89 lines
2.9 KiB
Go
89 lines
2.9 KiB
Go
package httpapi
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import (
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"encoding/json"
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"errors"
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"io"
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"log"
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"net/http"
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"github.com/gin-gonic/gin"
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"git.apinb.com/ops/license/internal/dashboard"
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"git.apinb.com/ops/license/internal/issuance"
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"git.apinb.com/ops/license/internal/subject"
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)
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type pagination struct {
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Page int `json:"page"`
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PageSize int `json:"page_size"`
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Total int64 `json:"total"`
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}
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func writeData(c *gin.Context, status int, data any) {
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c.JSON(status, gin.H{"data": data})
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}
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func writePage(c *gin.Context, data any, page, pageSize int, total int64) {
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c.JSON(http.StatusOK, gin.H{
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"data": data,
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"pagination": pagination{
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Page: page,
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PageSize: pageSize,
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Total: total,
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},
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})
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}
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func writeBadRequest(c *gin.Context) {
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c.JSON(http.StatusBadRequest, gin.H{"code": "bad_request", "message": "请求格式不正确"})
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}
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func writeError(c *gin.Context, err error) {
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status := http.StatusInternalServerError
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code := "internal_error"
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message := "服务器内部错误"
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switch {
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case errors.Is(err, subject.ErrNotFound):
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status, code, message = http.StatusNotFound, "subject_not_found", "授权对象不存在"
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case errors.Is(err, issuance.ErrNotFound):
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status, code, message = http.StatusNotFound, "licence_not_found", "签发记录不存在"
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case errors.Is(err, subject.ErrDuplicate):
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status, code, message = http.StatusConflict, "subject_duplicate", "授权对象已存在"
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case errors.Is(err, subject.ErrHasLicences):
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status, code, message = http.StatusConflict, "subject_has_licences", "该授权对象已有签发记录，不能修改或删除"
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case errors.Is(err, subject.ErrInvalidInput):
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status, code, message = http.StatusUnprocessableEntity, "invalid_subject", "授权对象字段不合法"
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case errors.Is(err, issuance.ErrInvalidDates):
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status, code, message = http.StatusUnprocessableEntity, "invalid_licence_dates", "许可证日期不合法"
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case errors.Is(err, issuance.ErrInvalidQuota):
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status, code, message = http.StatusUnprocessableEntity, "invalid_licence_quota", "许可证配额不合法"
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case errors.Is(err, issuance.ErrPreviousMismatch):
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status, code, message = http.StatusUnprocessableEntity, "previous_licence_mismatch", "续期来源与授权对象不匹配"
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case errors.Is(err, issuance.ErrInvalidInput), errors.Is(err, dashboard.ErrInvalidInput):
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status, code, message = http.StatusUnprocessableEntity, "invalid_issuance", "签发参数不合法"
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}
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if status == http.StatusInternalServerError {
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log.Printf("HTTP internal error: %v", err)
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}
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c.JSON(status, gin.H{"code": code, "message": message})
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}
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func decodeJSON(c *gin.Context, destination any) error {
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decoder := json.NewDecoder(c.Request.Body)
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decoder.DisallowUnknownFields()
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if err := decoder.Decode(destination); err != nil {
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return err
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}
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var trailing any
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if err := decoder.Decode(&trailing); !errors.Is(err, io.EOF) {
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if err == nil {
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return errors.New("JSON 包含多个顶层值")
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}
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return err
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}
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return nil
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}
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