feat: add per-section host field for multi-host support

docs/src/content/docs/configuration/issue-section.mdx

@@ -7,13 +7,15 @@ title: Issue Sections
 Defines a section in the dashboard's issues view.
 
 - Every section must define a [`title`] and [`filters`].
+- When you define [`host`] for a section, that section fetches data from that GitHub host.
 - When you define [`limit`] for a section, that value overrides the
   [`defaults.issuesLimit`] setting.
 - When you define [`layout`] for a section, that value overrides the
   [`defaults.layout.issue`] setting.
 
 [`title`]: #issues-title-title
 [`filters`]: #issues-filters-filters
+[`host`]: #github-host-host
 [`limit`]: #issues-fetch-limit-limit
 [`layout`]: #issues-section-layout-layout
 [`defaults.issuesLimit`]: /configuration/defaults/#issue-fetch-limit-issueslimit
@@ -50,6 +52,30 @@ For more information about writing filters for searching GitHub, see [Searching]
 
 [Searching]: /configuration/searching
 
+## GitHub Host (`host`)
+
+| Type   | Default |
+| :----- | :------ |
+| String | (empty) |
+
+This setting specifies the GitHub host for this section. Use this when you need to fetch
+issues from a GitHub Enterprise instance or a different GitHub host.
+
+When not specified or empty, the section uses the default GitHub host (github.com or the
+host configured in your `gh` CLI).
+
+### Example
+
+```yaml
+issuesSections:
+  - title: Enterprise Issues
+    filters: is:open author:@me
+    host: github.enterprise.com
+  - title: GitHub.com Issues
+    filters: is:open author:@me
+    # no host = default (github.com)
+```
+
 ## Issues Section Layout (`layout`)
 
 You can define how a Issues section displays items in its table by setting options for the

docs/src/content/docs/configuration/notification-section.mdx

@@ -7,11 +7,13 @@ title: Notification Sections
 Defines sections in the dashboard's Notifications view.
 
 - Every section must define a [`title`] and [`filters`].
+- When you define [`host`] for a section, that section fetches data from that GitHub host.
 - When you define [`limit`] for a section, that value overrides the
   [`defaults.notificationsLimit`] setting.
 
 [`title`]: #notification-title-title
 [`filters`]: #notification-filters-filters
+[`host`]: #github-host-host
 [`limit`]: #notification-fetch-limit-limit
 [`defaults.notificationsLimit`]: /configuration/defaults/#notifications-fetch-limit-notificationslimit
 
@@ -116,6 +118,30 @@ This setting defines the filters for notifications in the section's table. Notif
 - **Explicit `is:unread`**: Shows only unread notifications, excluding bookmarked read notifications
 - **Reason filters**: Applied client-side after fetching from GitHub's API
 
+## GitHub Host (`host`)
+
+| Type   | Default |
+| :----- | :------ |
+| String | (empty) |
+
+This setting specifies the GitHub host for this section. Use this when you need to fetch
+notifications from a GitHub Enterprise instance or a different GitHub host.
+
+When not specified or empty, the section uses the default GitHub host (github.com or the
+host configured in your `gh` CLI).
+
+### Example
+
+```yaml
+notificationsSections:
+  - title: Enterprise Notifications
+    filters: ""
+    host: github.enterprise.com
+  - title: GitHub.com Notifications
+    filters: ""
+    # no host = default (github.com)
+```
+
 ## Notification Fetch Limit (`limit`)
 
 | Type    | Minimum | Default |

docs/src/content/docs/configuration/pr-section.mdx

@@ -7,13 +7,15 @@ title: PR Sections
 Defines a section in the dashboard's PRs view.
 
 - Every section must define a [`title`] and [`filters`].
+- When you define [`host`] for a section, that section fetches data from that GitHub host.
 - When you define [`limit`] for a section, that value overrides the
   [`defaults.prsLimit`] setting.
 - When you define [`layout`] for a section, that value overrides the
   [`defaults.layout.pr`] setting.
 
 [`title`]: #pr-title-title
 [`filters`]: #pr-filters-filters
+[`host`]: #github-host-host
 [`limit`]: #pr-fetch-limit-limit
 [`layout`]: #pr-section-layout-layout
 [`defaults.prsLimit`]: /configuration/defaults/#pr-fetch-limit
@@ -50,6 +52,30 @@ For more information about writing filters for searching GitHub, see [Searching]
 
 [Searching]: /configuration/searching
 
+## GitHub Host (`host`)
+
+| Type   | Default |
+| :----- | :------ |
+| String | (empty) |
+
+This setting specifies the GitHub host for this section. Use this when you need to fetch
+PRs from a GitHub Enterprise instance or a different GitHub host.
+
+When not specified or empty, the section uses the default GitHub host (github.com or the
+host configured in your `gh` CLI).
+
+### Example
+
+```yaml
+prSections:
+  - title: Enterprise PRs
+    filters: is:open author:@me
+    host: github.enterprise.com
+  - title: GitHub.com PRs
+    filters: is:open author:@me
+    # no host = default (github.com)
+```
+
 ## PR Section Layout (`layout`)
 
 You can define how a PR section displays items in its table by setting options for the

internal/config/parser.go

@@ -80,13 +80,15 @@ const (
 type SectionConfig struct {
 	Title   string
 	Filters string
+	Host    string    `yaml:"host,omitempty"`
 	Limit   *int      `yaml:"limit,omitempty"`
 	Type    *ViewType `yaml:"type,omitempty"`
 }
 
 type PrsSectionConfig struct {
 	Title   string
 	Filters string
+	Host    string          `yaml:"host,omitempty"`
 	Limit   *int            `yaml:"limit,omitempty"`
 	Layout  PrsLayoutConfig `yaml:"layout,omitempty"`
 	Type    *ViewType       `yaml:"type,omitempty"`
@@ -95,14 +97,16 @@ type PrsSectionConfig struct {
 type IssuesSectionConfig struct {
 	Title   string
 	Filters string
+	Host    string             `yaml:"host,omitempty"`
 	Limit   *int               `yaml:"limit,omitempty"`
 	Layout  IssuesLayoutConfig `yaml:"layout,omitempty"`
 }
 
 type NotificationsSectionConfig struct {
 	Title   string
 	Filters string
-	Limit   *int `yaml:"limit,omitempty"`
+	Host    string `yaml:"host,omitempty"`
+	Limit   *int   `yaml:"limit,omitempty"`
 }
 
 type PreviewConfig struct {

internal/config/parser_test.go

@@ -173,3 +173,57 @@ func setupConfigEnvVar(t *testing.T) func() {
 		os.Unsetenv("GH_DASH_CONFIG")
 	}
 }
+
+func TestHostFieldParsing(t *testing.T) {
+	t.Run("Should parse host field in section configs", func(t *testing.T) {
+		clearEnv := setXDGConfigHomeEnvVar(t, "testdata")
+		defer clearEnv()
+
+		cwd := Testwd(t)
+		parsed, err := ParseConfig(Location{
+			ConfigFlag: path.Join(cwd, "./testdata/host-config.yml"),
+		})
+		testutils.AssertNoError(t, err)
+
+		// Check PR sections
+		require.Len(t, parsed.PRSections, 2)
+		assert.Equal(t, "github.enterprise.com", parsed.PRSections[0].Host)
+		assert.Equal(t, "", parsed.PRSections[1].Host) // no host = empty string
+
+		// Check Issues sections
+		require.Len(t, parsed.IssuesSections, 2)
+		assert.Equal(t, "github.enterprise.com", parsed.IssuesSections[0].Host)
+		assert.Equal(t, "", parsed.IssuesSections[1].Host)
+
+		// Check Notifications sections
+		require.Len(t, parsed.NotificationsSections, 2)
+		assert.Equal(t, "github.enterprise.com", parsed.NotificationsSections[0].Host)
+		assert.Equal(t, "", parsed.NotificationsSections[1].Host)
+	})
+
+	t.Run("ToSectionConfig should include host field", func(t *testing.T) {
+		prCfg := PrsSectionConfig{
+			Title:   "Test",
+			Filters: "is:open",
+			Host:    "github.enterprise.com",
+		}
+		sectionCfg := prCfg.ToSectionConfig()
+		assert.Equal(t, "github.enterprise.com", sectionCfg.Host)
+
+		issuesCfg := IssuesSectionConfig{
+			Title:   "Test",
+			Filters: "is:open",
+			Host:    "github.enterprise.com",
+		}
+		sectionCfg = issuesCfg.ToSectionConfig()
+		assert.Equal(t, "github.enterprise.com", sectionCfg.Host)
+
+		notifCfg := NotificationsSectionConfig{
+			Title:   "Test",
+			Filters: "",
+			Host:    "github.enterprise.com",
+		}
+		sectionCfg = notifCfg.ToSectionConfig()
+		assert.Equal(t, "github.enterprise.com", sectionCfg.Host)
+	})
+}

internal/config/testdata/host-config.yml

@@ -0,0 +1,22 @@
+# Test config for per-section host field
+prSections:
+  - title: Enterprise PRs
+    filters: is:open author:@me
+    host: github.enterprise.com
+  - title: GitHub.com PRs
+    filters: is:open author:@me
+    # no host = default
+
+issuesSections:
+  - title: Enterprise Issues
+    filters: is:open author:@me
+    host: github.enterprise.com
+  - title: GitHub.com Issues
+    filters: is:open author:@me
+
+notificationsSections:
+  - title: Enterprise Notifications
+    filters: ""
+    host: github.enterprise.com
+  - title: GitHub.com Notifications
+    filters: ""

internal/config/utils.go

@@ -32,6 +32,7 @@ func (cfg PrsSectionConfig) ToSectionConfig() SectionConfig {
 	return SectionConfig{
 		Title:   cfg.Title,
 		Filters: cfg.Filters,
+		Host:    cfg.Host,
 		Limit:   cfg.Limit,
 		Type:    cfg.Type,
 	}
@@ -41,6 +42,7 @@ func (cfg IssuesSectionConfig) ToSectionConfig() SectionConfig {
 	return SectionConfig{
 		Title:   cfg.Title,
 		Filters: cfg.Filters,
+		Host:    cfg.Host,
 		Limit:   cfg.Limit,
 	}
 }
@@ -49,6 +51,7 @@ func (cfg NotificationsSectionConfig) ToSectionConfig() SectionConfig {
 	return SectionConfig{
 		Title:   cfg.Title,
 		Filters: cfg.Filters,
+		Host:    cfg.Host,
 		Limit:   cfg.Limit,
 	}
 }

internal/data/issueapi.go

@@ -94,10 +94,17 @@ func makeIssuesQuery(query string) string {
 	return fmt.Sprintf("is:issue %s sort:updated", query)
 }
 
-func FetchIssues(query string, limit int, pageInfo *PageInfo) (IssuesResponse, error) {
+func FetchIssues(query string, limit int, pageInfo *PageInfo, host string) (IssuesResponse, error) {
 	var err error
-	if client == nil {
+	var c *gh.GraphQLClient
+
+	if host != "" {
+		c, err = gh.NewGraphQLClient(gh.ClientOptions{Host: host})
+	} else if client == nil {
 		client, err = gh.DefaultGraphQLClient()
+		c = client
+	} else {
+		c = client
 	}
 
 	if err != nil {
@@ -123,7 +130,7 @@ func FetchIssues(query string, limit int, pageInfo *PageInfo) (IssuesResponse, e
 		"endCursor": (*graphql.String)(endCursor),
 	}
 	log.Debug("Fetching issues", "query", query, "limit", limit, "endCursor", endCursor)
-	err = client.Query("SearchIssues", &queryResult, variables)
+	err = c.Query("SearchIssues", &queryResult, variables)
 	if err != nil {
 		return IssuesResponse{}, err
 	}

internal/data/notificationapi.go

@@ -108,6 +108,13 @@ func getRESTClient() (*gh.RESTClient, error) {
 	return restClient, err
 }
 
+func getRESTClientForHost(host string) (*gh.RESTClient, error) {
+	if host == "" {
+		return getRESTClient()
+	}
+	return gh.NewRESTClient(gh.ClientOptions{Host: host})
+}
+
 // NotificationReadState represents the read state filter for notifications
 type NotificationReadState string
 
@@ -117,8 +124,8 @@ const (
 	NotificationStateAll    NotificationReadState = "all"    // Both read and unread
 )
 
-func FetchNotifications(limit int, repoFilters []string, readState NotificationReadState, pageInfo *PageInfo) (NotificationsResponse, error) {
-	client, err := getRESTClient()
+func FetchNotifications(limit int, repoFilters []string, readState NotificationReadState, pageInfo *PageInfo, host string) (NotificationsResponse, error) {
+	client, err := getRESTClientForHost(host)
 	if err != nil {
 		return NotificationsResponse{}, err
 	}

internal/data/prapi.go

@@ -448,16 +448,23 @@ func SetClient(c *gh.GraphQLClient) {
 	cachedClient = c
 }
 
-func FetchPullRequests(query string, limit int, pageInfo *PageInfo) (PullRequestsResponse, error) {
+func FetchPullRequests(query string, limit int, pageInfo *PageInfo, host string) (PullRequestsResponse, error) {
 	var err error
-	if client == nil {
+	var c *gh.GraphQLClient
+
+	if host != "" {
+		c, err = gh.NewGraphQLClient(gh.ClientOptions{Host: host})
+	} else if client == nil {
 		if config.IsFeatureEnabled(config.FF_MOCK_DATA) {
 			log.Info("using mock data", "server", "https://localhost:3000")
 			http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
 			client, err = gh.NewGraphQLClient(gh.ClientOptions{Host: "localhost:3000", AuthToken: "fake-token"})
 		} else {
 			client, err = gh.DefaultGraphQLClient()
 		}
+		c = client
+	} else {
+		c = client
 	}
 
 	if err != nil {
@@ -483,7 +490,7 @@ func FetchPullRequests(query string, limit int, pageInfo *PageInfo) (PullRequest
 		"endCursor": (*graphql.String)(endCursor),
 	}
 	log.Debug("Fetching PRs", "query", query, "limit", limit, "endCursor", endCursor)
-	err = client.Query("SearchPullRequests", &queryResult, variables)
+	err = c.Query("SearchPullRequests", &queryResult, variables)
 	if err != nil {
 		return PullRequestsResponse{}, err
 	}

internal/tui/components/issuessection/issuessection.go

@@ -319,7 +319,7 @@ func (m *Model) FetchNextPageSectionRows() []tea.Cmd {
 		if limit == nil {
 			limit = &m.Ctx.Config.Defaults.IssuesLimit
 		}
-		res, err := data.FetchIssues(m.GetFilters(), *limit, m.PageInfo)
+		res, err := data.FetchIssues(m.GetFilters(), *limit, m.PageInfo, m.Config.Host)
 		if err != nil {
 			return constants.TaskFinishedMsg{
 				SectionId:   m.Id,

internal/tui/components/notificationssection/notificationssection.go

@@ -580,6 +580,9 @@ func (m *Model) FetchNextPageSectionRows() []tea.Cmd {
 	// Capture config limit for the closure
 	limit := m.Ctx.Config.Defaults.NotificationsLimit
 
+	// Capture host for the closure
+	host := m.Config.Host
+
 	// Build reason filter map for O(1) lookup
 	reasonFilterMap := make(map[string]bool, len(filters.ReasonFilters))
 	for _, reason := range filters.ReasonFilters {
@@ -613,7 +616,7 @@ func (m *Model) FetchNextPageSectionRows() []tea.Cmd {
 		var lastPageInfo data.PageInfo
 		isFirstPage := pageInfo == nil
 		for {
-			res, err := data.FetchNotifications(limit, filters.RepoFilters, readState, currentPageInfo)
+			res, err := data.FetchNotifications(limit, filters.RepoFilters, readState, currentPageInfo, host)
 			if err != nil {
 				return constants.TaskFinishedMsg{
 					SectionId:   m.Id,