Axios Intercept not applying token from localStorage on first call












3















So I have a problem with my Vue application, where my axios intercept doesn't apply the authorization token.






axios.interceptors.request.use(config => {
let token = localStorage.getItem("jwt_token")
console.log("Token is: ", token)
console.log(typeof token)
if (token) {
axios.defaults.headers.Authorization = `Bearer ${token}`
}
console.log(config)
return config
});





As you can see I've console logged my Token, before applying it to the Auth header, however this is what I get in my console log.



On the first request the token prints just fine, but inside the header, it's set as null and I get a 422 response



on the second API request, my token applies just fine, and I receive data back.










share|improve this question



























    3















    So I have a problem with my Vue application, where my axios intercept doesn't apply the authorization token.






    axios.interceptors.request.use(config => {
    let token = localStorage.getItem("jwt_token")
    console.log("Token is: ", token)
    console.log(typeof token)
    if (token) {
    axios.defaults.headers.Authorization = `Bearer ${token}`
    }
    console.log(config)
    return config
    });





    As you can see I've console logged my Token, before applying it to the Auth header, however this is what I get in my console log.



    On the first request the token prints just fine, but inside the header, it's set as null and I get a 422 response



    on the second API request, my token applies just fine, and I receive data back.










    share|improve this question

























      3












      3








      3








      So I have a problem with my Vue application, where my axios intercept doesn't apply the authorization token.






      axios.interceptors.request.use(config => {
      let token = localStorage.getItem("jwt_token")
      console.log("Token is: ", token)
      console.log(typeof token)
      if (token) {
      axios.defaults.headers.Authorization = `Bearer ${token}`
      }
      console.log(config)
      return config
      });





      As you can see I've console logged my Token, before applying it to the Auth header, however this is what I get in my console log.



      On the first request the token prints just fine, but inside the header, it's set as null and I get a 422 response



      on the second API request, my token applies just fine, and I receive data back.










      share|improve this question














      So I have a problem with my Vue application, where my axios intercept doesn't apply the authorization token.






      axios.interceptors.request.use(config => {
      let token = localStorage.getItem("jwt_token")
      console.log("Token is: ", token)
      console.log(typeof token)
      if (token) {
      axios.defaults.headers.Authorization = `Bearer ${token}`
      }
      console.log(config)
      return config
      });





      As you can see I've console logged my Token, before applying it to the Auth header, however this is what I get in my console log.



      On the first request the token prints just fine, but inside the header, it's set as null and I get a 422 response



      on the second API request, my token applies just fine, and I receive data back.






      axios.interceptors.request.use(config => {
      let token = localStorage.getItem("jwt_token")
      console.log("Token is: ", token)
      console.log(typeof token)
      if (token) {
      axios.defaults.headers.Authorization = `Bearer ${token}`
      }
      console.log(config)
      return config
      });





      axios.interceptors.request.use(config => {
      let token = localStorage.getItem("jwt_token")
      console.log("Token is: ", token)
      console.log(typeof token)
      if (token) {
      axios.defaults.headers.Authorization = `Bearer ${token}`
      }
      console.log(config)
      return config
      });






      javascript vue.js axios






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 26 '18 at 5:13









      OllieOllie

      182




      182
























          1 Answer
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          2














          At this stage, the config object passed to your interceptor has already been merged with the defaults so assigning the token to axios.defaults.headers.Authorization isn't going to affect the current request's config.



          With that in mind, all you need from your interceptor is...



          config => {
          let token = localStorage.getItem("jwt_token")
          config.headers = Object.assign({
          Authorization: `Bearer ${token}`
          }, config.headers)
          return config
          }


          I've used Object.assign() with the current headers last so as not to overwrite any existing Authorization header.






          share|improve this answer


























          • Fantastic, thank you. I was about to resort to setting the headers in the store on the login action, but I much prefer this way.

            – Ollie
            Nov 26 '18 at 5:31













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          1 Answer
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          active

          oldest

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          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          2














          At this stage, the config object passed to your interceptor has already been merged with the defaults so assigning the token to axios.defaults.headers.Authorization isn't going to affect the current request's config.



          With that in mind, all you need from your interceptor is...



          config => {
          let token = localStorage.getItem("jwt_token")
          config.headers = Object.assign({
          Authorization: `Bearer ${token}`
          }, config.headers)
          return config
          }


          I've used Object.assign() with the current headers last so as not to overwrite any existing Authorization header.






          share|improve this answer


























          • Fantastic, thank you. I was about to resort to setting the headers in the store on the login action, but I much prefer this way.

            – Ollie
            Nov 26 '18 at 5:31


















          2














          At this stage, the config object passed to your interceptor has already been merged with the defaults so assigning the token to axios.defaults.headers.Authorization isn't going to affect the current request's config.



          With that in mind, all you need from your interceptor is...



          config => {
          let token = localStorage.getItem("jwt_token")
          config.headers = Object.assign({
          Authorization: `Bearer ${token}`
          }, config.headers)
          return config
          }


          I've used Object.assign() with the current headers last so as not to overwrite any existing Authorization header.






          share|improve this answer


























          • Fantastic, thank you. I was about to resort to setting the headers in the store on the login action, but I much prefer this way.

            – Ollie
            Nov 26 '18 at 5:31
















          2












          2








          2







          At this stage, the config object passed to your interceptor has already been merged with the defaults so assigning the token to axios.defaults.headers.Authorization isn't going to affect the current request's config.



          With that in mind, all you need from your interceptor is...



          config => {
          let token = localStorage.getItem("jwt_token")
          config.headers = Object.assign({
          Authorization: `Bearer ${token}`
          }, config.headers)
          return config
          }


          I've used Object.assign() with the current headers last so as not to overwrite any existing Authorization header.






          share|improve this answer















          At this stage, the config object passed to your interceptor has already been merged with the defaults so assigning the token to axios.defaults.headers.Authorization isn't going to affect the current request's config.



          With that in mind, all you need from your interceptor is...



          config => {
          let token = localStorage.getItem("jwt_token")
          config.headers = Object.assign({
          Authorization: `Bearer ${token}`
          }, config.headers)
          return config
          }


          I've used Object.assign() with the current headers last so as not to overwrite any existing Authorization header.







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Nov 26 '18 at 5:50

























          answered Nov 26 '18 at 5:23









          PhilPhil

          97k11139158




          97k11139158













          • Fantastic, thank you. I was about to resort to setting the headers in the store on the login action, but I much prefer this way.

            – Ollie
            Nov 26 '18 at 5:31





















          • Fantastic, thank you. I was about to resort to setting the headers in the store on the login action, but I much prefer this way.

            – Ollie
            Nov 26 '18 at 5:31



















          Fantastic, thank you. I was about to resort to setting the headers in the store on the login action, but I much prefer this way.

          – Ollie
          Nov 26 '18 at 5:31







          Fantastic, thank you. I was about to resort to setting the headers in the store on the login action, but I much prefer this way.

          – Ollie
          Nov 26 '18 at 5:31




















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