use the Canvas API to get A+ tool ID and URL

Was previously hardcoded.

1 files changed, 7 insertions, 0 deletions

diff --git a/aplus.go b/aplus.go
index a8d4daf..51a5a10 100644
--- a/aplus.go
+++ b/aplus.go
@@ -7,6 +7,7 @@ import (
         "io"
         "net/http"
         "net/url"
+        "os"
         "strings"
 )
 
@@ -60,6 +61,12 @@ func submit_code(course_code int, attendance_code string) {
 }
 
 func launch_aplus(course_code int) string {
+        err := init_aplus_toolid(course_code)
+        if err != nil {
+                fmt.Println("Failed to get A+ base URL and tool ID")
+                os.Exit(1)
+        }
+
         aplus_link := fmt.Sprintf("%s/courses/%d/external_tools/sessionless_launch?id=%d&access_token=%s",
                 base_link, course_code, external_tools_code, token)
         aplus := get_aplus(token, aplus_link, client)