init: pristine aerc 0.20.0 source

lib/pama/switch.go

@@ -0,0 +1,65 @@
+package pama
+
+import (
+	"fmt"
+	"regexp"
+	"time"
+
+	"git.sr.ht/~rjarry/aerc/lib/log"
+)
+
+func (m PatchManager) SwitchProject(name string) error {
+	c, err := m.CurrentProject()
+	if err == nil {
+		if c.Name == name {
+			return nil
+		}
+	}
+	names, err := m.store().Names()
+	if err != nil {
+		return storeErr(err)
+	}
+	found := false
+	for _, n := range names {
+		if n == name {
+			found = true
+			break
+		}
+	}
+	if !found {
+		return fmt.Errorf("Project '%s' not found", name)
+	}
+	return storeErr(m.store().SetCurrent(name))
+}
+
+var switchDebouncer *time.Timer
+
+func DebouncedSwitchProject(name string) {
+	if switchDebouncer != nil {
+		if switchDebouncer.Stop() {
+			log.Debugf("pama: switch debounced")
+		}
+	}
+	if name == "" {
+		return
+	}
+	switchDebouncer = time.AfterFunc(500*time.Millisecond, func() {
+		if err := New().SwitchProject(name); err != nil {
+			log.Debugf("could not switch to project %s: %v",
+				name, err)
+		} else {
+			log.Debugf("project switch to project %s", name)
+		}
+	})
+}
+
+var fromSubject = regexp.MustCompile(
+	`\[\s*(RFC|DRAFT|[Dd]raft)*\s*(PATCH|[Pp]atch)\s+([^\s\]]+)\s*[vV]*[0-9/]*\s*\] `)
+
+func FromSubject(s string) string {
+	matches := fromSubject.FindStringSubmatch(s)
+	if len(matches) >= 3 {
+		return matches[3]
+	}
+	return ""
+}