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taggrp.go
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taggrp.go
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// Package taggrp maintains the tag of handlers for tag access.
package taggrp
import (
"context"
"errors"
"fmt"
"github.com/AhmedShaef/wakt/business/core/tag"
"github.com/AhmedShaef/wakt/business/core/user"
"github.com/AhmedShaef/wakt/business/core/workspace"
"github.com/AhmedShaef/wakt/business/sys/auth"
v1Web "github.com/AhmedShaef/wakt/business/web/v1"
"github.com/AhmedShaef/wakt/foundation/web"
"net/http"
)
// Handlers manages the set of tag endpoints.
type Handlers struct {
Tag tag.Core
Workspace workspace.Core
User user.Core
}
// Create adds a new tag to the system.
func (h Handlers) Create(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
v, err := web.GetValues(ctx)
if err != nil {
return web.NewShutdownError("web value missing from context")
}
claims, err := auth.GetClaims(ctx)
if err != nil {
return v1Web.NewRequestError(auth.ErrForbidden, http.StatusForbidden)
}
var nt tag.NewTag
if err := web.Decode(r, &nt); err != nil {
return fmt.Errorf("unable to decode payload: %w", err)
}
if nt.Wid == "" {
users, err := h.User.QueryByID(ctx, claims.Subject)
if err != nil {
return fmt.Errorf("unable to querying user: %w", err)
}
nt.Wid = users.DefaultWid
} else {
workspaces, err := h.Workspace.QueryByID(ctx, nt.Wid)
if err != nil {
switch {
case errors.Is(err, workspace.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
case errors.Is(err, workspace.ErrNotFound):
return v1Web.NewRequestError(err, http.StatusNotFound)
default:
return fmt.Errorf("querying workspace[%s]: %w", workspaces.ID, err)
}
}
// If you are not an admin and looking to retrieve someone other than yourself.
if claims.Subject != workspaces.Uid {
return v1Web.NewRequestError(auth.ErrForbidden, http.StatusForbidden)
}
}
tags, err := h.Tag.Create(ctx, nt, v.Now)
if err != nil {
switch {
case errors.Is(err, workspace.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
case errors.Is(err, workspace.ErrNotFound):
return v1Web.NewRequestError(err, http.StatusNotFound)
default:
return fmt.Errorf("tag[%+v]: %w", &tags, err)
}
}
return web.Respond(ctx, w, tags, http.StatusCreated)
}
// Update updates a tag in the system.
func (h Handlers) Update(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
v, err := web.GetValues(ctx)
if err != nil {
return web.NewShutdownError("web value missing from context")
}
claims, err := auth.GetClaims(ctx)
if err != nil {
return v1Web.NewRequestError(auth.ErrForbidden, http.StatusForbidden)
}
var ug tag.UpdateTag
if err := web.Decode(r, &ug); err != nil {
return fmt.Errorf("unable to decode payload: %w", err)
}
tagID := web.Param(r, "id")
tags, err := h.Tag.QueryByID(ctx, tagID)
if err != nil {
switch {
case errors.Is(err, tag.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
case errors.Is(err, tag.ErrNotFound):
return v1Web.NewRequestError(err, http.StatusNotFound)
default:
return fmt.Errorf("querying workspace[%s]: %w", tagID, err)
}
}
workspaces, err := h.Workspace.QueryByID(ctx, tags.Wid)
if err != nil {
switch {
case errors.Is(err, workspace.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
case errors.Is(err, workspace.ErrNotFound):
return v1Web.NewRequestError(err, http.StatusNotFound)
default:
return fmt.Errorf("querying workspace[%s]: %w", workspaces.ID, err)
}
}
// If you are not an admin and looking to retrieve someone other than yourself.
if claims.Subject != workspaces.Uid {
return v1Web.NewRequestError(auth.ErrForbidden, http.StatusForbidden)
}
if err := h.Tag.Update(ctx, tagID, ug, v.Now); err != nil {
switch {
case errors.Is(err, tag.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
case errors.Is(err, tag.ErrNotFound):
return v1Web.NewRequestError(err, http.StatusNotFound)
default:
return fmt.Errorf("ID[%s] tag[%+v]: %w", tagID, &ug, err)
}
}
return web.Respond(ctx, w, nil, http.StatusNoContent)
}
// Delete removes a tag from the system.
func (h Handlers) Delete(ctx context.Context, w http.ResponseWriter, r *http.Request) error {
claims, err := auth.GetClaims(ctx)
if err != nil {
return v1Web.NewRequestError(auth.ErrForbidden, http.StatusForbidden)
}
tagID := web.Param(r, "id")
tags, err := h.Tag.QueryByID(ctx, tagID)
if err != nil {
switch {
case errors.Is(err, tag.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
case errors.Is(err, tag.ErrNotFound):
return v1Web.NewRequestError(err, http.StatusNotFound)
default:
return fmt.Errorf("querying workspace[%s]: %w", tagID, err)
}
}
workspaces, err := h.Workspace.QueryByID(ctx, tags.Wid)
if err != nil {
switch {
case errors.Is(err, workspace.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
case errors.Is(err, workspace.ErrNotFound):
return v1Web.NewRequestError(err, http.StatusNotFound)
default:
return fmt.Errorf("querying workspace[%s]: %w", workspaces.ID, err)
}
}
// If you are not an admin and looking to retrieve someone other than yourself.
if claims.Subject != workspaces.Uid {
return v1Web.NewRequestError(auth.ErrForbidden, http.StatusForbidden)
}
if err := h.Tag.Delete(ctx, tagID); err != nil {
switch {
case errors.Is(err, tag.ErrInvalidID):
return v1Web.NewRequestError(err, http.StatusBadRequest)
default:
return fmt.Errorf("ID[%s]: %w", tagID, err)
}
}
return web.Respond(ctx, w, nil, http.StatusNoContent)
}