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author | Tor Andersson <tor@ccxvii.net> | 2022-06-20 22:55:41 +0200 |
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committer | Tor Andersson <tor@ccxvii.net> | 2022-11-16 19:12:55 +0100 |
commit | ec5f3c4b314ed9f77b3e9220f392b7655a013a00 (patch) | |
tree | eff3d4632b78d8875350a75ea32159130f431a02 | |
parent | 55531a59e195e2238da8bef931d9ac006bcee6ba (diff) | |
download | richard-iii-ec5f3c4b314ed9f77b3e9220f392b7655a013a00.tar.gz |
Don't use JSON for undo.
-rw-r--r-- | rules.js | 59 |
1 files changed, 45 insertions, 14 deletions
@@ -127,25 +127,54 @@ function remove_from_array(array, item) { array.splice(i, 1); } -function clear_undo() { - game.undo = []; +function deep_copy(original) { + if (Array.isArray(original)) { + let n = original.length + let copy = new Array(n) + for (let i = 0; i < n; ++i) { + let v = original[i] + if (typeof v === "object" && v !== null) + copy[i] = deep_copy(v) + else + copy[i] = v + } + return copy + } else { + let copy = {} + for (let i in original) { + let v = original[i] + if (typeof v === "object" && v !== null) + copy[i] = deep_copy(v) + else + copy[i] = v + } + return copy + } } function push_undo() { - game.undo.push(JSON.stringify(game, (k,v) => { - if (k === 'undo') return 0; - if (k === 'log') return v.length; - return v; - })); + let copy = {} + for (let k in game) { + let v = game[k] + if (k === "undo") continue + else if (k === "log") v = v.length + else if (typeof v === "object" && v !== null) v = deep_copy(v) + copy[k] = v + } + game.undo.push(copy) } function pop_undo() { - let undo = game.undo; - let save_log = game.log; - game = JSON.parse(undo.pop()); - game.undo = undo; - save_log.length = game.log; - game.log = save_log; + let save_log = game.log + let save_undo = game.undo + game = save_undo.pop() + save_log.length = game.log + game.log = save_log + game.undo = save_undo +} + +function clear_undo() { + game.undo = [] } function gen_action_undo(view) { @@ -3379,11 +3408,13 @@ function make_battle_view() { exports.setup = function (seed, scenario, options) { game = { seed: seed, + log: [], + undo: [], + attacker: {}, border_limit: {}, last_used: {}, location: {}, - log: [], main_border: {}, moved: {}, dead: {}, |