dpurbosakti
84 lines
1.7 KiB
Go
84 lines
1.7 KiB
Go
/*
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DESCRIPTION:
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Any functions that are used internally by the use-case
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*/
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package patient
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import (
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"fmt"
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e "simrs-vx/internal/domain/main-entities/patient"
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"strconv"
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dg "github.com/karincake/apem/db-gorm-pg"
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)
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func setData[T *e.CreateDto | *e.UpdateDto](input T, data *e.Patient) error {
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var inputSrc *e.CreateDto
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if inputT, ok := any(input).(*e.CreateDto); ok {
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inputSrc = inputT
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} else {
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inputTemp := any(input).(*e.UpdateDto)
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inputSrc = &inputTemp.CreateDto
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}
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if data.Id == 0 {
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medRecNum, err := GenerateNextMedicalRecordNumber()
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if err != nil {
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return err
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}
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data.Number = &medRecNum
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}
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data.Person_Id = inputSrc.Person_Id
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data.RegisteredAt = inputSrc.RegisteredAt
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data.Status_Code = inputSrc.Status_Code
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return nil
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}
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func GenerateNextMedicalRecordNumber() (string, error) {
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var last string
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err := dg.I.
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Table("\"Patient\"").
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Select("\"Number\"").
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Where("\"Number\" IS NOT NULL AND \"Number\" ~ '^[0-9]+$'"). // Only numeric strings
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Order("\"Number\"::bigint DESC").
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Limit(1).
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Scan(&last).Error
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if err != nil {
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return "", err
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}
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var nextInt int64
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var format string
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if last == "" {
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// No existing records, start with 10 digits
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nextInt = 1
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format = "%010d"
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} else {
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n, err := strconv.ParseInt(last, 10, 64)
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if err != nil {
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return "", err
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}
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nextInt = n + 1
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// Dynamically determine format based on existing number
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digitCount := len(last)
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// If the incremented number needs more digits, expand format
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nextStr := strconv.FormatInt(nextInt, 10)
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if len(nextStr) > digitCount {
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digitCount = len(nextStr)
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}
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// Ensure minimum 10 digits as per requirement
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if digitCount < 10 {
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digitCount = 10
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}
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format = fmt.Sprintf("%%0%dd", digitCount)
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}
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return fmt.Sprintf(format, nextInt), nil
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}
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