beautifulpython•15mo ago

✅ – ✅ – beautifulpython – 19-38 Jul 25

greetings, I have a self referencing async function that populates a global array declared top of my code let final = [] But when I try to see it's value it still shows as []. Here is my code been at it for almost 4 hours and stuck

36 Replies

beautifulpython•15mo ago

async function drainTrino(nextUri) {
  let response = await fetch(nextUri,
    {
      method: "GET",
      mode: "cors",
      cache: "no-cache",
      credentials: "same-origin",
      redirect: "follow",
      referrerPolicy: "no-referrer",
      headers: {
        'accept': 'application/json',
        'Authorization': 'Basic root'        
      }        
    }
  )
  let d = await response.json();
  
  if (d.nextUri) {    
    if (d.data  && d.columns) {
      let o = {};
      //let c = d.columns[0].name
      //console.log('"' + c + '"')
      for (let i = 0; i < d.data.length; i++) {

        o["orderkey"] = d.data[i][0].toString();
        o[`clerk`] = d.data[i][6];
        o[`totalprice`] = d.data[i][3];
        o[`orderdate`] = d.data[i][4];        
        orders.push(o)
      } 
      
    }
    drainTrino(d.nextUri) 
  } else {
    return orders
  }
}

async function drainTrino(nextUri) {
  let response = await fetch(nextUri,
    {
      method: "GET",
      mode: "cors",
      cache: "no-cache",
      credentials: "same-origin",
      redirect: "follow",
      referrerPolicy: "no-referrer",
      headers: {
        'accept': 'application/json',
        'Authorization': 'Basic root'        
      }        
    }
  )
  let d = await response.json();
  
  if (d.nextUri) {    
    if (d.data  && d.columns) {
      let o = {};
      //let c = d.columns[0].name
      //console.log('"' + c + '"')
      for (let i = 0; i < d.data.length; i++) {

        o["orderkey"] = d.data[i][0].toString();
        o[`clerk`] = d.data[i][6];
        o[`totalprice`] = d.data[i][3];
        o[`orderdate`] = d.data[i][4];        
        orders.push(o)
      } 
      
    }
    drainTrino(d.nextUri) 
  } else {
    return orders
  }
}

Unknown User•15mo ago

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beautifulpython•15mo ago

yes sir

Unknown User•15mo ago

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beautifulpython•15mo ago

this is for trino database and when using rest api youknow it has ended or drained when d.nextUri is not longer there

Unknown User•15mo ago

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beautifulpython•15mo ago

do I need some type of event listener for this onEnd ?

Unknown User•15mo ago

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beautifulpython•15mo ago

ok let me read up on that how to implement sucj a thing. thnx! can this work?

    () => {
      return orders 
    };

    () => {
      return orders 
    };

oh wait it has to be passed on got it

Unknown User•15mo ago

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beautifulpython•15mo ago

anonymous function no name

Unknown User•15mo ago

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beautifulpython•15mo ago

i cant bcs its anonymous i need to naem it

Unknown User•15mo ago

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beautifulpython•15mo ago

oh sorry. i was going to dump it here

    drainTrino(d.nextUri) 
  } else {
    () => {
      return orders 
    };
  }

    drainTrino(d.nextUri) 
  } else {
    () => {
      return orders 
    };
  }