Add vk bridge (#1372)

* Add vk bridge

* Vk bridge attachments

* Vk bridge forwarded messages

* Vk bridge sample config and code cleanup

* Vk bridge add vendor

* Vk bridge message edit

* Vk bridge: fix fetching names of other bots

* Vk bridge: code cleanup

* Vk bridge: fix shadows declaration

* Vk bridge: remove UseFileURL

vendor/github.com/SevereCloud/vksdk/v2/api/leadforms.go

@@ -0,0 +1,89 @@
+package api // import "github.com/SevereCloud/vksdk/v2/api"
+
+import (
+	"github.com/SevereCloud/vksdk/v2/object"
+)
+
+// LeadFormsCreateResponse struct.
+type LeadFormsCreateResponse struct {
+	FormID int    `json:"form_id"`
+	URL    string `json:"url"`
+}
+
+// LeadFormsCreate leadForms.create.
+//
+// https://vk.com/dev/leadForms.create
+func (vk *VK) LeadFormsCreate(params Params) (response LeadFormsCreateResponse, err error) {
+	err = vk.RequestUnmarshal("leadForms.create", &response, params)
+	return
+}
+
+// LeadFormsDeleteResponse struct.
+type LeadFormsDeleteResponse struct {
+	FormID int `json:"form_id"`
+}
+
+// LeadFormsDelete leadForms.delete.
+//
+// https://vk.com/dev/leadForms.delete
+func (vk *VK) LeadFormsDelete(params Params) (response LeadFormsDeleteResponse, err error) {
+	err = vk.RequestUnmarshal("leadForms.delete", &response, params)
+	return
+}
+
+// LeadFormsGetResponse struct.
+type LeadFormsGetResponse object.LeadFormsForm
+
+// LeadFormsGet leadForms.get.
+//
+// https://vk.com/dev/leadForms.get
+func (vk *VK) LeadFormsGet(params Params) (response LeadFormsGetResponse, err error) {
+	err = vk.RequestUnmarshal("leadForms.get", &response, params)
+	return
+}
+
+// LeadFormsGetLeadsResponse struct.
+type LeadFormsGetLeadsResponse struct {
+	Leads []object.LeadFormsLead `json:"leads"`
+}
+
+// LeadFormsGetLeads leadForms.getLeads.
+//
+// https://vk.com/dev/leadForms.getLeads
+func (vk *VK) LeadFormsGetLeads(params Params) (response LeadFormsGetLeadsResponse, err error) {
+	err = vk.RequestUnmarshal("leadForms.getLeads", &response, params)
+	return
+}
+
+// LeadFormsGetUploadURL leadForms.getUploadURL.
+//
+// https://vk.com/dev/leadForms.getUploadURL
+func (vk *VK) LeadFormsGetUploadURL(params Params) (response string, err error) {
+	err = vk.RequestUnmarshal("leadForms.getUploadURL", &response, params)
+	return
+}
+
+// LeadFormsListResponse struct.
+type LeadFormsListResponse []object.LeadFormsForm
+
+// LeadFormsList leadForms.list.
+//
+// https://vk.com/dev/leadForms.list
+func (vk *VK) LeadFormsList(params Params) (response LeadFormsListResponse, err error) {
+	err = vk.RequestUnmarshal("leadForms.list", &response, params)
+	return
+}
+
+// LeadFormsUpdateResponse struct.
+type LeadFormsUpdateResponse struct {
+	FormID int    `json:"form_id"`
+	URL    string `json:"url"`
+}
+
+// LeadFormsUpdate leadForms.update.
+//
+// https://vk.com/dev/leadForms.update
+func (vk *VK) LeadFormsUpdate(params Params) (response LeadFormsUpdateResponse, err error) {
+	err = vk.RequestUnmarshal("leadForms.update", &response, params)
+	return
+}