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import { AlgorithmEngineEx } from '../AlgorithmEngineEx.js';
import { IFunctionCache } from '../IFunctionCache.js';
import { OperandType } from '../Enums/OperandType.js';
import { MyDate } from '../Internals/MyDate.js';
import { CalculationLogicType } from './CalculationLogicType.js';
import { CalculationLogicInfo } from './CalculationLogicInfo.js';
/**
* 计算逻辑引擎
*/
export class CalculationLogicEngine {
/**
* @param {IFunctionCache} functionCache
* @param {boolean} [useCalculationLogicInfo]
*/
constructor(functionCache, useCalculationLogicInfo = true) {
this._functionCache = functionCache;
this._useCalculationLogicInfo = useCalculationLogicInfo;
this._initValueInfos = [];
this._calculationLogicInfos = [];
this._engine = new AlgorithmEngineEx();
}
// #region SetScene
/**
* 设置场景名称
* @param {string} scene
*/
SetSceneName(scene) {
if (this._useCalculationLogicInfo) {
this._calculationLogicInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.Scene,
Name: scene
}));
}
}
// #endregion
// #region InitValue
/**
* 初始化值
* @param {string} key
* @param {*} value
* @param {number|string} [layer]
* @param {string} [remark]
*/
InitValue(key, value, layer = 0, remark = null) {
if (typeof layer === 'string') { remark = layer; layer = 0; }
if (value instanceof Date) { value = new MyDate(value); }
this._engine.AddParameter(key, value);
if (this._useCalculationLogicInfo) {
this._initValueInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.InitValue,
Name: key,
Exp: this._initExp(value),
Layer: layer,
Remark: remark
}));
}
}
// #endregion
// #region CheckCondition
/**
* 检查条件
* @param {string} condition
* @param {number|string} [layer]
* @param {string} [remark]
* @returns {boolean}
*/
CheckCondition(condition, layer = 0, remark = null) {
if (typeof layer === 'string') { remark = layer; layer = 0; }
const func = this._functionCache.ParseWithCache(condition);
let operand = this._engine.Evaluate(func);
operand = operand.ToBoolean("The condition must be a boolean value!");
if (operand.IsError) {
if (this._useCalculationLogicInfo) {
const expStr = this._expAnalysis(condition);
this._calculationLogicInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.Condition,
Exp: condition,
Exp2: expStr,
Value: operand,
Layer: layer,
Remark: remark
}));
}
throw new Error(operand.ErrorMsg);
}
if (this._useCalculationLogicInfo) {
const expStr = this._expAnalysis(condition);
this._calculationLogicInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.Condition,
Exp: condition,
Exp2: expStr,
Value: operand,
Layer: layer,
Remark: remark
}));
}
return operand.BooleanValue;
}
// #endregion
// #region SetFormula
/**
* 用公式赋值
* @param {string} key
* @param {string} exp
* @param {number|string} [layer]
* @param {string} [remark]
*/
SetFormula(key, exp, layer = 0, remark = null) {
if (typeof layer === 'string') { remark = layer; layer = 0; }
const func = this._functionCache.ParseWithCache(exp);
const operand = this._engine.Evaluate(func);
if (operand.IsError) {
if (this._useCalculationLogicInfo) {
const expStr = this._expAnalysis(exp);
this._calculationLogicInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.SetFormula,
Name: key,
Exp: exp,
Exp2: expStr,
Value: operand,
Layer: layer,
Remark: remark
}));
}
throw new Error(operand.ErrorMsg);
}
this._engine.AddParameter(key, operand);
if (this._useCalculationLogicInfo) {
const expStr = this._expAnalysis(exp);
this._calculationLogicInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.SetFormula,
Name: key,
Exp: exp,
Exp2: expStr,
Value: operand,
Layer: layer,
Remark: remark
}));
}
}
// #endregion
// #region SetValue
/**
* 设置值
* @param {string} key
* @param {*} value
* @param {number|string} [layer]
* @param {string} [remark]
*/
SetValue(key, value, layer = 0, remark = null) {
if (typeof layer === 'string') { remark = layer; layer = 0; }
if (value instanceof Date) { value = new MyDate(value); }
this._engine.AddParameter(key, value);
if (this._useCalculationLogicInfo) {
this._calculationLogicInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.SetValue,
Name: key,
Exp: this._valueExp(value),
Layer: layer,
Remark: remark
}));
}
}
// #endregion
// #region ExpAnalysis
_expAnalysis(exp) {
const diyNameInfo = this._functionCache.GetDiyNamesWithCache(exp);
let index = 0;
let result = '';
const parameters = diyNameInfo.Parameters || [];
for (let i = 0; i < parameters.length; i++) {
const parameter = parameters[i];
if (index < parameter.Start) {
result += exp.substring(index, parameter.Start);
}
result += this._getOperand(this._engine, parameter.Name);
index = parameter.End + 1;
}
if (index < exp.length) {
result += exp.substring(index);
}
return result;
}
_getOperand(engine, name) {
const operand = engine.GetParameter(name);
if (operand.IsError) {
return 'error("' + operand.ErrorMsg.replace(/\\/g, '\\\\').replace(/"/g, '\\"') + '")';
} else if (operand.Type === OperandType.TEXT) {
return operand.toString();
}
return operand.ToText(null).TextValue;
}
_initExp(value) {
if (typeof value === 'string') return value;
if (typeof value === 'boolean') return value ? 'True' : 'False';
if (value instanceof MyDate) return '"' + value.toString() + '"';
return String(value);
}
_valueExp(value) {
if (typeof value === 'string') return '"' + value.replace(/"/g, '\\"') + '"';
if (typeof value === 'boolean') return value ? 'True' : 'False';
if (value instanceof MyDate) return '"' + value.toString() + '"';
return String(value);
}
// #endregion
// #region GetValue
/**
* 获取值
* @param {string} key
* @returns {Operand}
*/
GetValue(key) {
return this._engine.GetParameter(key);
}
// #endregion
// #region BlankLine
/**
* 添加空行
*/
BlankLine() {
if (this._useCalculationLogicInfo) {
this._calculationLogicInfos.push(new CalculationLogicInfo({
LogicType: CalculationLogicType.BlankLine
}));
}
}
// #endregion
// #region ToInfoString
/**
* 转换为信息字符串
* @returns {string}
*/
ToInfoString() {
if (this._useCalculationLogicInfo) {
let sb = '';
if (this._initValueInfos.length > 0) {
sb += '[初始] ';
for (const item of this._initValueInfos) {
sb += item.ToInfoString();
}
sb += '\n';
}
for (const item of this._calculationLogicInfos) {
sb += item.ToInfoString() + '\n';
}
return sb;
}
return '';
}
// #endregion
}
// 浏览器支持
if (typeof window !== 'undefined') {
window.CalculationLogicEngine = CalculationLogicEngine;
}