Files
h/string-unpack/server.go

79 lines
1.4 KiB
Go

package stringunpack
import (
"context"
"errors"
"fmt"
"net/http"
"git.grachevko.ru/grachevko/h/string-unpack/internal/sql"
"github.com/gin-gonic/gin"
"github.com/jackc/pgx/v5"
"go.uber.org/zap"
)
var queries sql.Querier
func Setup(ctx context.Context, logger *zap.Logger, r *gin.RouterGroup, conn *pgx.Conn) {
if queries != nil {
panic("Setup must call only once")
}
queries = sql.New(conn)
unpack := func(input string) (r string, err error) {
r, err = Unpack(input)
{ // history
result := r
if err != nil {
result = fmt.Sprintf("err: %s", err.Error())
}
_, err := queries.Insert(ctx, sql.InsertParams{
Input: input,
Result: result,
})
if err != nil {
logger.Error("pg insert", zap.Error(err))
}
} // history
return
}
r.GET("history", func(c *gin.Context) {
latest, err := queries.Latest(ctx)
if err != nil {
c.AbortWithStatusJSON(http.StatusInternalServerError, gin.H{
"err": err.Error(),
})
return
}
c.JSON(http.StatusOK, latest)
})
r.GET(":s", func(c *gin.Context) {
s := c.Param("s")
result, err := unpack(s)
if errors.Is(err, ErrIncorrectString) {
c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{
"err": err.Error(),
})
return
}
if err != nil {
logger.Error("unpack", zap.Error(err))
c.AbortWithStatus(http.StatusInternalServerError)
}
c.JSON(http.StatusOK, gin.H{
"result": result,
})
})
}