Adds first version for min & max | Needs review

javascript/RuleSet.js

@@ -1,3 +1,4 @@
+
 /**
  * RuleSet Class
  * Constructor
@@ -30,6 +31,7 @@ class RuleSet {
         const [
             [program, keys], values
         ] = Object.entries(initValues);
+        console.log(program)
 
         if (program === '$multiply') {
             this.scoreValues = keys;
@@ -42,6 +44,16 @@ class RuleSet {
             const match = this.getFirstMatchScore(tags);
             return `"${this.name.slice(8)}":"${match}"`;
 
+        } else if (program === '$min') {
+            this.scoreValues = keys;
+            const minVal = this.getMinValue(tags);
+            return `"${this.name.slice(8)}":"${minVal}"`;
+
+        } else if (program === '$max') {
+            this.scoreValues = keys;
+            const maxVal = this.getMaxValue(tags);
+            return `"${this.name.slice(8)}":"${maxVal}"`;
+            
         } else {
             console.error(`Error: Program ${program} is not implemented yet. ${JSON.stringify(keys)}`);
         }
@@ -74,8 +86,10 @@ class RuleSet {
     getFirstMatchScore (tags) {
         let matchFound = false;
         let match = "";
+        let i = 0;
 
         for (let key of this.order) {
+            i++;
             for (let entry of Object.entries(tags)) {
                 const [tagKey, tagValue] = entry;
 
@@ -111,6 +125,47 @@ class RuleSet {
         return null;
     }
 
+    getMinValue (tags) {
+        const minArr = this.scoreValues.map(part => {
+            if (typeof(part) === 'object') {
+                return this.getMin(part, tags)
+            } else {
+                return parseInt(part);
+            }
+        });
+        let absMin = Math.min(...minArr);
+        return absMin;
+    }
+
+    getMin (part, tags) {
+        let min;
+        const [ group ] = Object.entries(part);
+        const [,compareVals] = group;
+        const minArr = Object.values(compareVals).map(v => parseInt(v));
+        min = Math.min(...minArr);
+        return min;
+    }
+
+    getMaxValue (tags) {
+        const maxArr = this.scoreValues.map(part => {
+            if (typeof(part) === 'object') {
+                return this.getMax(part, tags)
+            } else {
+                return parseInt(part);
+            }
+        });
+        let absMax = Math.max(...maxArr);
+        return absMax;
+    }
+
+    getMax (part, tags) {
+        let max;
+        const [ group ] = Object.entries(part);
+        const [,compareVals] = group;
+        const maxArr = Object.values(compareVals).map(v => parseInt(v));
+        max = Math.max(...maxArr);
+        return max;
+    }
 
 }
 

javascript/interpret.js

@@ -9,12 +9,12 @@ import RuleSet from './RuleSet.js';
  * Example tags
  */
 const tags1 = {
-    "highway": "residential", // 1
+    "highway": "residential", // 1 // Expect "yes"
     "surface": "paved", // 0.99
 }
 
 const tags2 = {
-    "bicycle": "yes",
+    "bicycle": "yes", // Expect "yes"
     "cycleway": "lane",
     "highway": "secondary",
     "maxspeed": "50",
@@ -22,68 +22,73 @@ const tags2 = {
 
 const tags3 = {
     "cyclestreet": "yes",
-    "highway": "residential",
+    "highway": "residential", // Expect "yes"
     "maxspeed": "30",
     "surface": "asphalt"
 }
 
 const tags4 = {
-    "highway": "track",
+    "highway": "track", // Expect "yes"
     "surface": "asphalt",
     "incline": "10%"
 }
 
 const tags5 = {
-    "access": "no",
+    "access": "no", // Expect "no"
     "bicycle": "official",
     "area": "yes"
 }
 
+const tags6 = {
+    "surface":"dirt",
+    "highway":"track",
+    /*
+    "surface":"paved",
+    "highway":"path"
+    */
+}
+
 /**
  * Interpret JsonFile w/ Tags
  * @param definitionFile {any} JSON input defining the score distribution
  * @param tags {any} OSM tags as key/value pairs
  */
 const interpret = (definitionFile, tags) => {
-    const rawData = fs.readFileSync(definitionFile);
+    const { name, $default, $multiply, $min, value} = ruleSet;
-    const ruleSet = JSON.parse(rawData);
-
-    const { name, $default, $multiply, value} = ruleSet;
 
     if (!!value) {
         const currentSet = new RuleSet(name, $default, value);
         console.log(currentSet.runProgram(tags));
-    } else {
+    } else if (!!$multiply) {
         const currentSet = new RuleSet(name, $default, {$multiply});
-        // currentSet.toString();
+        console.log(currentSet.runProgram(tags));
+    } else if (!!$min) {
+        const currentSet = new RuleSet(name, $default, {$min});
         console.log(currentSet.runProgram(tags));
     }
 }; 
 /* 
 console.info('Comfort')
-interpret("../Examples/bicycle/aspects/bicycle.comfort.json", tags1);
+interpret("./.routeExamples/bicycle.comfort.json", tags1);
-interpret("../Examples/bicycle/aspects/bicycle.comfort.json", tags2);
+interpret("./.routeExamples/bicycle.comfort.json", tags2);
-interpret("../Examples/bicycle/aspects/bicycle.comfort.json", tags3);
+interpret("./.routeExamples/bicycle.comfort.json", tags3);
-interpret("../Examples/bicycle/aspects/bicycle.comfort.json", tags4);
+interpret("./.routeExamples/bicycle.comfort.json", tags4);
 console.log('*******************')
 
 console.info('Safety')
-interpret("../Examples/bicycle/aspects/bicycle.safety.json", tags1);
+interpret("./.routeExamples/bicycle.safety.json", tags1);
-interpret("../Examples/bicycle/aspects/bicycle.safety.json", tags2);
+interpret("./.routeExamples/bicycle.safety.json", tags2);
-interpret("../Examples/bicycle/aspects/bicycle.safety.json", tags3);
+interpret("./.routeExamples/bicycle.safety.json", tags3);
-interpret("../Examples/bicycle/aspects/bicycle.safety.json", tags4);
+interpret("./.routeExamples/bicycle.safety.json", tags4);
 console.log('*******************') */
 
-console.info('Legal Access')
+/* console.info('Legal Access')
-interpret("../Examples/bicycle/aspects/bicycle.legal_access.json", tags1);
+interpret("./.routeExamples/bicycle.legal_access.json", tags1);
-interpret("../Examples/bicycle/aspects/bicycle.legal_access.json", tags2);
+interpret("./.routeExamples/bicycle.legal_access.json", tags2);
-interpret("../Examples/bicycle/aspects/bicycle.legal_access.json", tags3);
+interpret("./.routeExamples/bicycle.legal_access.json", tags3);
-interpret("../Examples/bicycle/aspects/bicycle.legal_access.json", tags4);
+interpret("./.routeExamples/bicycle.legal_access.json", tags4);
-interpret("../Examples/bicycle/aspects/bicycle.legal_access.json", tags5);
+interpret("./.routeExamples/bicycle.legal_access.json", tags5); */
-
+// console.log('*******************')
-// !TODO: Add default value = "no" as a fallback. Fix logic
-
-console.log('*******************')
 
 /* console.info('Speed Factor')
 interpret("./.routeExamples/bicycle.speed_factor.json", tags1);
@@ -92,4 +97,16 @@ interpret("./.routeExamples/bicycle.speed_factor.json", tags3);
 interpret("./.routeExamples/bicycle.speed_factor.json", tags4);
 console.log('*******************') */
 
+console.info('Test min')
+/* interpret("./.routeExamples/bicycle.min_test.json", tags1);
+interpret("./.routeExamples/bicycle.min_test.json", tags2);
+interpret("./.routeExamples/bicycle.min_test.json", tags3);
+interpret("./.routeExamples/bicycle.min_test.json", tags4); */
+// interpret("./.routeExamples/bicycle.min_test.json", tags6);
+const rawData = fs.readFileSync("./.routeExamples/bicycle.min_test.json");
+const ruleSet = JSON.parse(rawData);
+interpret(ruleSet, tags6);
+
+console.log('*******************')
+
 export default interpret;