90 lines
2.1 KiB
Go
90 lines
2.1 KiB
Go
package hrana
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import (
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"encoding/base64"
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"fmt"
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"strconv"
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"strings"
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"time"
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)
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type Value struct {
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Type string `json:"type"`
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Value any `json:"value,omitempty"`
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Base64 *string `json:"base64,omitempty"`
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}
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func (v Value) ToValue(columnType *string) any {
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if v.Type == "blob" {
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if v.Base64 == nil {
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return nil
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}
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bytes, err := base64.StdEncoding.WithPadding(base64.NoPadding).DecodeString(*v.Base64)
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if err != nil {
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return nil
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}
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return bytes
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} else if v.Type == "integer" {
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integer, err := strconv.ParseInt(v.Value.(string), 10, 64)
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if err != nil {
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return nil
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}
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return integer
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} else if columnType != nil {
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if (strings.ToLower(*columnType) == "timestamp" || strings.ToLower(*columnType) == "datetime") && v.Type == "text" {
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for _, format := range []string{
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"2006-01-02 15:04:05.999999999-07:00",
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"2006-01-02T15:04:05.999999999-07:00",
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"2006-01-02 15:04:05.999999999",
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"2006-01-02T15:04:05.999999999",
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"2006-01-02 15:04:05",
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"2006-01-02T15:04:05",
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"2006-01-02 15:04",
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"2006-01-02T15:04",
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"2006-01-02",
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} {
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if t, err := time.ParseInLocation(format, v.Value.(string), time.UTC); err == nil {
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return t
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}
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}
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}
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}
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return v.Value
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}
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func ToValue(v any) (Value, error) {
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var res Value
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if v == nil {
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res.Type = "null"
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} else if integer, ok := v.(int64); ok {
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res.Type = "integer"
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res.Value = strconv.FormatInt(integer, 10)
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} else if integer, ok := v.(int); ok {
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res.Type = "integer"
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res.Value = strconv.FormatInt(int64(integer), 10)
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} else if text, ok := v.(string); ok {
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res.Type = "text"
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res.Value = text
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} else if blob, ok := v.([]byte); ok {
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res.Type = "blob"
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b64 := base64.StdEncoding.WithPadding(base64.NoPadding).EncodeToString(blob)
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res.Base64 = &b64
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} else if float, ok := v.(float64); ok {
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res.Type = "float"
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res.Value = float
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} else if t, ok := v.(time.Time); ok {
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res.Type = "text"
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res.Value = t.Format("2006-01-02 15:04:05.999999999-07:00")
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} else if t, ok := v.(bool); ok {
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res.Type = "integer"
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res.Value = "0"
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if t {
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res.Value = "1"
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}
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} else {
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return res, fmt.Errorf("unsupported value type: %s", v)
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}
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return res, nil
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}
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