Refactoring
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2cc170395c
commit
c4cd9d1806
2 changed files with 104 additions and 79 deletions
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@ -1,4 +1,3 @@
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/**
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* RuleSet Class
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* Constructor
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@ -12,14 +11,14 @@ class RuleSet {
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this.defaultValue = defaultValue;
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this.values = values;
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this.score = this.defaultValue;
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this.scoreValues = null;
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this.order = null;
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}
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/**
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* toString
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* Returns constructor values in string for display in the console
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*/
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toString () {
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toString() {
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return `${this.name} | ${this.defaultValue} | ${this.values}`;
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}
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@ -27,65 +26,109 @@ class RuleSet {
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* getScore calculates a score for the RuleSet
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* @param tags {object} Active tags to compare against
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*/
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runProgram (tags, initValues = this.values) {
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const [
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[program, keys], values
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] = Object.entries(initValues);
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console.log(program)
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runProgram(tags, program = this.values) {
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console.log("Running program", program)
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if(typeof program !== "object"){
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return program;
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}
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let functionName /*: string*/ = undefined;
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let functionArguments /*: any */= undefined
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let otherValues = {}
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Object.entries(program).forEach(
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entry => {
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const [key, value] = entry
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if (key.startsWith("$")) {
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functionName = key
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functionArguments = value
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}else{
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otherValues[key] = value
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}
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}
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)
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if (program === '$multiply') {
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this.scoreValues = keys;
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this.score = this.multiplyScore(tags);
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if(functionName === undefined){
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return this.interpretAsDictionary(program, tags)
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}
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console.log(program)
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if (functionName === '$multiply') {
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this.score = this.multiplyScore(tags, functionArguments);
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return `"${this.name.slice(8)}":"${this.score}"`;
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} else if (program === '$firstMatchOf') {
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this.scoreValues = values;
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} else if (functionName === '$firstMatchOf') {
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this.order = keys;
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const match = this.getFirstMatchScore(tags);
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return `"${this.name.slice(8)}":"${match}"`;
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} else if (program === '$min') {
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this.scoreValues = keys;
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const minVal = this.getMinValue(tags);
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} else if (functionName === '$min') {
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const minVal = this.getMinValue(tags, functionArguments);
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return `"${this.name.slice(8)}":"${minVal}"`;
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} else if (program === '$max') {
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this.scoreValues = keys;
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const maxVal = this.getMaxValue(tags);
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} else if (functionName === '$max') {
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const maxVal = this.getMaxValue(tags, functionArguments);
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return `"${this.name.slice(8)}":"${maxVal}"`;
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} else {
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console.error(`Error: Program ${program} is not implemented yet. ${JSON.stringify(keys)}`);
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console.error(`Error: Program ${functionName} is not implemented yet. ${JSON.stringify(program)}`);
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}
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}
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/**
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* Given a 'program' without function invocation, interprets it as a dictionary
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*
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* E.g., given the program
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*
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* {
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* highway: {
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* residential: 30,
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* living_street: 20
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* },
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* surface: {
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* sett : 0.9
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* }
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*
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* }
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*
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* in combination with the tags {highway: residential},
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*
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* the result should be [30, undefined];
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*
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* For the tags {highway: residential, surface: sett} we should get [30, 0.9]
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*
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*
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* @param program
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* @param tags
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* @return {(undefined|*)[]}
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*/
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interpretAsDictionary(program, tags) {
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return Object.entries(tags).map(tag => {
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const [key, value] = tag;
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const propertyValue = program[key]
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if (propertyValue === undefined) {
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return undefined
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}
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if(typeof propertyValue !== "object"){
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return propertyValue
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}
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return propertyValue[value]
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});
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}
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/**
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* Multiplies the default score with the proper values
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* @param tags {object} the active tags to check against
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* @param subprogram which should generate a list of values
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* @returns score after multiplication
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*/
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multiplyScore (tags) {
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let number = this.defaultValue;
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Object.entries(JSON.parse(tags)).forEach(tag => {
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const [key, value] = tag;
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console.log(key, value)
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Object.entries(this.scoreValues).forEach(property => {
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const [propKey, propValues] = property;
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if (key === propKey) {
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for (let propEntry of Object.entries(propValues)) {
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const [propValueKey, propValue] = propEntry;
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if (value === propValueKey) number *= propValue;
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}
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}
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})
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});
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console.log(number)
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multiplyScore(tags, subprogram) {
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let number = 1
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this.runProgram(tags, subprogram).filter(r => r !== undefined).forEach(r => number *= parseFloat(r))
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return number.toFixed(2);
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}
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getFirstMatchScore (tags) {
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getFirstMatchScore(tags) {
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let matchFound = false;
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let match = "";
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let i = 0;
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@ -113,11 +156,11 @@ class RuleSet {
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}
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}
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checkValues (tag) {
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checkValues(tag) {
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const [tagKey, tagValue] = tag;
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const options = Object.entries(this.scoreValues[1])
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for (let option of options) {
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for (let option of options) {
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const [optKey, optValues] = option;
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if (optKey === tagKey) {
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@ -127,48 +170,29 @@ class RuleSet {
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return null;
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}
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getMinValue (tags) {
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const minArr = this.scoreValues.map(part => {
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if (typeof(part) === 'object') {
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return this.getMin(part, JSON.parse(tags))
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getMinValue(tags, subprogram) {
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console.log("Running min with", tags, subprogram)
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const minArr = subprogram.map(part => {
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if (typeof (part) === 'object') {
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const calculatedValue = this.runProgram(tags, part)
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return parseFloat(calculatedValue)
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} else {
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return parseInt(part);
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return parseFloat(part);
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}
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});
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let absMin = Math.min(...minArr);
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return absMin;
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}).filter(v => !isNaN(v));
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return Math.min(...minArr);
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}
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getMin (part, tags) {
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let min;
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const [ group ] = Object.entries(part);
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const [,compareVals] = group;
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const minArr = Object.values(compareVals).map(v => parseInt(v));
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min = Math.min(...minArr);
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return min;
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}
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getMaxValue (tags) {
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const maxArr = this.scoreValues.map(part => {
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if (typeof(part) === 'object') {
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return this.getMax(part, JSON.parse(tags))
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getMaxValue(tags, subprogram) {
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const maxArr = subprogram.map(part => {
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if (typeof (part) === 'object') {
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return parseFloat(this.runProgram(tags, part))
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} else {
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return parseInt(part);
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return parseFloat(part);
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}
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});
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let absMax = Math.max(...maxArr);
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return absMax;
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}).filter(v => !isNaN(v));
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return Math.max(...maxArr);
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}
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getMax (part, tags) {
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let max;
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const [ group ] = Object.entries(part);
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const [,compareVals] = group;
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const maxArr = Object.values(compareVals).map(v => parseInt(v));
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max = Math.max(...maxArr);
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return max;
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}
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}
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@ -22,6 +22,7 @@ const app = {
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* @param tags {any} OSM tags as key/value pairs
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*/
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interpret (definitionFile, tags) {
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tags = JSON.parse(tags)
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const rawData = fs.readFileSync(definitionFile);
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const ruleSet = JSON.parse(rawData);
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const { name, $default, $multiply, $min, value} = ruleSet;
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