69 lines
1.2 KiB
Go
69 lines
1.2 KiB
Go
package rate
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import (
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"strconv"
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"github.com/labstack/echo-contrib/session"
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"github.com/labstack/echo/v4"
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"sh.org.ru/pkg/model"
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"sh.org.ru/pkg/tpl"
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)
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func (h *Handler) Rate(c echo.Context) error {
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voted, err := session.Get("votes", c)
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if err != nil {
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return err
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}
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sid := c.Param("id")
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id, err := strconv.Atoi(sid)
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if err != nil {
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return err
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}
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f := new(rateForm)
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if err := c.Bind(f); err != nil {
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return err
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}
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quote := new(model.Quote)
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if _, ok := voted.Values[id]; !ok {
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voted.Values[id] = true
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if err := voted.Save(c.Request(), c.Response()); err != nil {
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return err
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}
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set := ""
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switch f.Vote {
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case "up":
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set = "rating = rating + 1"
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case "down":
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set = "rating = rating - 1"
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}
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_, err = h.db.NewUpdate().
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Model(quote).
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Where("id = ?", id).
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Set(set).
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Returning("*").
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Exec(c.Request().Context(), quote)
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} else {
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err = h.db.NewSelect().
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Model(quote).
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Where("id = ?", id).
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Scan(c.Request().Context(), quote)
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}
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if err != nil {
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return err
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}
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return tpl.Rate(quote, 0).Render(c.Request().Context(), c.Response())
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}
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type rateForm struct {
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Vote string `form:"vote"`
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}
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type voteType string
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const (
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voteUp voteType = "up"
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voteDown voteType = "down"
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)
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