import type { AbilityDef, BuffDef, LevelDef, UnitDef } from '../config/BattleConfigTypes';
import { InMemoryConfigProvider } from '../config/InMemoryConfigProvider';

/**
 * test-only fixture：内置示例配置（单元测试 / 快速验证用，非生产路径）。
 * 未在 mx 模块公开导出；业务层应使用自己的 IConfigProvider 实现。
 * @returns 预置刀塔、史莱姆、近战攻击与两波出怪的内存配置
 */
export function createSampleBattleConfig(): InMemoryConfigProvider {
    const config = new InMemoryConfigProvider();

    const towerBlade: UnitDef = {
        id: 'tower_blade',
        name: '刀塔',
        team: 'player',
        components: {
            health: { maxHp: 100 },
            combat: { attack: 25, attackSpeed: 1, range: 225, critRate: 0.1, critDamage: 1.5 },
            abilities: ['atk_melee'],
            occupancy: { shape: [[0, 0]] },
        },
        deploy: { cost: 50, sellRatio: 0.7 },
        presentation: { prefab: 'tower_blade' },
    };

    const enemySlime: UnitDef = {
        id: 'enemy_slime',
        name: '史莱姆',
        team: 'enemy',
        components: {
            health: { maxHp: 80 },
            movement: { speed: 1 },
            tags: ['Ground'],
        },
    };

    const atkMelee: AbilityDef = {
        id: 'atk_melee',
        triggers: [{ type: 'OnTick', interval: 1 }],
        conditions: [{ type: 'HasTargetInRange' }],
        targeting: {
            team: 'enemy',
            selector: 'Nearest',
            shape: 'Single',
            maxCount: 1,
            rangeRef: 'attackRange',
        },
        timeline: [
            {
                at: 0,
                effects: [{ type: 'DealDamage', params: { scale: 1 } }],
            },
        ],
    };

    const burnBuff: BuffDef = {
        id: 'burn',
        duration: 3,
        maxStacks: 3,
    };

    const sampleLevel: LevelDef = {
        id: 'sample_1',
        mapRows: 10,
        mapCols: 8,
        cellSize: 93,
        wallHp: 100,
        startGold: 200,
        waves: [
            {
                id: 'w1',
                spawns: [{ unitDefId: 'enemy_slime', count: 5, interval: 1.2, spawnPoint: 2 }],
            },
            {
                id: 'w2',
                spawns: [{ unitDefId: 'enemy_slime', count: 8, interval: 0.8, spawnPoint: 4 }],
            },
        ],
    };

    config.units.set(towerBlade.id, towerBlade);
    config.units.set(enemySlime.id, enemySlime);
    config.abilities.set(atkMelee.id, atkMelee);
    config.buffs.set(burnBuff.id, burnBuff);
    config.levels.set(sampleLevel.id, sampleLevel);

    return config;
}