package cache renamed to package registry

1 files changed, 56 insertions, 0 deletions

diff --git a/registry/types.go b/registry/types.go
new file mode 100644
index 0000000..d3e421a
--- /dev/null
+++ b/registry/types.go
@@ -0,0 +1,56 @@
+package registry
+
+import (
+	"sync"
+	"time"
+)
+
+// Indexer allows for other uses of the Index functions
+type Indexer interface {
+	AddUser(string, string)
+	DelUser(string)
+}
+
+// UserIndex provides an index of users by URL
+type UserIndex map[string]*Data
+
+// Data from user's twtxt.txt
+type Data struct {
+	nick    string
+	date    time.Time
+	apidate []byte
+	status  StatusMap
+}
+
+// StatusMap holds the statuses posted by a given user. A standard
+// time.Time value is used as the key, with the status as a string.
+type StatusMap map[time.Time]string
+
+// StatusMapSlice is a slice of StatusMaps. Useful for sorting the
+// output of queries.
+type StatusMapSlice []StatusMap
+
+// Mutex to control access to the User Index.
+var imutex = sync.RWMutex{}
+
+// TimeSlice is used for sorting by timestamp.
+type TimeSlice []time.Time
+
+// Len returns the length of the slice to be sorted.
+// This helps satisfy sort.Interface with respect to TimeSlice.
+func (t TimeSlice) Len() int {
+	return len(t)
+}
+
+// Less returns true if the timestamp at index i is before the
+// timestamp at index j in TimeSlice.
+// This helps satisfy sort.Interface with respect to TimeSlice.
+func (t TimeSlice) Less(i, j int) bool {
+	return t[i].Before(t[j])
+}
+
+// Swap transposes the timestampss at the two given indices.
+// This helps satisfy sort.Interface with respect to TimeSlice.
+func (t TimeSlice) Swap(i, j int) {
+	t[i], t[j] = t[j], t[i]
+}