GWM : CARD calculation sum,avg,min,max,diff

This commit is contained in:
Gowtham M 2025-02-14 08:58:38 +05:30
parent a3fe3e4d33
commit 59de2e648e
2 changed files with 286 additions and 14 deletions

100
main.go
View File

@ -593,11 +593,9 @@ func main() {
chartData = filterDynamicChartData(chartData, keyToFilter, valueToExclude)
}
cRes := utils.ProcessChartData(chartData, languageSourceConverted, langKey)
//logo url generating
var logoURL string
cardLogo := record.GetString("card_logo")
if cardLogo == "" {
logoURL = ""
} else {
@ -608,24 +606,75 @@ func main() {
)
}
cResRaw := utils.ProcessChartData(chartData, languageSourceConverted, langKey)
// Convert cResRaw ([]map[string]interface{}) to []utils.Observation
var cRes []utils.Observation
cResJSON, err := json.Marshal(cResRaw)
if err != nil {
fmt.Println("Error encoding chart data:", err)
}
err = json.Unmarshal(cResJSON, &cRes)
if err != nil {
fmt.Println("Error decoding chart data:", err)
}
// card data calculation
var cardResults []map[string]string
if record.GetString("is_chart") == "false" {
// Extract `card_type` JSON from `record.Get("card_type")`
requestData := record.Get("card_type")
requestJSON, err := json.Marshal(requestData) // Convert interface{} to JSON string
if err != nil {
fmt.Println("Error encoding request data:", err)
os.Exit(1)
}
// Decode JSON into an array of `utils.Request`
var requests []utils.Request
err = json.Unmarshal(requestJSON, &requests)
if err != nil {
fmt.Println("Error decoding request data:", err)
os.Exit(1)
}
// Process each request and store results
for _, req := range requests {
result, err := utils.Calculate(cRes, req)
if err != nil {
fmt.Println("Error processing data:", err)
continue // Skip this request and move to the next
}
cardResults = append(cardResults, result)
}
}
chartHeadingKey := "chart_heading_" + language
tabHeadingKey := "tab_heading_" + language
// Prepare the structure with URL and its response
// Correct conditional assignment for "response"
recordResult := map[string]interface{}{
"url": apiURL,
"dataset": record.GetString("dataset"),
"main_id": record.GetString("main_id"),
"sub_id": record.GetString("sub_id"),
"kpi": record.GetString("kpi"),
"is_chart": record.GetString("is_chart"),
"chart_type": record.GetString("chart_type"),
"response": cRes,
"url": apiURL,
"dataset": record.GetString("dataset"),
"main_id": record.GetString("main_id"),
"sub_id": record.GetString("sub_id"),
"kpi": record.GetString("kpi"),
"is_chart": record.GetString("is_chart"),
"chart_type": record.GetString("chart_type"),
// "response": record.GetString("is_chart") = true cRes : cardResults,
"group_by": record.GetString("group_by"),
"chart_heading": record.GetString(chartHeadingKey),
"tab_heading": record.GetString(tabHeadingKey),
"unset_value": record.Get("unset_value"),
"card_logo": logoURL,
"order_id": record.Get("order_id"),
"card_type": record.Get("card_type"),
}
if record.GetString("is_chart") == "true" {
recordResult["response"] = cRes
} else {
recordResult["response"] = cardResults
}
// Add the result to the aggregated response
@ -660,10 +709,32 @@ func main() {
}
//--------------------
//mainTopic kpi heading and screen color
headingAndColor := struct {
DataSet string `db:"data_set" json:"data_set"`
MainTopic string `db:"main_topic" json:"main_topic"`
SubTopic string `db:"sub_topic" json:"sub_topic"`
DataSetTileHeading string `db:"data_set_tile_heading" json:"data_set_tile_heading"`
HeaderColor string `db:"header_color" json:"header_color"`
BodyColor string `db:"body_color" json:"body_color"`
BorderColor string `db:"border_color" json:"border_color"`
}{}
data_set_tile_heading := "data_set_tile_heading_" + language
main_topic := "main_topic_" + language
sub_topic := "sub_topic_" + language
query := ` SELECT id,data_set,` + data_set_tile_heading + ` AS data_set_tile_heading,` + main_topic + ` AS main_topic,` + sub_topic + ` AS sub_topic,header_color,body_color,border_color FROM uae_numbers_screen WHERE data_set = {:data_set} `
err = app.DB().NewQuery(query).Bind(dbx.Params{"data_set": dataset}).One(&headingAndColor)
if err != nil {
log.Printf("Failed to fetch data-set for sub topic %s: %v", dataset, err)
}
//---------------------
// Create the response structure
response := map[string]interface{}{
"new_filter_data": aggregatedFilterResponse,
"data": aggregatedResponse,
"new_filter_data": aggregatedFilterResponse,
"data": aggregatedResponse,
"screen_heading_and_color": headingAndColor,
}
if len(aggregatedResponse) == 0 {
@ -932,6 +1003,7 @@ func main() {
"bookmark": bookmark.Dataset,
}).
One(&dataSets)
log.Printf("query %s: %v", bookmark.Dataset, query)
if err != nil {
log.Printf("Failed to fetch data-set for sub topic %s: %v", bookmark.Dataset, err)

200
utils/card_calculation.go Normal file
View File

@ -0,0 +1,200 @@
// utils/calculations.go
package utils
import (
"encoding/json"
"errors"
"fmt"
"sort"
"strconv"
)
// Observation struct with json.Number for flexible value handling
type Observation struct {
ObsKey map[string]string `json:"ObsKey"`
ObsValue struct {
Value json.Number `json:"Value"`
} `json:"ObsValue"`
}
type Request struct {
Formula string `json:"formula"`
RecordCount string `json:"record_count"`
RecodeIndex string `json:"record_index"`
RecordKey string `json:"record_key"`
NumberFormat string `json:"number_format"`
Conversion string `json:"conversion"`
}
func Calculate(data []Observation, req Request) (map[string]string, error) {
// Sort the data in descending order based on TimePeriod
sort.Slice(data, func(i, j int) bool {
return data[i].ObsKey["TIME_PERIOD"] > data[j].ObsKey["TIME_PERIOD"]
})
var selectedData []Observation
if req.RecodeIndex != "" {
// Convert RecodeIndex to an integer
index, err := strconv.Atoi(req.RecodeIndex)
if err != nil || index < 0 || index >= len(data) {
return nil, errors.New("invalid record index")
}
// Select only the requested index record
selectedData = []Observation{data[index]}
} else {
// Determine the number of records to use
n := len(data) // array leangth
if req.RecordCount != "all" {
var err error
n, err = strconv.Atoi(req.RecordCount)
if err != nil || n > len(data) {
return nil, errors.New("invalid record count")
}
}
selectedData = data[:n]
}
var result float64
switch req.Formula {
case "none":
result = none(selectedData)
case "total":
result = sum(selectedData)
case "average":
result = average(selectedData)
case "highest":
result = highest(selectedData)
case "lowest":
result = lowest(selectedData)
case "different":
result = difference(selectedData)
default:
return nil, errors.New("invalid formula")
}
convertedValue := applyConversion(result, req.Conversion, req.NumberFormat)
displayValue := extractRecordKeyValue(selectedData, req.RecordKey, req.Formula, result)
return map[string]string{
"value": convertedValue,
"display_value": displayValue,
}, nil
}
// Helper function to convert json.Number to float64 safely
func getFloatValue(num json.Number) float64 {
val, err := num.Float64()
if err != nil {
fmt.Println("Error converting value:", err)
return 0
}
return val
}
func none(data []Observation) float64 {
total := 0.0
for _, obs := range data {
total += getFloatValue(obs.ObsValue.Value)
}
return total
}
func sum(data []Observation) float64 {
total := 0.0
for _, obs := range data {
total += getFloatValue(obs.ObsValue.Value)
}
return total
}
func average(data []Observation) float64 {
if len(data) == 0 {
return 0
}
return sum(data) / float64(len(data))
}
func highest(data []Observation) float64 {
max := getFloatValue(data[0].ObsValue.Value)
for _, obs := range data {
val := getFloatValue(obs.ObsValue.Value)
if val > max {
max = val
}
}
return max
}
func lowest(data []Observation) float64 {
min := getFloatValue(data[0].ObsValue.Value)
for _, obs := range data {
val := getFloatValue(obs.ObsValue.Value)
if val < min {
min = val
}
}
return min
}
func difference(data []Observation) float64 {
if len(data) < 2 {
return 0
}
latest := getFloatValue(data[0].ObsValue.Value)
previous := getFloatValue(data[1].ObsValue.Value)
if previous == 0 {
return 0
}
return ((latest - previous) / previous) * 100
}
func applyConversion(value float64, conversion string, numberFormat string) string {
if numberFormat == "M" {
value *= 1000000
} else if numberFormat == "T" {
value *= 1000000000000
} else if numberFormat == "K" {
value *= 1000
}
switch conversion {
case "M":
return fmt.Sprintf("%.2fM", value/1000000)
case "T":
return fmt.Sprintf("%.2fT", value/1000000000000)
case "K":
return fmt.Sprintf("%.2fK", value/1000)
case "%":
return fmt.Sprintf("%.2f%%", value)
default:
return fmt.Sprintf("%.2f", value)
}
}
func extractRecordKeyValue(data []Observation, key string, formula string, targetValue float64) string {
if len(data) == 0 {
return ""
}
switch formula {
case "highest", "lowest", "none":
for _, obs := range data {
value, err := obs.ObsValue.Value.Float64()
if err == nil && value == targetValue {
if val, exists := obs.ObsKey[key]; exists {
return val
}
}
}
case "total", "average", "different":
if val1, exists1 := data[0].ObsKey[key]; exists1 {
if val2, exists2 := data[len(data)-1].ObsKey[key]; exists2 {
return val1 + " - " + val2
}
return val1
}
}
return ""
}