1 files changed, 128 insertions, 0 deletions
diff --git a/src/libnetdata/parsers/timeframe.c b/src/libnetdata/parsers/timeframe.c
new file mode 100644
index 000000000..33ea69750
--- /dev/null
+++ b/src/libnetdata/parsers/timeframe.c
@@ -0,0 +1,128 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include "timeframe.h"
+
+// --------------------------------------------------------------------------------------------------------------------
+// timeframe
+/*
+TIMEFRAME timeframe_parse(const char *txt) {
+    if(!txt || !*txt)
+        return TIMEFRAME_INVALID;
+
+char buf[strlen(txt) + 1];
+memcpy(buf, txt, strlen(txt) + 1);
+char *s = trim_all(buf);
+if(!s)
+    return TIMEFRAME_INVALID;
+
+while(isspace(*s)) s++;
+
+if(strcasecmp(s, "this minute") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_THIS_MINUTE,
+        .before = 0,
+    };
+}
+if(strcasecmp(s, "this hour") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_THIS_HOUR,
+        .before = 0,
+    };
+}
+if(strcasecmp(s, "today") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_TODAY,
+        .before = 0,
+    };
+}
+if(strcasecmp(s, "this week") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_THIS_WEEK,
+        .before = 0,
+    };
+}
+if(strcasecmp(s, "this month") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_THIS_MONTH,
+        .before = 0,
+    };
+}
+if(strcasecmp(s, "this year") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_THIS_YEAR,
+        .before = 0,
+    };
+}
+
+if(strcasecmp(s, "last minute") == 0) {
+    return (TIMEFRAME) {
+        .after = -60,
+        .before = API_RELATIVE_TIME_THIS_MINUTE,
+    };
+}
+if(strcasecmp(s, "last hour") == 0) {
+    return (TIMEFRAME) {
+        .after = -3600,
+        .before = API_RELATIVE_TIME_THIS_HOUR,
+    };
+}
+if(strcasecmp(s, "yesterday") == 0) {
+    return (TIMEFRAME) {
+        .after = -86400,
+        .before = API_RELATIVE_TIME_TODAY,
+    };
+}
+if(strcasecmp(s, "this week") == 0) {
+    return (TIMEFRAME) {
+        .after = -86400 * 7,
+        .before = API_RELATIVE_TIME_THIS_WEEK,
+    };
+}
+if(strcasecmp(s, "this month") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_LAST_MONTH,
+        .before = API_RELATIVE_TIME_THIS_MONTH,
+    };
+}
+if(strcasecmp(s, "this year") == 0) {
+    return (TIMEFRAME) {
+        .after = API_RELATIVE_TIME_LAST_YEAR,
+        .before = API_RELATIVE_TIME_THIS_YEAR,
+    };
+}
+
+const char *end;
+double after = strtondd(s, (char **)&end);
+
+if(end == s)
+    return TIMEFRAME_INVALID;
+
+s = end;
+while(isspace(*s)) s++;
+
+time_t multiplier = 1;
+if(!isdigit(*s) && *s != '-') {
+    // after has units
+    bool found = false;
+
+    for (size_t i = 0; i < sizeof(units) / sizeof(units[0]); i++) {
+        size_t len = strlen(units[i].unit);
+
+        if (units[i].multiplier >= 1 * NSEC_PER_USEC &&
+            strncmp(s, units[i].unit, len) == 0 &&
+            (isspace(s[len]) || s[len] == '-')) {
+            multiplier = units[i].multiplier / NSEC_PER_SEC;
+            found = true;
+            s += len;
+        }
+    }
+
+    if(!found)
+        return TIMEFRAME_INVALID;
+}
+
+const char *dash = strchr(s, '-');
+if(!dash) return TIMEFRAME_INVALID;
+
+}
+*/