(Tcl) ITIDA Create Canonical JSON

See more Egypt ITIDA Examples

Demonstrates creating the canonical (ITIDA) version of a JSON document. The document in the example is the one at https://sdk.invoicing.eta.gov.eg/files/one-doc.json

Note: This example requires Chilkat v9.5.0.92 or greater.

For more information, see https://sdk.invoicing.eta.gov.eg/signature-creation/

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load ./chilkat.dll

# This example assumes the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

# Note: This example requires Chilkat v9.5.0.92 or greater.
# (In v9.5.0.92, the "itida" encoding was added to StringBuilder's Encode method.)
set sb [new_CkStringBuilder]

# This is the file at https://sdk.invoicing.eta.gov.eg/files/one-doc.json
set success [CkStringBuilder_LoadFile $sb "qa_data/itida/sdk.invoicing.eta.gov.eg/files/one-doc.json" "utf-8"]
if {$success == 0} then {
    puts "Failed to load input file."
    delete_CkStringBuilder $sb
    exit
}

# Convert the contents of sb to the ITIDA canonical form.
# Always pass utf-8 for the 2nd arg.
CkStringBuilder_Encode $sb "itida" "utf-8"

set canonical [CkStringBuilder_getAsString $sb]

puts "$canonical"

# Output: 
# "SomeValue""DELIVERY""APPROACH""SomeValue""PACKAGING""SomeValue""DATEVALIDITY""2020-09-28T09:30:10Z"........."TOTALAMOUNT""5191.50""EXTRADISCOUNTAMOUNT""5.00""TOTALITEMSDISCOUNTAMOUNT""14.00"

# Let's verify we got the correct result.
set sbExpected [new_CkStringBuilder]

set success [CkStringBuilder_LoadFile $sbExpected "qa_data/itida/sdk.invoicing.eta.gov.eg/files/one-doc-serialized.json.txt" "utf-8"]
if {$success == 0} then {
    puts "Failed to expected output file."
    delete_CkStringBuilder $sb
    delete_CkStringBuilder $sbExpected
    exit
}

# Compare our computed canonical string with the expected result.
if {[CkStringBuilder_ContentsEqualSb $sb $sbExpected 1] == 1} then {
    puts "The computed canonical result is correct."
} else {
    puts "The computed canonical result is NOT correct."
}


delete_CkStringBuilder $sb
delete_CkStringBuilder $sbExpected