diff options
Diffstat (limited to 'rules.js')
| -rw-r--r-- | rules.js | 215 |
1 files changed, 155 insertions, 60 deletions
@@ -134,56 +134,6 @@ function remove_from_array(array, item) { array.splice(i, 1) } -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() { - 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 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) { if (!view.actions) view.actions = {} @@ -265,12 +215,16 @@ function move_to(who, from, to) { game.last_used[e] = game.active } -function block_owner(who) { - if (who in game.owner) - return game.owner[who] +function block_original_owner(who) { return BLOCKS[who].owner } +function block_owner(who) { + if (set_has(game.traitor, who)) + return enemy(block_original_owner(who)) + return block_original_owner(who) +} + function block_name(who) { return BLOCKS[who].name } @@ -301,23 +255,22 @@ function is_dead(b) { function eliminate_block(who) { if (who === CLEOPATRA) { - let new_owner = enemy(game.owner[who]) + set_toggle(game.traitor, who) game.flash = "Cleopatra was captured." - log("Cleopatra joined " + new_owner + "!") - game.owner[who] = new_owner + log("Cleopatra joined " + block_owner(who) + "!") } else { game.flash = block_name(who) + " was eliminated." log(block_name(who) + " was eliminated.") game.location[who] = DEAD game.steps[who] = BLOCKS[who].steps - delete game.owner[who] + set_delete(game.traitor, who) } } function disband_block(who) { game.location[who] = LEVY game.steps[who] = BLOCKS[who].steps - delete game.owner[who] + set_delete(game.traitor, who) } function reduce_block(who) { @@ -2556,7 +2509,7 @@ exports.setup = function (seed, scenario, options) { turn: 0, location: {}, steps: {}, - owner: {}, + traitor: [], moved: {}, limits: {}, last_used: {}, @@ -2772,7 +2725,7 @@ exports.view = function(state, current) { hand: (current === CAESAR) ? game.c_hand : (current === POMPEIUS) ? game.p_hand : observer_hand(), who: (game.active === current) ? game.who : null, location: game.location, - owner: game.owner, + traitor: game.traitor, steps: game.steps, moved: game.moved, battle: null, @@ -2796,3 +2749,145 @@ exports.view = function(state, current) { return view } + +// === COMMON LIBRARY === + +// remove item at index (faster than splice) +function array_remove(array, index) { + let n = array.length + for (let i = index + 1; i < n; ++i) + array[i - 1] = array[i] + array.length = n - 1 + return array +} + +// insert item at index (faster than splice) +function array_insert(array, index, item) { + for (let i = array.length; i > index; --i) + array[i] = array[i - 1] + array[index] = item + return array +} + +function set_clear(set) { + set.length = 0 +} + +function set_has(set, item) { + let a = 0 + let b = set.length - 1 + while (a <= b) { + let m = (a + b) >> 1 + let x = set[m] + if (item < x) + b = m - 1 + else if (item > x) + a = m + 1 + else + return true + } + return false +} + +function set_add(set, item) { + let a = 0 + let b = set.length - 1 + while (a <= b) { + let m = (a + b) >> 1 + let x = set[m] + if (item < x) + b = m - 1 + else if (item > x) + a = m + 1 + else + return set + } + return array_insert(set, a, item) +} + +function set_delete(set, item) { + let a = 0 + let b = set.length - 1 + while (a <= b) { + let m = (a + b) >> 1 + let x = set[m] + if (item < x) + b = m - 1 + else if (item > x) + a = m + 1 + else + return array_remove(set, m) + } + return set +} + +function set_toggle(set, item) { + let a = 0 + let b = set.length - 1 + while (a <= b) { + let m = (a + b) >> 1 + let x = set[m] + if (item < x) + b = m - 1 + else if (item > x) + a = m + 1 + else + return array_remove(set, m) + } + return array_insert(set, a, item) +} + +// Fast deep copy for objects without cycles +function object_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] = object_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] = object_copy(v) + else + copy[i] = v + } + return copy + } +} + +function clear_undo() { + if (game.undo.length > 0) + game.undo = [] +} + +function push_undo() { + 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 = object_copy(v) + copy[k] = v + } + game.undo.push(copy) +} + +function pop_undo() { + 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 +} |