Blizzard
92329ddce2
Checks / verify (push) Failing after 9m52s
统一单入口 Go 工程与前端依赖目录，增加后台供应商配置、候选审核、计划预算、成交冲正、持仓复盘和站内通知。接入策略版本、Python 回测、可配置 A 股公开行情及 zap 文件轮转日志，补充迁移、契约与验证。
45 lines
1.0 KiB
Go
45 lines
1.0 KiB
Go
package model
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import (
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"fmt"
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"regexp"
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"strconv"
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"strings"
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"git.sundynix.cn/Blizzard/Veyra/internal/apperror"
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)
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var moneyPattern = regexp.MustCompile(`^(0|[1-9][0-9]{0,9})(\.[0-9]{1,2})?$`)
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// ParseMoney converts decimal text into exact cents, rejecting rounding and exponents.
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func ParseMoney(value string) (int64, error) {
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if !moneyPattern.MatchString(value) {
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return 0, apperror.ErrInvalidInput
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}
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whole, fraction, _ := strings.Cut(value, ".")
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units, err := strconv.ParseInt(whole, 10, 64)
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if err != nil {
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return 0, apperror.ErrInvalidInput
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}
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fraction += strings.Repeat("0", 2-len(fraction))
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cents, err := strconv.ParseInt(fraction, 10, 64)
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if err != nil {
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return 0, apperror.ErrInvalidInput
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}
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amount := units*100 + cents
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if amount > 100000000000 {
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return 0, apperror.ErrInvalidInput
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}
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return amount, nil
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}
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func FormatMoney(minor int64) string {
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sign := ""
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absolute := uint64(minor)
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if minor < 0 {
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sign = "-"
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absolute = uint64(-(minor + 1)) + 1
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}
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return fmt.Sprintf("%s%d.%02d", sign, absolute/100, absolute%100)
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}
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