import { has, ofDir } from '@user/data-utils';

export function createCheckBlock() {
    // 伤害弹出
    // 复写阻激夹域检测
    control.prototype.checkBlock = function (forceMockery: boolean = false) {
        const x = core.getHeroLoc('x'),
            y = core.getHeroLoc('y'),
            loc = x + ',' + y;
        const info = core.status.thisMap.enemy.mapDamage[loc];
        const damage = info?.damage;
        if (damage) {
            if (!main.replayChecking) {
                // addPop(
                //     (x - core.bigmap.offsetX / 32) * 32 + 12,
                //     (y - core.bigmap.offsetY / 32) * 32 + 20,
                //     (-damage).toString()
                // );
            }
            core.status.hero.hp -= damage;
            const type = [...info.type];
            const text = type.join('，') || '伤害';
            core.drawTip('受到' + text + damage + '点');
            core.drawHeroAnimate('zone');
            this._checkBlock_disableQuickShop();
            core.status.hero.statistics.extraDamage += damage;
            if (core.status.hero.hp <= 0) {
                core.status.hero.hp = 0;
                core.updateStatusBar();
                core.events.lose();
                return;
            } else {
                core.updateStatusBar();
            }
        }
        checkMockery(loc, forceMockery);
        checkHunt(loc);
    };
}

function checkMockery(loc: string, force: boolean = false) {
    if (core.status.lockControl && !force) return;
    const mockery = core.status.thisMap.enemy.mapDamage[loc]?.mockery;
    if (mockery) {
        mockery.sort((a, b) => (a[0] === b[0] ? a[1] - b[1] : a[0] - b[0]));
        const action = [];
        const [tx, ty] = mockery[0];
        let { x, y } = core.status.hero.loc;
        const dir = x > tx ? 'left' : x < tx ? 'right' : y > ty ? 'up' : 'down';
        const { x: dx, y: dy } = core.utils.scan[dir];

        action.push({ type: 'forbidSave', forbid: true });
        action.push({ type: 'changePos', direction: dir });
        const blocks = core.getMapBlocksObj();
        while (true) {
            x += dx;
            y += dy;
            const block = blocks[`${x},${y}`];
            if (block) {
                if (
                    [
                        'animates',
                        'autotile',
                        'tileset',
                        'npcs',
                        'npc48',
                        'terrains'
                    ].includes(block.event.cls) &&
                    block.event.noPass
                ) {
                    action.push(
                        {
                            type: 'hide',
                            loc: [[x, y]],
                            remove: true,
                            time: 0
                        },
                        {
                            type: 'function',
                            function: `function() { core.removeGlobalAnimate(${x}, ${y}) }`
                        },
                        {
                            type: 'animate',
                            name: 'hand',
                            loc: [x, y],
                            async: true
                        }
                    );
                }
                if (block.event.cls.startsWith('enemy')) {
                    action.push({ type: 'moveAction' });
                }
            }
            action.push({ type: 'moveAction' });
            if (x === tx && y === ty) break;
        }
        action.push({
            type: 'function',
            function: `function() { core.checkBlock(true); }`
        });
        action.push({ type: 'stopAsync' });
        action.push({ type: 'forbidSave' });
        core.insertAction(action);
    }
}

function checkHunt(loc: string) {
    const hunt = core.status.thisMap.enemy.mapDamage[loc]?.hunt;
    if (!hunt) return;
    const { x: hx, y: hy } = core.status.hero.loc;

    const action: any = [];
    hunt.sort((a, b) => {
        return a[0] === b[0] ? a[1] - b[1] : a[0] - b[0];
    });

    for (const [x, y, dir] of hunt) {
        const [tx, ty] = ofDir(x, y, dir);
        if (core.getBlock(tx, ty)) continue;
        action.push(
            {
                type: 'move',
                loc: [x, y],
                time: 100,
                keep: true,
                steps: [`${dir}:1`]
            },
            {
                type: 'update'
            }
        );

        if (has(hy) && x === hx) {
            if (Math.abs(y - hy) <= 2) {
                action.push({
                    type: 'battle',
                    loc: [tx, ty]
                });
            }
        }
        if (has(hx) && y === hy) {
            if (Math.abs(x - hx) <= 2) {
                action.push({
                    type: 'battle',
                    loc: [tx, ty]
                });
            }
        }
    }

    core.insertAction(action);
}