1 files changed, 58 insertions, 0 deletions
diff --git a/api/backups/backups.go b/api/backups/backups.go
new file mode 100644
index 0000000..d389582
--- /dev/null
+++ b/api/backups/backups.go
@@ -0,0 +1,58 @@
+package backups
+
+import (
+	"log"
+	"net/http"
+	"time"
+
+	"git.simponic.xyz/simponic/backup-notify/api/types"
+	"git.simponic.xyz/simponic/backup-notify/database"
+)
+
+func getHostStatusOverTime(backups []database.Backup) map[string][]bool {
+	hostnameBackups := make(map[string][]database.Backup)
+	statusOverTime := make(map[string][]bool)
+
+	if len(backups) == 0 {
+		return statusOverTime
+	}
+
+	firstReceivedBackup := backups[0].ReceivedOn
+	for _, backup := range backups {
+		if backup.ReceivedOn.Before(firstReceivedBackup) {
+			firstReceivedBackup = backup.ReceivedOn
+		}
+
+		if _, ok := hostnameBackups[backup.Hostname]; !ok {
+			hostnameBackups[backup.Hostname] = []database.Backup{}
+		}
+		hostnameBackups[backup.Hostname] = append(hostnameBackups[backup.Hostname], backup)
+	}
+
+	daysSinceFirstBackup := int(time.Since(firstReceivedBackup).Hours()/24) + 1
+
+	for hostname := range hostnameBackups {
+		statusOverTime[hostname] = make([]bool, daysSinceFirstBackup)
+		for _, backup := range hostnameBackups[hostname] {
+			dayReceivedOn := int(time.Since(backup.ReceivedOn).Hours() / 24)
+			statusOverTime[hostname][dayReceivedOn] = true
+		}
+	}
+
+	return statusOverTime
+}
+
+func ListBackupsContinuation(context *types.RequestContext, req *http.Request, resp http.ResponseWriter) types.ContinuationChain {
+	return func(success types.Continuation, failure types.Continuation) types.ContinuationChain {
+		backups, err := database.ListBackups(context.DBConn)
+		if err != nil {
+			log.Println(err)
+			resp.WriteHeader(http.StatusInternalServerError)
+			return failure(context, req, resp)
+		}
+
+		hostStatusOverTime := getHostStatusOverTime(backups)
+		(*context.TemplateData)["HostStatusOverTime"] = hostStatusOverTime
+		return success(context, req, resp)
+	}
+}