|
| 1 | +package users |
| 2 | + |
| 3 | +import ( |
| 4 | + "encoding/json" |
| 5 | + "fmt" |
| 6 | + "net/http" |
| 7 | + |
| 8 | + "github.com/sirupsen/logrus" |
| 9 | + "github.com/source-academy/stories-backend/controller" |
| 10 | + "github.com/source-academy/stories-backend/internal/database" |
| 11 | + apierrors "github.com/source-academy/stories-backend/internal/errors" |
| 12 | + "github.com/source-academy/stories-backend/model" |
| 13 | + userparams "github.com/source-academy/stories-backend/params/users" |
| 14 | + userviews "github.com/source-academy/stories-backend/view/users" |
| 15 | +) |
| 16 | + |
| 17 | +func HandleCreate(w http.ResponseWriter, r *http.Request) error { |
| 18 | + var params userparams.Create |
| 19 | + if err := json.NewDecoder(r.Body).Decode(¶ms); err != nil { |
| 20 | + e, ok := err.(*json.UnmarshalTypeError) |
| 21 | + if !ok { |
| 22 | + logrus.Error(err) |
| 23 | + return apierrors.ClientBadRequestError{ |
| 24 | + Message: fmt.Sprintf("Bad JSON parsing: %v", err), |
| 25 | + } |
| 26 | + } |
| 27 | + |
| 28 | + // TODO: Investigate if we should use errors.Wrap instead |
| 29 | + return apierrors.ClientUnprocessableEntityError{ |
| 30 | + Message: fmt.Sprintf("Invalid JSON format: %s should be a %s.", e.Field, e.Type), |
| 31 | + } |
| 32 | + } |
| 33 | + |
| 34 | + err := params.Validate() |
| 35 | + if err != nil { |
| 36 | + logrus.Error(err) |
| 37 | + return apierrors.ClientUnprocessableEntityError{ |
| 38 | + Message: fmt.Sprintf("JSON validation failed: %v", err), |
| 39 | + } |
| 40 | + } |
| 41 | + |
| 42 | + userModel := *params.ToModel() |
| 43 | + |
| 44 | + // Get DB instance |
| 45 | + db, err := database.GetDBFrom(r) |
| 46 | + if err != nil { |
| 47 | + logrus.Error(err) |
| 48 | + return err |
| 49 | + } |
| 50 | + |
| 51 | + err = model.CreateUser(db, &userModel) |
| 52 | + if err != nil { |
| 53 | + logrus.Error(err) |
| 54 | + return err |
| 55 | + } |
| 56 | + |
| 57 | + controller.EncodeJSONResponse(w, userviews.SingleFrom(userModel)) |
| 58 | + w.WriteHeader(http.StatusCreated) |
| 59 | + return nil |
| 60 | +} |
| 61 | + |
| 62 | +func HandleBatchCreate(w http.ResponseWriter, r *http.Request) error { |
| 63 | + var usersparams userparams.BatchCreate |
| 64 | + if err := json.NewDecoder(r.Body).Decode(&usersparams); err != nil { |
| 65 | + e, ok := err.(*json.UnmarshalTypeError) |
| 66 | + if !ok { |
| 67 | + logrus.Error(err) |
| 68 | + return apierrors.ClientBadRequestError{ |
| 69 | + Message: fmt.Sprintf("Bad JSON parsing: %v", err), |
| 70 | + } |
| 71 | + } |
| 72 | + |
| 73 | + // TODO: Investigate if we should use errors.Wrap instead |
| 74 | + return apierrors.ClientUnprocessableEntityError{ |
| 75 | + Message: fmt.Sprintf("Invalid JSON format: %s should be a %s.", e.Field, e.Type), |
| 76 | + } |
| 77 | + } |
| 78 | + |
| 79 | + for _, userparams := range usersparams.Users { |
| 80 | + err := userparams.Validate() |
| 81 | + if err != nil { |
| 82 | + logrus.Error(err) |
| 83 | + return apierrors.ClientUnprocessableEntityError{ |
| 84 | + Message: fmt.Sprintf("JSON validation failed: %v", err), |
| 85 | + } |
| 86 | + } |
| 87 | + } |
| 88 | + |
| 89 | + userModels := make([]*model.User, len(usersparams.Users)) |
| 90 | + for i, userparams := range usersparams.Users { |
| 91 | + userModels[i] = userparams.ToModel() |
| 92 | + } |
| 93 | + |
| 94 | + // Get DB instance |
| 95 | + db, err := database.GetDBFrom(r) |
| 96 | + if err != nil { |
| 97 | + logrus.Error(err) |
| 98 | + return err |
| 99 | + } |
| 100 | + |
| 101 | + numCreated, err := model.CreateUsers(db, &userModels) |
| 102 | + if err != nil { |
| 103 | + logrus.Error(err) |
| 104 | + return err |
| 105 | + } |
| 106 | + |
| 107 | + controller.EncodeJSONResponse(w, userviews.BatchCreateFrom(userModels, numCreated)) |
| 108 | + w.WriteHeader(http.StatusCreated) |
| 109 | + return nil |
| 110 | +} |
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