From 9ec03eef4573601931663f719839295488c779b3 Mon Sep 17 00:00:00 2001
From: Jesse Duffield <jessedduffield@gmail.com>
Date: Mon, 10 Oct 2022 21:00:41 -0700
Subject: [PATCH] ignore items with configured substrings

---
 pkg/commands/docker.go   | 19 +++++++++++++++++++
 pkg/commands/image.go    |  7 +++++++
 pkg/commands/volume.go   |  8 ++++++++
 pkg/config/app_config.go |  5 +++++
 4 files changed, 39 insertions(+)

diff --git a/pkg/commands/docker.go b/pkg/commands/docker.go
index 8b2825c4..c932e377 100644
--- a/pkg/commands/docker.go
+++ b/pkg/commands/docker.go
@@ -20,6 +20,7 @@ import (
 	"github.com/jesseduffield/lazydocker/pkg/config"
 	"github.com/jesseduffield/lazydocker/pkg/i18n"
 	"github.com/jesseduffield/lazydocker/pkg/utils"
+	"github.com/samber/lo"
 	"github.com/sirupsen/logrus"
 )
 
@@ -218,7 +219,9 @@ func (c *DockerCommand) RefreshContainersAndServices() error {
 
 	c.Containers = containers
 	c.Services = services
+	c.Services = c.filterOutIgnoredServices(c.Services)
 	c.DisplayContainers = c.filterOutExited(displayContainers)
+	c.DisplayContainers = c.filterOutIgnoredContainers(c.DisplayContainers)
 	c.DisplayContainers = c.sortedContainers(c.DisplayContainers)
 
 	return nil
@@ -251,6 +254,22 @@ func (c *DockerCommand) filterOutExited(containers []*Container) []*Container {
 	return toReturn
 }
 
+func (c *DockerCommand) filterOutIgnoredContainers(containers []*Container) []*Container {
+	return lo.Filter(containers, func(container *Container, _ int) bool {
+		return !lo.SomeBy(c.Config.UserConfig.Ignore, func(ignore string) bool {
+			return strings.Contains(container.Name, ignore)
+		})
+	})
+}
+
+func (c *DockerCommand) filterOutIgnoredServices(services []*Service) []*Service {
+	return lo.Filter(services, func(service *Service, _ int) bool {
+		return !lo.SomeBy(c.Config.UserConfig.Ignore, func(ignore string) bool {
+			return strings.Contains(service.Name, ignore)
+		})
+	})
+}
+
 // sortedContainers returns containers sorted by state if c.SortContainersByState is true (follows 1- running, 2- exited, 3- created)
 // and sorted by name if c.SortContainersByState is false
 func (c *DockerCommand) sortedContainers(containers []*Container) []*Container {
diff --git a/pkg/commands/image.go b/pkg/commands/image.go
index 7cbb142e..8bde987a 100644
--- a/pkg/commands/image.go
+++ b/pkg/commands/image.go
@@ -6,6 +6,7 @@ import (
 	"strings"
 
 	"github.com/docker/docker/api/types/image"
+	"github.com/samber/lo"
 
 	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/api/types/filters"
@@ -144,6 +145,12 @@ func (c *DockerCommand) RefreshImages() ([]*Image, error) {
 		}
 	}
 
+	ownImages = lo.Filter(ownImages, func(image *Image, _ int) bool {
+		return !lo.SomeBy(c.Config.UserConfig.Ignore, func(ignore string) bool {
+			return strings.Contains(image.Name, ignore)
+		})
+	})
+
 	noneLabel := "<none>"
 
 	sort.Slice(ownImages, func(i, j int) bool {
diff --git a/pkg/commands/volume.go b/pkg/commands/volume.go
index 75419915..489bef0d 100644
--- a/pkg/commands/volume.go
+++ b/pkg/commands/volume.go
@@ -3,10 +3,12 @@ package commands
 import (
 	"context"
 	"sort"
+	"strings"
 
 	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/api/types/filters"
 	"github.com/docker/docker/client"
+	"github.com/samber/lo"
 	"github.com/sirupsen/logrus"
 )
 
@@ -60,6 +62,12 @@ func (c *DockerCommand) RefreshVolumes() error {
 		}
 	}
 
+	ownVolumes = lo.Filter(ownVolumes, func(volume *Volume, _ int) bool {
+		return !lo.SomeBy(c.Config.UserConfig.Ignore, func(ignore string) bool {
+			return strings.Contains(volume.Name, ignore)
+		})
+	})
+
 	c.Volumes = ownVolumes
 
 	return nil
diff --git a/pkg/config/app_config.go b/pkg/config/app_config.go
index 104c55ca..c146a099 100644
--- a/pkg/config/app_config.go
+++ b/pkg/config/app_config.go
@@ -60,6 +60,11 @@ type UserConfig struct {
 
 	// Replacements determines how we render an item's info
 	Replacements Replacements `yaml:"replacements,omitempty"`
+
+	// For demo purposes: any list item with one of these strings as a substring
+	// will be filtered out and not displayed.
+	// Not documented because it's subject to change
+	Ignore []string `yaml:"ignore,omitempty"`
 }
 
 // ThemeConfig is for setting the colors of panels and some text.