Ale changes (#36)

* added health check

* cleaned up returns

* added spiceql function

* changes for ALE

SpiceQL/include/spice_types.h

@@ -354,6 +354,20 @@ namespace SpiceQL {
    */
   double doubleSclkToEt(int frameCode, double sclk, std::string mission, bool searchKernels=true);
 
+
+  /**
+   * @brief Converts a given double ephemeris time to an sclk string
+   *
+   *
+   * @param frameCode int Frame id to use
+   * @param et ephemeris time
+   * @param mission string Mission name as it relates to the config files
+   * @param searchKernels bool Whether to search the kernels for the user
+   * @return string
+   */
+  std::string doubleEtToSclk(int frameCode, double et, std::string mission, bool searchKernels);
+
+
   /**
    * @brief Get the center, class id, and class of a given frame
    *

SpiceQL/include/utils.h

@@ -282,6 +282,7 @@ namespace SpiceQL {
   **/
   std::vector<std::vector<int>> frameTrace(double et, int initialFrame, std::string mission="", std::string ckQuality="reconstructed",  bool searchKernels=true);
 
+
   /**
     * @brief finds key:values in kernel pool
     *

SpiceQL/src/spice_types.cpp

@@ -258,6 +258,26 @@ namespace SpiceQL {
       return et;
   }
 
+
+  string doubleEtToSclk(int frameCode, double et, string mission, bool searchKernels) {
+      Config missionConf;
+      json sclks;
+
+      if (searchKernels) {
+        sclks = loadSelectKernels("sclk", mission);
+      }
+
+      KernelSet sclkSet(sclks);
+
+      SpiceChar sclk[100];
+      checkNaifErrors();
+      sce2s_c(frameCode, et, 100, sclk);
+      checkNaifErrors();
+      SPDLOG_DEBUG("strsclktoet({}, {}, {}) -> {}", frameCode, mission, sclk, et);
+
+      return string(sclk);
+  }
+
   json findMissionKeywords(string key, string mission, bool searchKernels) {
     json translationKernels = {};
 

SpiceQL/src/utils.cpp

@@ -395,37 +395,34 @@ namespace SpiceQL {
     vector<double> orientation = {0, 0, 0, 0};
 
     bool has_av = true;
-
+    
     // First try getting the entire state matrix (6x6), which includes CJ and the angular velocity
     checkNaifErrors();
     frmchg_((int *) &refFrame, (int *) &toFrame, &et, (doublereal *) stateCJ);
-    checkNaifErrors();
+    SpiceBoolean ckfailure = failed_c();
+    reset_c();                   // Reset Naif error system to allow caller to recover
 
-    if (!failed_c()) {
+    if (!ckfailure) {
       // Transpose and isolate CJ and av
-      checkNaifErrors();
       xpose6_c(stateCJ, stateCJ);
       xf2rav_c(stateCJ, CJ_spice, av_spice);
-      checkNaifErrors();
 
       // Convert to std::array for output
       for(int i = 0; i < 3; i++) {
         orientation.push_back(av_spice[i]);
       }
-
     }
     else {  // TODO This case is untested
       // Recompute CJ_spice ignoring av
-      checkNaifErrors();
       reset_c(); // reset frmchg_ failure
 
       refchg_((int *) &refFrame, (int *) &toFrame, &et, (doublereal *) CJ_spice);
       xpose_c(CJ_spice, CJ_spice);
-      checkNaifErrors();
 
       has_av = false;
     }
 
+    checkNaifErrors();
     // Translate matrix to std:array quaternion
     m2q_c(CJ_spice, quat_spice);
 
@@ -610,8 +607,8 @@ namespace SpiceQL {
   json findKeywords(string keytpl) {
     // Define gnpool i/o
     const SpiceInt START = 0;
-    const SpiceInt ROOM = 50;
-    const SpiceInt LENOUT = 100;
+    const SpiceInt ROOM = 200;
+    const SpiceInt LENOUT = 200;
     ConstSpiceChar *cstr = keytpl.c_str();
     SpiceInt nkeys;
     SpiceChar kvals [ROOM][LENOUT];
@@ -664,7 +661,6 @@ namespace SpiceQL {
       if (!gdfound) {
         gipool_c(fkey, START, ROOM, &nvals, ivals, &gifound);
         checkNaifErrors();
-
       }
 
       if (gifound) {

fastapi/app/main.py

@@ -6,7 +6,11 @@ from fastapi import FastAPI, Query
 from pydantic import BaseModel, Field
 from starlette.responses import RedirectResponse
 import numpy as np
+import os
 import pyspiceql
+import logging
+
+logger = logging.getLogger('uvicorn.error')
 
 SEARCH_KERNELS_BOOL = True
 
@@ -32,11 +36,16 @@ app = FastAPI()
 async def root():
     return RedirectResponse(url="/docs")
 
-@app.post("/customMessage")
-async def message(
-    message_item: MessageItem
-    ):
-    return {"message": message_item.message}
+@app.get("/healthCheck")
+async def message():
+    try: 
+      data_dir_exists = os.path.exists(pyspiceql.getDataDirectory()) 
+      return {"data_content": os.listdir(pyspiceql.getDataDirectory()), 
+              "data_dir_exists": data_dir_exists, 
+              "is_healthy": data_dir_exists}
+    except Exception as e:
+        logger.error(f"ERROR: {e}")
+        return {"is_healthy": False}
 
 
 # SpiceQL endpoints
@@ -125,6 +134,21 @@ async def doubleSclkToEt(
         body = ErrorModel(error=str(e))
         return ResponseModel(statusCode=500, body=body)
 
+
+@app.get("/doubleEtToSclk")
+async def strSclkToEt(
+    frameCode: int,
+    et: float,
+    mission: str):
+    try:
+        result = pyspiceql.doubleEtToSclk(frameCode, et, mission, SEARCH_KERNELS_BOOL)
+        body = ResultModel(result=result)
+        return ResponseModel(statusCode=200, body=body)
+    except Exception as e:
+        body = ErrorModel(error=str(e))
+        return ResponseModel(statusCode=500, body=body)
+
+
 @app.get("/utcToEt")
 async def utcToEt(
     utc: str):