github.com/aacfactory/fns@v1.2.86-0.20240310083819-80d667fc0a17/commons/times/parse.go (about)

     1  /*
     2   * Copyright 2023 Wang Min Xiang
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   * 	http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   *
    16   */
    17  
    18  package times
    19  
    20  import (
    21  	"fmt"
    22  	"strings"
    23  	"time"
    24  )
    25  
    26  func ParseTime(value string) (result time.Time, err error) {
    27  	value = strings.TrimSpace(value)
    28  	if value == "" {
    29  		result = time.Time{}
    30  		return
    31  	}
    32  	if len(value) == 10 {
    33  		result, err = time.Parse("2006-01-02", value)
    34  		return
    35  	}
    36  	if len(value) == len(time.RFC3339) {
    37  		result, err = time.Parse(time.RFC3339, value)
    38  		return
    39  	}
    40  	if len(value) == len(time.RFC3339Nano) {
    41  		result, err = time.Parse(time.RFC3339Nano, value)
    42  		return
    43  	}
    44  	if len(value) == 19 {
    45  		if strings.IndexByte(value, 'T') > 0 {
    46  			result, err = time.Parse("2006-01-02T15:04:05", value)
    47  		} else {
    48  			result, err = time.Parse("2006-01-02 15:04:05", value)
    49  		}
    50  		return
    51  	}
    52  	if len(value) > 19 && strings.IndexByte(value, 'T') > 0 && strings.IndexByte(value, 'Z') > 0 {
    53  		if strings.IndexByte(value, 'T') > 0 && strings.IndexByte(value, 'Z') > 0 {
    54  			// ISO8601
    55  			result, err = time.Parse("2006-01-02T15:04:05.000Z0700", value)
    56  		} else {
    57  			result, err = time.Parse("2006-01-02 15:04:05.999999999-07:00", value)
    58  
    59  		}
    60  		return
    61  	}
    62  
    63  	err = fmt.Errorf("parse %s to time failed, layout is not supported", value)
    64  
    65  	return
    66  }