
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if character ~= nil then character.destroy() end
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end
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-- This function is called by instance.js as /sc inventory_sync.downloadInventory("danielv", Escaped JSON string, package_number, total_packages_count) with data from the master
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inventory_sync.downloadInventory = download_inventory
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-- This function is called internally when a player leaves the game for their inventory to upload to the master
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inventory_sync.uploadInventory = upload_inventory
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return inventory_sync
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