tle2转czml

TLE2ToCZML/main.js

@@ -0,0 +1,53 @@
+const { tles2czml } = require('./tle2czml')
+const fs = require('fs')
+
+const czmlGenerator = (fileName) => {
+    let czmlName
+    switch(fileName){
+        case('BEIDOU'):
+        czmlName = 'beidou' 
+        break;
+        case('GALILEO'):
+        czmlName = 'galileo' 
+        break;
+        case('GLONASS'):
+        czmlName = 'glo-ops' 
+        break;
+        case('GPS'):
+        czmlName = 'gps-ops' 
+        break;
+        default:
+        break;
+    }
+    fs.readFile(`./public/tle2/${fileName}.txt`, 'utf-8', (err, data) => {
+        if (err) {
+            console.log(err)
+            return
+        } else {
+            let tle = []
+            let tlearr = data.split('\r\n')
+            if (tlearr[tlearr.length - 1] == '') {
+                tlearr.pop()
+            }
+            for (let i = 0; i < tlearr.length; i = i + 3) {
+                tle.push({
+                    name: tlearr[i].trim(),
+                    tle1: tlearr[i + 1],
+                    tle2: tlearr[i + 2]
+                })
+            }
+            let czml = tles2czml(new Date(new Date()-24*60*60*1000*7), new Date(), tle, fileName)
+            fs.writeFile(`./czml/${czmlName}.czml`, JSON.stringify(czml), (error) => {
+                if(error){
+                    console.log(error)
+                }
+                console.log(`文件 ${czmlName}.czml 创建成功！`)
+            })
+        }
+    })
+}
+
+czmlGenerator('BEIDOU')
+czmlGenerator('GALILEO')
+czmlGenerator('GLONASS')
+czmlGenerator('GPS')