conditionally compare different properties with multiple comparisons on same property based on existence mongo

Clear Cow answered on November 9, 2023 Popularity 1/10 Helpfulness 1/10

answer conditionally compare different properties with multiple comparisons on same property based on existence mongo

conditionally compare different properties with multiple comparisons on same property based on existence mongo

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// will find possessionStartDate within 2 week period if it exists
// otherwise will use createdAt for same comparison
{
  $expr: {
    $cond: {
      if: "$possessionStartDate",
      then: { 
        $and: [
          {
            $gt: [
              "$possessionStartDate", 
              ISODate('10/26/2023')
            ],
          },
          {
            $lte: [
              "$possessionStartDate", 
              ISODate('11/9/2023')
            ]
          }
        ]
      },
      else: {
        $and: [
          {
            $gt: [
              "createdAt", 
              ISODate('10/26/2023')
            ],
          },
          {
            $lte: [
              "createdAt", 
              ISODate('11/9/2023')
            ]
          }
        ]
      }
    } 
  }
}

Popularity 1/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: compare javascript properties

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Contributed on Nov 09 2023

Clear Cow

0 Answers Avg Quality 2/10

conditionally compare different properties with multiple comparisons on same property based on existence mongo

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