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slack.go
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slack.go
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package graphqlapp
import (
"bytes"
"context"
_ "embed"
"html/template"
"sort"
"strings"
"github.com/target/goalert/config"
"github.com/target/goalert/graphql2"
"github.com/target/goalert/notification/slack"
"github.com/target/goalert/permission"
"github.com/target/goalert/search"
)
func (q *Query) SlackChannel(ctx context.Context, id string) (*slack.Channel, error) {
return q.SlackStore.Channel(ctx, id)
}
// SlackUserGroup is a GraphQL resolver for a Slack user group.
func (q *Query) SlackUserGroup(ctx context.Context, id string) (*slack.UserGroup, error) {
return q.SlackStore.UserGroup(ctx, id)
}
// SlackUserGroups is a GraphQL resolver for a list of Slack user groups.
func (q *Query) SlackUserGroups(ctx context.Context, input *graphql2.SlackUserGroupSearchOptions) (conn *graphql2.SlackUserGroupConnection, err error) {
if input == nil {
input = &graphql2.SlackUserGroupSearchOptions{}
}
var searchOpts struct {
Search string `json:"s,omitempty"`
Omit []string `json:"m,omitempty"`
After struct {
Name string `json:"n,omitempty"`
} `json:"a,omitempty"`
}
searchOpts.Omit = input.Omit
if input.Search != nil {
searchOpts.Search = *input.Search
}
if input.After != nil && *input.After != "" {
err = search.ParseCursor(*input.After, &searchOpts)
if err != nil {
return nil, err
}
}
limit := 15
if input.First != nil {
limit = *input.First
}
groups, err := q.SlackStore.ListUserGroups(ctx)
if err != nil {
return nil, err
}
// Sort by handle, case-insensitive, then sensitive.
sort.Slice(groups, func(i, j int) bool {
iName, jName := strings.ToLower(groups[i].Handle), strings.ToLower(groups[j].Handle)
if iName != jName {
return iName < jName
}
return groups[i].Handle < groups[j].Handle
})
// No DB search, so we manually filter for the cursor and search strings.
s := strings.ToLower(searchOpts.Search)
n := strings.ToLower(searchOpts.After.Name)
filtered := groups[:0]
for _, ch := range groups {
grpName := strings.ToLower(ch.Handle)
if !strings.Contains(grpName, s) {
continue
}
if n != "" && grpName <= n {
continue
}
if contains(searchOpts.Omit, ch.ID) {
continue
}
filtered = append(filtered, ch)
}
groups = filtered
conn = new(graphql2.SlackUserGroupConnection)
conn.PageInfo = &graphql2.PageInfo{}
if len(groups) > limit {
groups = groups[:limit]
conn.PageInfo.HasNextPage = true
}
if len(groups) > 0 {
searchOpts.After.Name = groups[len(groups)-1].Name
cur, err := search.Cursor(searchOpts)
if err != nil {
return conn, err
}
conn.PageInfo.EndCursor = &cur
}
conn.Nodes = groups
return conn, err
}
func (q *Query) SlackChannels(ctx context.Context, input *graphql2.SlackChannelSearchOptions) (conn *graphql2.SlackChannelConnection, err error) {
if input == nil {
input = &graphql2.SlackChannelSearchOptions{}
}
var searchOpts struct {
Search string `json:"s,omitempty"`
Omit []string `json:"m,omitempty"`
After struct {
Name string `json:"n,omitempty"`
} `json:"a,omitempty"`
}
searchOpts.Omit = input.Omit
if input.Search != nil {
searchOpts.Search = *input.Search
}
if input.After != nil && *input.After != "" {
err = search.ParseCursor(*input.After, &searchOpts)
if err != nil {
return nil, err
}
}
limit := 15
if input.First != nil {
limit = *input.First
}
channels, err := q.SlackStore.ListChannels(ctx)
if err != nil {
return nil, err
}
// Sort by name, case-insensitive, then sensitive.
sort.Slice(channels, func(i, j int) bool {
iName, jName := strings.ToLower(channels[i].Name), strings.ToLower(channels[j].Name)
if iName != jName {
return iName < jName
}
return channels[i].Name < channels[j].Name
})
// No DB search, so we manually filter for the cursor and search strings.
s := strings.ToLower(searchOpts.Search)
n := strings.ToLower(searchOpts.After.Name)
filtered := channels[:0]
for _, ch := range channels {
chName := strings.ToLower(ch.Name)
if !strings.Contains(chName, s) {
continue
}
if n != "" && chName <= n {
continue
}
if contains(searchOpts.Omit, ch.ID) {
continue
}
filtered = append(filtered, ch)
}
channels = filtered
conn = new(graphql2.SlackChannelConnection)
conn.PageInfo = &graphql2.PageInfo{}
if len(channels) > limit {
channels = channels[:limit]
conn.PageInfo.HasNextPage = true
}
if len(channels) > 0 {
searchOpts.After.Name = channels[len(channels)-1].Name
cur, err := search.Cursor(searchOpts)
if err != nil {
return conn, err
}
conn.PageInfo.EndCursor = &cur
}
conn.Nodes = channels
return conn, err
}
//go:embed slack.manifest.yaml
var manifestYAML string
var tmpl = template.Must(template.New("slack.manifest.yaml").Parse(manifestYAML))
func (q *Query) GenerateSlackAppManifest(ctx context.Context) (string, error) {
err := permission.LimitCheckAny(ctx, permission.Admin)
if err != nil {
return "", err
}
var t bytes.Buffer
cfg := config.FromContext(ctx)
err = tmpl.Execute(&t, cfg)
if err != nil {
return "", err
}
return t.String(), nil
}