// NewOperationResource initializes a new resource from an OperationRecord
func NewOperationResource(op db.OperationRecord) (OperationResource, error) {
result, err := op.Details()
if err != nil {
return nil, err
}
if result == nil {
result = make(map[string]interface{})
}
self := fmt.Sprintf("/operations/%d", op.Id)
result["_links"] = halgo.Links{}.
Self(self).
Link("transaction", "/transactions/%s", op.TransactionHash).
Link("effects", "%s/effects%s", self, hal.StandardPagingOptions).
Link("precedes", "/operations?cursor=%s&order=asc", op.PagingToken()).
Link("succeeds", "/operations?cursor=%s&order=desc", op.PagingToken()).
Items
result["id"] = op.Id
result["source_account"] = op.SourceAccount
result["paging_token"] = op.PagingToken()
result["type_i"] = op.Type
ts, ok := operationResourceTypeNames[op.Type]
if ok {
result["type"] = ts
} else {
result["type"] = "unknown"
}
return result, nil
}
func (this *Base) Populate(ctx context.Context, row db.OperationRecord) {
this.ID = fmt.Sprintf("%d", row.Id)
this.PT = row.PagingToken()
this.SourceAccount = row.SourceAccount
this.populateType(row)
lb := hal.LinkBuilder{httpx.BaseURL(ctx)}
self := fmt.Sprintf("/operations/%d", row.Id)
this.Links.Self = lb.Link(self)
this.Links.Succeeds = lb.Linkf("/effects?order=desc&cursor=%s", this.PT)
this.Links.Precedes = lb.Linkf("/effects?order=asc&cursor=%s", this.PT)
this.Links.Transaction = lb.Linkf("/transactions/%s", row.TransactionHash)
this.Links.Effects = lb.Link(self, "effects")
}
// New creates a new operation resource, finding the appropriate type to use
// based upon the row's type.
func New(
ctx context.Context,
row db.OperationRecord,
) (result hal.Pageable, err error) {
switch row.Type {
case xdr.OperationTypeCreateAccount:
e := CreateAccount{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypePayment:
e := Payment{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypePathPayment:
e := PathPayment{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypeManageOffer:
e := ManageOffer{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypeCreatePassiveOffer:
e := CreatePassiveOffer{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypeSetOptions:
e := SetOptions{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypeChangeTrust:
e := ChangeTrust{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypeAllowTrust:
e := AllowTrust{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypeAccountMerge:
e := AccountMerge{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
case xdr.OperationTypeInflation:
e := Inflation{}
e.Populate(ctx, row)
err = row.UnmarshalDetails(&e)
result = e
default:
e := Base{}
e.Populate(ctx, row)
result = e
}
return
}