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simplify graph code.

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This commit is contained in:
Martin Preuss
2025-10-26 16:58:29 +01:00
parent f858b5b3de
commit 2f694f983a
1 changed files with 74 additions and 135 deletions
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209
apps/aqhome-cgi/modules/devices/mdevices_vgraph.c
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@@ -53,6 +53,34 @@ enum {
/* ------------------------------------------------------------------------------------------------
* vars
* ------------------------------------------------------------------------------------------------
*/
typedef struct MY_GRAPH_PARAMS MY_GRAPH_PARAMS;
struct MY_GRAPH_PARAMS {
const char *name;
const char *title;
const char *modifiers;
int startTimeDiff;
int acceptedAgeInSeconds;
};
static MY_GRAPH_PARAMS _graphParams[]={
{"4h", "last 4 hours", "Lm5", 4*60*60, 2*60},
{"1d", "last 24 hours", "Lm30", 24*60*60, 5*60},
{"1w", "last 7 days", "Lm240", 7*24*60*60, 15*60},
{"1m", "last 30 days", "Lm480", 30*24*60*60, 60*60},
{"6m", "last 6 months", "Lm720", 182*24*60*60, 60*60},
{"12m","last 12 months", "Lm1440", 365*24*60*60, 60*60},
{NULL, NULL, NULL, 0, 0}
};
/* ------------------------------------------------------------------------------------------------
* forward declarations
* ------------------------------------------------------------------------------------------------
@@ -60,27 +88,22 @@ enum {
static void _runGraphValueWithArgs(AQH_MODULE *m,
AQCGI_REQUEST *rq,
AQH_SESSION *session,
AQH_DATACLIENT *dc,
const char *sDeviceName,
const char *sValueName,
GWEN_BUFFER *dbuf);
static void _createGraph(AQH_DATACLIENT *dc,
const AQH_VALUE *v,
int period,
const MY_GRAPH_PARAMS *graphParams,
const char *graphTitle, int precision, const char *curveLabel,
const char *sImgFile, int imgWidth, int imgHeight, uint64_t numDataPoints);
static int _fileIsCurrent(const char *sPath, int seconds);
static AQDG_GRAPH *_mkGraphObjectWithTitle(const char *graphTitle, int period, int precision);
static int _getPeriodFromString(const char *sPeriod);
static int _getAcceptedAgeForPeriod(int period);
static void _mkPathForValueAndPeriod(AQH_MODULE *m, const AQH_VALUE *v, int pPeriod, GWEN_BUFFER *dbuf);
static uint64_t _getStartTimeForPeriod(int period);
static const char *_getModifiersForPeriod(int period);
static AQDG_GRAPH *_mkGraphObjectWithTitle(const char *graphTitle, const MY_GRAPH_PARAMS *graphParams, int precision);
static void _mkPathForValueAndPeriod(AQH_MODULE *m, const AQH_VALUE *v, const MY_GRAPH_PARAMS *graphParams, GWEN_BUFFER *dbuf);
static AQDG_GRAPH_DATAPAIR_LIST *_requestDataPairList(AQH_DATACLIENT *dc, const char *valueName,
uint64_t tsBegin, uint64_t tsEnd, uint64_t num);
static AQDG_GRAPH_DATAPAIR_LIST *_createDataPairListFromDataPoints(const uint64_t *dataPoints, uint64_t numValues);
static const MY_GRAPH_PARAMS *_getParamsByName(const char *s);
@@ -95,11 +118,11 @@ void AQH_ModDevices_RunGraphValue(AQH_MODULE *m, AQCGI_REQUEST *rq, AQH_SESSION
const char *sDeviceName;
const char *sValueName;
DBG_ERROR(NULL, "GraphValue");
DBG_DEBUG(NULL, "GraphValue");
dbQuery=AQCGI_Request_GetDbQuery(rq);
sDeviceName=GWEN_DB_GetCharValue(dbQuery, "device", 0, NULL);
sValueName=GWEN_DB_GetCharValue(dbQuery, "value", 0, NULL);
DBG_ERROR(NULL, "Device=%s, value=%s", sDeviceName?sDeviceName:"<empty>", sValueName?sValueName:"<empty>");
DBG_DEBUG(NULL, "Device=%s, value=%s", sDeviceName?sDeviceName:"<empty>", sValueName?sValueName:"<empty>");
if (sDeviceName && *sDeviceName && sValueName && *sValueName) {
GWEN_BUFFER *bufDeviceName;
GWEN_BUFFER *bufValueName;
@@ -108,7 +131,7 @@ void AQH_ModDevices_RunGraphValue(AQH_MODULE *m, AQCGI_REQUEST *rq, AQH_SESSION
GWEN_Text_UnescapeToBufferTolerant(sDeviceName, bufDeviceName);
bufValueName=GWEN_Buffer_new(0, 64, 0, 1);
GWEN_Text_UnescapeToBufferTolerant(sValueName, bufValueName);
_runGraphValueWithArgs(m, rq, session, dc,
_runGraphValueWithArgs(m, rq, dc,
GWEN_Buffer_GetStart(bufDeviceName),
GWEN_Buffer_GetStart(bufValueName),
dbuf);
@@ -121,7 +144,6 @@ void AQH_ModDevices_RunGraphValue(AQH_MODULE *m, AQCGI_REQUEST *rq, AQH_SESSION
void _runGraphValueWithArgs(AQH_MODULE *m,
AQCGI_REQUEST *rq,
AQH_SESSION *session,
AQH_DATACLIENT *dc,
const char *sDeviceName,
const char *sValueName,
@@ -129,14 +151,16 @@ void _runGraphValueWithArgs(AQH_MODULE *m,
{
GWEN_DB_NODE *dbQuery;
AQH_VALUE *value;
const MY_GRAPH_PARAMS *graphParams;
const char *sPeriod;
int period;
DBG_ERROR(NULL, "GraphValue with args");
DBG_DEBUG(NULL, "GraphValue with args");
dbQuery=AQCGI_Request_GetDbQuery(rq);
sPeriod=GWEN_DB_GetCharValue(dbQuery, "period", 0, NULL);
period=sPeriod?_getPeriodFromString(sPeriod):VALUEGRAPH_PERIOD_1D;
DBG_ERROR(NULL, "Device=%s, value=%s, period=%s",
graphParams=_getParamsByName(sPeriod);
if (graphParams==NULL)
graphParams=&_graphParams[0];
DBG_DEBUG(NULL, "Device=%s, value=%s, period=%s",
sDeviceName?sDeviceName:"<empty>", sValueName?sValueName:"<empty>",
sPeriod?sPeriod:"<empty>");
@@ -146,12 +170,12 @@ void _runGraphValueWithArgs(AQH_MODULE *m,
int rv;
fbuf=GWEN_Buffer_new(0, 256, 0, 1);
_mkPathForValueAndPeriod(m, value, period, fbuf);
if (!_fileIsCurrent(GWEN_Buffer_GetStart(fbuf), _getAcceptedAgeForPeriod(period))) {
DBG_ERROR(NULL, "Creating graph");
_mkPathForValueAndPeriod(m, value, graphParams, fbuf);
if (!_fileIsCurrent(GWEN_Buffer_GetStart(fbuf), graphParams->acceptedAgeInSeconds)) {
DBG_DEBUG(NULL, "Creating graph");
_createGraph(dc,
value,
period,
graphParams,
sValueName,
2,
AQH_ValueModality_toString(AQH_Value_GetModality(value)),
@@ -167,7 +191,7 @@ void _runGraphValueWithArgs(AQH_MODULE *m,
// return file
rv=GWEN_SyncIo_Helper_ReadFile(GWEN_Buffer_GetStart(fbuf), ibuf);
if (rv<0) {
DBG_ERROR(NULL, "here (%d)", rv);
DBG_ERROR(NULL, "Error reading \"%s\" (%d)", GWEN_Buffer_GetStart(fbuf), rv);
}
else {
GWEN_Buffer_Reset(dbuf);
@@ -182,7 +206,7 @@ void _runGraphValueWithArgs(AQH_MODULE *m,
AQH_Value_free(value);
}
else {
DBG_ERROR(NULL, "Could not get value");
DBG_ERROR(NULL, "Could not get value \"%s/%s\"", sDeviceName, sValueName);
}
}
@@ -199,7 +223,7 @@ int _fileIsCurrent(const char *sPath, int seconds)
}
t1=time(0);
if ((t1-sb.st_mtime)<(time_t) seconds) {
DBG_ERROR(NULL, "File %s is current", sPath);
DBG_DEBUG(NULL, "File %s is current", sPath);
return 1;
}
@@ -210,7 +234,7 @@ int _fileIsCurrent(const char *sPath, int seconds)
void _createGraph(AQH_DATACLIENT *dc,
const AQH_VALUE *v,
int period,
const MY_GRAPH_PARAMS *graphParams,
const char *graphTitle, int precision,
const char *curveLabel,
const char *sImgFile, int imgWidth, int imgHeight, uint64_t numDataPoints)
@@ -221,31 +245,27 @@ void _createGraph(AQH_DATACLIENT *dc,
AQDG_OBJECT *graphObject;
uint64_t tsBegin;
uint64_t tsEnd;
const char *sModifier;
AQDG_GRAPH_DATAPAIR_LIST *dpList;
sValue=AQH_Value_GetNameForSystem(v);
tsEnd=time(0);
tsBegin=_getStartTimeForPeriod(period);
g=_mkGraphObjectWithTitle(graphTitle, period, precision);
sModifier=_getModifiersForPeriod(period);
tsBegin=time(0)-(graphParams->startTimeDiff);
g=_mkGraphObjectWithTitle(graphTitle, graphParams, precision);
DBG_ERROR(NULL, "Requesting data for %s", sValue);
dpList=_requestDataPairList(dc, sValue, tsBegin, tsEnd, numDataPoints);
if (dpList) {
DBG_ERROR(NULL, "Adding data for %s", sValue);
AQDG_TimeGraph_ModifyDataAndAddCurve(g, curveLabel?curveLabel:sValue, sModifier, dpList);
DBG_DEBUG(NULL, "Adding data for %s", sValue);
AQDG_TimeGraph_ModifyDataAndAddCurve(g, curveLabel?curveLabel:sValue, graphParams->modifiers, dpList);
}
else {
DBG_ERROR(NULL, "No data");
DBG_ERROR(NULL, "No data for %s", sValue);
AQDG_Graph_free(g);
return;
}
DBG_ERROR(NULL, "Setup ticks for %s", sValue);
AQDG_TimeGraph_SetupTicks(g, 0, 0.0, 0.0);
DBG_ERROR(NULL, "Draw graph for %s", sValue);
DBG_DEBUG(NULL, "Draw graph for %s", sValue);
drawContext=AQDG_Draw_ContextCairo_Png_new(sImgFile, imgWidth, imgHeight);
graphObject=AQDG_GraphWidget_new(NULL, AQDG_OBJECT_OPTIONS_STRETCHX | AQDG_OBJECT_OPTIONS_STRETCHY, drawContext);
AQDG_Object_SetWidth(graphObject, imgWidth);
@@ -261,25 +281,14 @@ void _createGraph(AQH_DATACLIENT *dc,
AQDG_GRAPH *_mkGraphObjectWithTitle(const char *graphTitle, int period, int precision)
AQDG_GRAPH *_mkGraphObjectWithTitle(const char *graphTitle, const MY_GRAPH_PARAMS *graphParams, int precision)
{
AQDG_GRAPH *g;
GWEN_BUFFER *tbuf;
const char *s;
tbuf=GWEN_Buffer_new(0, 256, 0, 1);
switch(period) {
case VALUEGRAPH_PERIOD_4H: s="last 4 hours"; break;
case VALUEGRAPH_PERIOD_1D: s="last 24 hours"; break;
case VALUEGRAPH_PERIOD_1W: s="last 7 days"; break;
case VALUEGRAPH_PERIOD_1M: s="last 30 days"; break;
case VALUEGRAPH_PERIOD_6M: s="last 6 months"; break;
case VALUEGRAPH_PERIOD_12M: s="last 12 months"; break;
default: s="last 24 hours"; break;
}
GBAA(tbuf, "%s - %s", graphTitle, s);
GBAA(tbuf, "%s - %s", graphTitle, graphParams->title);
g=AQDG_TimeGraph_new(GWEN_Buffer_GetStart(tbuf), NULL, "Value", NULL, precision);
GWEN_Buffer_free(tbuf);
@@ -287,26 +296,7 @@ AQDG_GRAPH *_mkGraphObjectWithTitle(const char *graphTitle, int period, int prec
}
int _getPeriodFromString(const char *sPeriod)
{
if (strcasecmp(sPeriod, "4h")==0)
return VALUEGRAPH_PERIOD_4H;
else if (strcasecmp(sPeriod, "1d")==0)
return VALUEGRAPH_PERIOD_1D;
else if (strcasecmp(sPeriod, "1w")==0)
return VALUEGRAPH_PERIOD_1W;
else if (strcasecmp(sPeriod, "1m")==0)
return VALUEGRAPH_PERIOD_1M;
else if (strcasecmp(sPeriod, "6m")==0)
return VALUEGRAPH_PERIOD_6M;
else if (strcasecmp(sPeriod, "12m")==0)
return VALUEGRAPH_PERIOD_12M;
return VALUEGRAPH_PERIOD_1D;
}
void _mkPathForValueAndPeriod(AQH_MODULE *m, const AQH_VALUE *v, int period, GWEN_BUFFER *dbuf)
void _mkPathForValueAndPeriod(AQH_MODULE *m, const AQH_VALUE *v, const MY_GRAPH_PARAMS *graphParams, GWEN_BUFFER *dbuf)
{
AQH_SERVICE *sv;
const char *s;
@@ -321,73 +311,9 @@ void _mkPathForValueAndPeriod(AQH_MODULE *m, const AQH_VALUE *v, int period, GWE
s=AQH_Value_GetNameForSystem(v);
GWEN_Text_EscapeToBuffer(s, dbuf);
/* period */
switch(period) {
case VALUEGRAPH_PERIOD_4H: s="4h"; break;
case VALUEGRAPH_PERIOD_1D: s="1d"; break;
case VALUEGRAPH_PERIOD_1W: s="1w"; break;
case VALUEGRAPH_PERIOD_1M: s="1m"; break;
case VALUEGRAPH_PERIOD_6M: s="6m"; break;
case VALUEGRAPH_PERIOD_12M: s="12m"; break;
default: s="1d"; break;
GBAA(dbuf, "-%s.png", graphParams->name);
}
GBAA(dbuf, "-%s.png", s);
}
uint64_t _getStartTimeForPeriod(int period)
{
time_t t;
t=time(0);
/* period */
switch(period) {
case VALUEGRAPH_PERIOD_4H: t-=4*60*60; break;
case VALUEGRAPH_PERIOD_1D: t-=24*60*60; break;
case VALUEGRAPH_PERIOD_1W: t-=7*24*60*60; break;
case VALUEGRAPH_PERIOD_1M: t-=30*24*60*60; break;
case VALUEGRAPH_PERIOD_6M: t-=182*24*60*60; break;
case VALUEGRAPH_PERIOD_12M: t-=365*24*60*60; break;
default: t-=24*60*60; break;
}
return (uint64_t) t;
}
const char *_getModifiersForPeriod(int period)
{
/* period */
switch(period) {
case VALUEGRAPH_PERIOD_4H: return "Lm5";
case VALUEGRAPH_PERIOD_1D: return "Lm30";
case VALUEGRAPH_PERIOD_1W: return "Lm240";
case VALUEGRAPH_PERIOD_1M: return "Lm480";
case VALUEGRAPH_PERIOD_6M: return "Lm720";
case VALUEGRAPH_PERIOD_12M: return "Lm1440";
default: return "Lm30";
}
}
int _getAcceptedAgeForPeriod(int period)
{
/* period */
switch(period) {
case VALUEGRAPH_PERIOD_4H: return 2*60; /* 2m */
case VALUEGRAPH_PERIOD_1D: return 5*60; /* 5m */
case VALUEGRAPH_PERIOD_1W: return 15*60; /* 15m */
case VALUEGRAPH_PERIOD_1M: return 60*60; /* 1h */
default: return 5*60; /* 5m */
}
}
AQDG_GRAPH_DATAPAIR_LIST *_requestDataPairList(AQH_DATACLIENT *dc, const char *valueName,
@@ -407,7 +333,7 @@ AQDG_GRAPH_DATAPAIR_LIST *_requestDataPairList(AQH_DATACLIENT *dc, const char *v
return dpList;
}
else {
DBG_ERROR(NULL, "No data received");
DBG_ERROR(NULL, "No data received for %s", valueName);
free(dataPoints);
return NULL;
}
@@ -420,7 +346,7 @@ AQDG_GRAPH_DATAPAIR_LIST *_createDataPairListFromDataPoints(const uint64_t *data
AQDG_GRAPH_DATAPAIR_LIST *dpList;
uint64_t i;
DBG_ERROR(NULL, "Got %d datapoints", (int) numValues);
DBG_DEBUG(NULL, "Got %d datapoints", (int) numValues);
dpList=AQDG_Graph_DataPair_List_new();
for(i=0; i<numValues; i++) {
AQDG_GRAPH_DATAPAIR *dp;
@@ -440,6 +366,19 @@ AQDG_GRAPH_DATAPAIR_LIST *_createDataPairListFromDataPoints(const uint64_t *data
const MY_GRAPH_PARAMS *_getParamsByName(const char *s)
{
const MY_GRAPH_PARAMS *p;
p=_graphParams;
while(p->name) {
if (strcasecmp(p->name, s)==0)
return p;
p++;
}
return NULL;
}