Fixes missing fields causing unexpected error in moderator views (#2432)

Fixes #2431.

app/routes/circulars.moderation.$circularId.$requestor.tsx

@@ -127,7 +127,10 @@ function DiffedContent({
   newString: string
   method?: 'words' | 'lines'
 }) {
-  const diff = methodMap[method ?? 'words'](oldString, newString)
+  const diff = methodMap[method && newString ? method : 'lines'](
+    oldString ?? '',
+    newString ?? ''
+  )
 
   return (
     <div>

app/routes/circulars/circulars.server.ts

@@ -526,7 +526,7 @@ export async function approveChangeRequest(
     editedOn: Date.now(),
     format: changeRequest.format,
     submitter: changeRequest.submitter,
-    createdOn: changeRequest.createdOn,
+    createdOn: changeRequest.createdOn ?? circular.createdOn, // This is temporary while there are some requests without this property
   })
 
   await deleteChangeRequestRaw(circularId, requestorSub)

sandbox-seed.json

@@ -4727,6 +4727,16 @@
       "submitter": "Ulisse Quadri at Bassano Bresciano Obs <oabb@ulisse.bs.it>",
       "body": "U.Quadri, P.Madurini and L.Strabla (Bassano Bresciano Astronomical Observatory),\n\nMember of: \nAAVSO - American Association of Variable Star Observers.\nUAI/SSV - Unione Astrofili Italiani/sezione stelle variabili.\nGAC - Gruppo Astrofili Cremonesi.\n\nin a large collaboration with:\nM.G. Dainotti (National Astronomical Observatory of Japan), \nY. Niino (Tokyo University, Institute of Astronomy), \nK. Kalinowski (Aarhus University, Department of Physics and Astronomy),\nB. De Simone (Universita' degli Studi Di Salerno)\nreport: \n\nWe imaged the field of Swift J1727.8-1613(GRB 230824A) \n(Page et al., GCN 34537; Navaneeth et al., GCN 34538, Odeh et al., GCN 34543)\nwith the following telescopes:\n\n0.25-m f/4.8 Newton reflector at Bassano Bresciano Observatory, Italy - MPC Code 565. \n0.32-m f/8.0 (iTelescope) reflector at AstroCamp at Nerpio, Spain - MPC Code I89.\n0.51-m f/6.8 (iTelescope) Dall-Kirkham at Rio Hurtado Valley, Chile - MPC Code X07. \n \n\nWe clearly detected a bright object, in the same location as M.Odeh et al., GCN 34543, within \nthe uncertainty radius of the Swift localization, at:\n\nR.A. (J2000): 17:27:43.32\nDec. (J2000): -16:12:18.8\n\n\nThe results of our photometry are:\n\n------------------------------------------------------    \n    Date UT       Exp Time   R-mag    Err  IAU STATION\n------------------------------------------------------\n  \n2023-08-24.7967    18x20s    13.25   0.057    565\n2023-08-24.8018    18x20s    13.25   0.049    565  \n2023-08-24.8071    12x30s    13.24   0.048    565 \n2023-08-24.8124    12x30s    13.24   0.043    565 \n2023-08-24.8185    12x30s    13.24   0.042    565 \n2023-08-24.9030    10x60s    13.05     -      I89\n2023-08-25.1470    10x60s    12.80     -      X07\n------------------------------------------------------\n\nMagnitudes were estimated with the pan-STARRS cat. \nand are converted using Lupton (2005) equations.\n\nNot corrected for galactic dust extinction.\n\nFurther observations are planned.\n\nReference:\nhttp://www.osservatoriobassano.org/GRB.asp\n\nThe message may be cited.\n\n\n",
       "eventId": "GRB 230824A"
+    },
+    {
+      "subject": "Swift J1727.8-1613 (GRB 230824A): Bassano Bresciano Observatory optical observations",
+      "submittedHow": "email-legacy",
+      "bibcode": "2023GCN.34562....1Q",
+      "createdOn": 1693037110788,
+      "circularId": 21,
+      "submitter": "Ulisse Quadri at Bassano Bresciano Obs <oabb@ulisse.bs.it>",
+      "body": "U.Quadri, P.Madurini and L.Strabla (Bassano Bresciano Astronomical Observatory),\n\nMember of: \nAAVSO - American Association of Variable Star Observers.\nUAI/SSV - Unione Astrofili Italiani/sezione stelle variabili.\nGAC - Gruppo Astrofili Cremonesi.\n\nin a large collaboration with:\nM.G. Dainotti (National Astronomical Observatory of Japan), \nY. Niino (Tokyo University, Institute of Astronomy), \nK. Kalinowski (Aarhus University, Department of Physics and Astronomy),\nB. De Simone (Universita' degli Studi Di Salerno)\nreport: \n\nWe imaged the field of Swift J1727.8-1613(GRB 230824A) \n(Page et al., GCN 34537; Navaneeth et al., GCN 34538, Odeh et al., GCN 34543)\nwith the following telescopes:\n\n0.25-m f/4.8 Newton reflector at Bassano Bresciano Observatory, Italy - MPC Code 565. \n0.32-m f/8.0 (iTelescope) reflector at AstroCamp at Nerpio, Spain - MPC Code I89.\n0.51-m f/6.8 (iTelescope) Dall-Kirkham at Rio Hurtado Valley, Chile - MPC Code X07. \n \n\nWe clearly detected a bright object, in the same location as M.Odeh et al., GCN 34543, within \nthe uncertainty radius of the Swift localization, at:\n\nR.A. (J2000): 17:27:43.32\nDec. (J2000): -16:12:18.8\n\n\nThe results of our photometry are:\n\n------------------------------------------------------    \n    Date UT       Exp Time   R-mag    Err  IAU STATION\n------------------------------------------------------\n  \n2023-08-24.7967    18x20s    13.25   0.057    565\n2023-08-24.8018    18x20s    13.25   0.049    565  \n2023-08-24.8071    12x30s    13.24   0.048    565 \n2023-08-24.8124    12x30s    13.24   0.043    565 \n2023-08-24.8185    12x30s    13.24   0.042    565 \n2023-08-24.9030    10x60s    13.05     -      I89\n2023-08-25.1470    10x60s    12.80     -      X07\n------------------------------------------------------\n\nMagnitudes were estimated with the pan-STARRS cat. \nand are converted using Lupton (2005) equations.\n\nNot corrected for galactic dust extinction.\n\nFurther observations are planned.\n\nReference:\nhttp://www.osservatoriobassano.org/GRB.asp\n\nThe message may be cited.\n\n\n",
+      "eventId": "GRB 230824A"
     }
   ],
   "circulars_history": [
@@ -5125,5 +5135,15 @@
       "affiliation": "Example",
       "submit": 1
     }
+  ],
+  "circulars_change_requests": [
+    {
+      "circularId": 21,
+      "requestorSub": "12345678-abcd-1234-abcd-1234abcd1234",
+      "body": "This is an example of a request with a missing createdOn field",
+      "requestor": "Example User at Example <example@example.com>",
+      "requestorEmail": "example@example.com",
+      "subject": "Optical Observations for GRB 971227"
+    }
   ]
 }