<cfsetting showdebugoutput="false">
<cfsetting enablecfoutputonly="true">

<cffunction name="apiAbort" access="public" returntype="void" output="true">
  <cfargument name="payload" type="struct" required="true">
  <cfcontent type="application/json; charset=utf-8">
  <cfoutput>#serializeJSON(arguments.payload)#</cfoutput>
  <cfabort>
</cffunction>

<cffunction name="readJsonBody" access="public" returntype="struct" output="false">
  <cfset var raw = getHttpRequestData().content>
  <cfif isNull(raw) OR len(trim(raw)) EQ 0>
    <cfreturn {}>
  </cfif>
  <cftry>
    <cfset var data = deserializeJSON(raw)>
    <cfif isStruct(data)>
      <cfreturn data>
    <cfelse>
      <cfreturn {}>
    </cfif>
    <cfcatch>
      <cfreturn {}>
    </cfcatch>
  </cftry>
</cffunction>

<cfset data = readJsonBody()>
<cfset TaskID = val( structKeyExists(data,"TaskID") ? data.TaskID : 0 )>

<cfif TaskID LTE 0>
  <cfset apiAbort({ "OK": false, "ERROR": "missing_params", "MESSAGE": "TaskID is required." })>
</cfif>

<cftry>
  <!--- Get the task and linked order details --->
  <cfset qTask = queryExecute("
    SELECT
      t.ID AS TaskID,
      t.BusinessID,
      t.CategoryID,
      t.OrderID,
      t.TaskTypeID,
      t.CreatedOn,
      t.ClaimedByUserID,
      tc.Name AS CategoryName,
      tc.Color AS CategoryColor,
      o.ID AS OID,
      o.UUID AS OrderUUID,
      o.UserID,
      o.OrderTypeID,
      o.StatusID AS OrderStatusID,
      o.ServicePointID,
      o.Remarks,
      o.SubmittedOn,
      sp.Name AS ServicePointName,
      sp.TypeID AS ServicePointTypeID,
      u.ID AS CustomerUserID,
      u.FirstName,
      u.LastName,
      u.ContactNumber
    FROM Tasks t
    LEFT JOIN TaskCategories tc ON tc.ID = t.CategoryID
    LEFT JOIN Orders o ON o.ID = t.OrderID
    LEFT JOIN ServicePoints sp ON sp.ID = o.ServicePointID
    LEFT JOIN Users u ON u.ID = o.UserID
    WHERE t.ID = ?
  ", [ { value = TaskID, cfsqltype = "cf_sql_integer" } ], { datasource = "payfrit" })>

  <cfif qTask.recordCount EQ 0>
    <cfset apiAbort({ "OK": false, "ERROR": "not_found", "MESSAGE": "Task not found." })>
  </cfif>

  <!--- Build basic task info --->
  <cfset taskTitle = "Task ##" & qTask.TaskID>
  <cfif qTask.OrderID GT 0>
    <cfset taskTitle = "Order ##" & qTask.OrderID>
  </cfif>

  <!--- Check if user photo file exists (try both .jpg and .png) --->
  <cfset customerPhotoUrl = "">
  <cfif qTask.CustomerUserID GT 0>
    <cfset uploadDir = expandPath("/uploads/users/")>
    <cfset jpgPath = uploadDir & qTask.CustomerUserID & ".jpg">
    <cfset pngPath = uploadDir & qTask.CustomerUserID & ".png">
    <cfset pngPathUpper = uploadDir & qTask.CustomerUserID & ".PNG">
    <cfif fileExists(jpgPath)>
      <cfset customerPhotoUrl = application.baseUrl & "/uploads/users/" & qTask.CustomerUserID & ".jpg">
    <cfelseif fileExists(pngPath)>
      <cfset customerPhotoUrl = application.baseUrl & "/uploads/users/" & qTask.CustomerUserID & ".png">
    <cfelseif fileExists(pngPathUpper)>
      <cfset customerPhotoUrl = application.baseUrl & "/uploads/users/" & qTask.CustomerUserID & ".PNG">
    </cfif>
  </cfif>

  <cfset result = {
    "TaskID": qTask.TaskID,
    "TaskBusinessID": qTask.BusinessID,
    "TaskCategoryID": qTask.CategoryID,
    "TaskTypeID": qTask.TaskTypeID ?: 1,
    "TaskTitle": taskTitle,
    "TaskCreatedOn": dateFormat(qTask.CreatedOn, "yyyy-mm-dd") & "T" & timeFormat(qTask.CreatedOn, "HH:mm:ss"),
    "TaskStatusID": qTask.ClaimedByUserID GT 0 ? 1 : 0,
    "TaskCategoryName": len(trim(qTask.CategoryName)) ? qTask.CategoryName : "General",
    "TaskCategoryColor": len(trim(qTask.CategoryColor)) ? qTask.CategoryColor : "##888888",
    "OrderID": qTask.OrderID ?: 0,
    "OrderRemarks": qTask.Remarks ?: "",
    "OrderSubmittedOn": isDate(qTask.SubmittedOn) ? (dateFormat(qTask.SubmittedOn, "yyyy-mm-dd") & "T" & timeFormat(qTask.SubmittedOn, "HH:mm:ss")) : "",
    "ServicePointID": qTask.ServicePointID ?: 0,
    "ServicePointName": qTask.ServicePointName ?: "",
    "ServicePointTypeID": qTask.ServicePointTypeID ?: 0,
    "DeliveryAddress": "",
    "DeliveryLat": 0,
    "DeliveryLng": 0,
    "CustomerUserID": qTask.CustomerUserID ?: 0,
    "CustomerFirstName": qTask.FirstName ?: "",
    "CustomerLastName": qTask.LastName ?: "",
    "CustomerPhone": qTask.ContactNumber ?: "",
    "CustomerPhotoUrl": customerPhotoUrl,
    "BeaconUUID": "",
    "LineItems": [],
    "TableMembers": []
  }>

  <!--- Get beacon UUID for the service point (for auto-completion on Works app) --->
  <cfif val(qTask.ServicePointID) GT 0>
    <cfset qBeacon = queryExecute("
      SELECT b.UUID
      FROM ServicePoints sp_link
      INNER JOIN Beacons b ON b.ID = sp_link.BeaconID
      WHERE sp_link.ID = ?
        AND b.IsActive = 1
      LIMIT 1
    ", [ { value = qTask.ServicePointID, cfsqltype = "cf_sql_integer" } ], { datasource = "payfrit" })>
    <cfif qBeacon.recordCount GT 0>
      <cfset result.BeaconUUID = qBeacon.UUID>
    </cfif>
  </cfif>

  <!--- Get order line items if there's an order --->
  <cfif qTask.OrderID GT 0>
    <cfset qLineItems = queryExecute("
      SELECT
        oli.ID AS OrderLineItemID,
        oli.ParentOrderLineItemID,
        oli.ItemID,
        oli.Price AS LineItemPrice,
        oli.Quantity,
        oli.Remark,
        i.ID AS IID,
        i.Name AS ItemName,
        i.ParentItemID,
        i.Price AS ItemPrice,
        i.IsCheckedByDefault
      FROM OrderLineItems oli
      INNER JOIN Items i ON i.ID = oli.ItemID
      WHERE oli.OrderID = ?
        AND oli.IsDeleted = b'0'
      ORDER BY oli.ID
    ", [ { value = qTask.OrderID, cfsqltype = "cf_sql_integer" } ], { datasource = "payfrit" })>

    <cfloop query="qLineItems">
      <cfset arrayAppend(result.LineItems, {
        "LineItemID": qLineItems.OrderLineItemID,
        "ParentLineItemID": qLineItems.ParentOrderLineItemID,
        "ItemID": qLineItems.ItemID,
        "ItemName": qLineItems.ItemName,
        "ItemPrice": qLineItems.LineItemPrice,
        "Quantity": qLineItems.Quantity,
        "Remark": qLineItems.Remark,
        "IsModifier": qLineItems.ParentOrderLineItemID GT 0
      })>
    </cfloop>
  </cfif>

  <cfset apiAbort({
    "OK": true,
    "ERROR": "",
    "TASK": result
  })>

  <cfcatch>
    <cfset apiAbort({
      "OK": false,
      "ERROR": "server_error",
      "MESSAGE": "Error loading task details",
      "DETAIL": cfcatch.message
    })>
  </cfcatch>
</cftry>
