Merge pull request #2 from christopherwoodall/1-env-auth-over-ride

Set/Get environmental variables in `main.go`

README.md

@@ -2,18 +2,18 @@
 
 ```
  .       .                   .       .      .     .      .                      .              .
-    .           .            .     ________ 
+    .           .            .     ________
                   .               /////////                .         .      .       .       .          .
         .   ________   .  .      /////////     .    .
            |.____.  /\         /////////    .                      .               .               .
   .       //      \/  |\     /////////
          //          \ |  \ /////////         _______ _______ _______ _____ __   _ _______ _______       .
-        ||           | |  ///////// .     .   |______ |_____|    |      |   | \  |    |    |______ |     
+        ||           | |  ///////// .     .   |______ |_____|    |      |   | \  |    |    |______ |
-   .    ||           | |//  /////             ______| |     |    |    __|__ |  \_|    |    |______ |_____  .       
+   .    ||           | |//  /////             ______| |     |    |    __|__ |  \_|    |    |______ |_____  .
-        \\         / //     \/   .                    
+        \\         / //     \/   .
           \\.___./ //\      ,_\     .     .                                                            .
   .       .    \ //////\   /    \                 .    .      Satellite OSINT CLI Tool          .            .
-          .    ///////// \|      |    .                    
+          .    ///////// \|      |    .
        .      ///////// .  \ __ /          .               Made by Angelina Tsuboi (G4LXY)              .
  .           /////////                              .               .                   .
    .   .    /////////     .     .                           .                   .                   .     .
@@ -26,7 +26,7 @@
 ### Features
 - Satellite Catalog Retrieval from NORAD ID or Selection Menu
 - Display Satellite Telemetry
-- Visual and Radio Orbital Predictions 
+- Visual and Radio Orbital Predictions
 - Parse Two Line Elements (TLE)
 
 ### Preview
@@ -37,17 +37,17 @@ Make an account at [**Space Track**](https://space-track.org) save username and
 
 Create an account at [**N2YO**](https://n2yo.com) and save API key.
 
-Update `main.go` to have proper credentials
+The CLI will prompt for both Space Track and N2YO credentials if none are present in your environmental variables. To export your credentials enter the following commands:
-```
+```bash
-os.Setenv("SPACE_TRACK_USERNAME", "username")
+$ export SPACE_TRACK_USERNAME="YOUR_USER_NAME"
-os.Setenv("SPACE_TRACK_PASSWORD", "password")
+$ export SPACE_TRACK_PASSWORD="YOUR_PASSWORD"
-os.Setenv("N2YO_API_KEY", "api-key")
+$ export N2YO_API_KEY="YOUR_API_KEY"
 ```
 
 To build from source, you will need Go installed.
 
 ```bash
-$ export GO111MODULE=on 
+$ export GO111MODULE=on
 $ go get ./...
 $ go run main.go
 ```
@@ -61,5 +61,5 @@ To get a general overview of the underlying concepts of this tool, [read this ar
 
 ### Upcoming Features
 + [ ] Map Layout of Satellite Positioning
-+ [ ] Including the [SGP4 Algorithm](joshuaferrara/go-satellite) for Position Prediction 
++ [ ] Including the [SGP4 Algorithm](joshuaferrara/go-satellite) for Position Prediction
 

main.go

@@ -1,17 +1,50 @@
 /*
-Copyright © 2023 NAME HERE <EMAIL ADDRESS>
+Copyright © 2023 Angelina Tsuboi angelinatsuboi@proton.me
-
 */
+
 package main
 
 import (
+	"bufio"
+	"fmt"
 	"os"
+	"strings"
+
 	"github.com/ANG13T/SatIntel/cli"
 )
 
+func setEnvironmentalVariable(envKey string) string {
+	reader := bufio.NewReader(os.Stdin)
+	fmt.Printf("%s: ", envKey)
+	input, err := reader.ReadString('\n')
+
+	if err != nil {
+		fmt.Println("Error reading input:", err)
+		os.Exit(1)
+	}
+	input = strings.TrimSuffix(input, "\n")
+
+	if err := os.Setenv(envKey, input); err != nil {
+		fmt.Printf("Error setting environment variable %s: %v\n", envKey, err)
+		os.Exit(1)
+	}
+
+	return input
+}
+
+
+func checkEnvironmentalVariable(envKey string) {
+	_, found := os.LookupEnv(envKey)
+	if !found {
+		setEnvironmentalVariable(envKey)
+	}
+}
+
+
 func main() {
-	os.Setenv("SPACE_TRACK_USERNAME", "username")
+	checkEnvironmentalVariable("SPACE_TRACK_USERNAME")
-	os.Setenv("SPACE_TRACK_PASSWORD", "password")
+	checkEnvironmentalVariable("SPACE_TRACK_PASSWORD")
-	os.Setenv("N2YO_API_KEY", "api-key")
+	checkEnvironmentalVariable("N2YO_API_KEY")
+
 	cli.SatIntel()
 }

osint/satelliteposition.go

@@ -3,10 +3,10 @@ package osint
 import (
 	"io/ioutil"
 	"fmt"
-	"github.com/iskaa02/qalam/gradient"	
+	"github.com/iskaa02/qalam/gradient"
 	"encoding/json"
 	"github.com/TwiN/go-color"
-    "net/http"
+  "net/http"
 	"strconv"
 	"os"
 )
@@ -31,7 +31,7 @@ func SatellitePositionVisualization() {
 		var norad string
 		fmt.Scanln(&norad)
 		GetLocation(norad)
-	} 
+	}
 
 	return
 }