Added Salvi's backend folder from backend branch to allow ombase to continue testing.

Backend/Controllers/crop.controller.js

@@ -0,0 +1,175 @@
+const Crop = require("../Models/crop.model.js");
+const Farm = require("../Models/farm.model.js");
+const { uploadOnCloudinary } = require("../Utils/cloudinary.js");
+const { run } = require("../Utils/model.js");
+
+// Create a new crop
+const createCrop = async (req, res) => {
+  try {
+    const { name, farm, harvestDate, growthStage, healthStatus } = req.body;
+    if (!req.file.path) {
+      res.status(500).json({
+        success: false,
+        message: "Avatar not uploaded on cloudinary.",
+      });
+    }
+
+    const imageUrl = await uploadOnCloudinary(req.file.path);
+
+    console.log("Image url is : ", imageUrl);
+
+    if (!imageUrl) {
+      return res.status(500).json({
+        success: false,
+        message: "Image not uploaded on cloudinary.",
+      });
+    }
+
+    // Check if the farm exists
+    const existingFarm = await Farm.findById(farm);
+    if (!existingFarm)
+      return res.status(404).json({ message: "Farm not found" });
+
+    const crop = new Crop({
+      name,
+      farm,
+      image: imageUrl,
+      harvestDate,
+      growthStage,
+      healthStatus,
+    });
+
+    await crop.save();
+
+    // Add crop to farm
+    existingFarm.crops.push(crop._id);
+    await existingFarm.save();
+
+    res.status(201).json(crop);
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// Get all crops for a specific farm
+const getCropsByFarm = async (req, res) => {
+  try {
+    console.log("My farm id is : ", req.params.farmId);
+    const crops = await Crop.find({ farm: req.params.farmId });
+
+    res.status(200).json(crops);
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// Get a single crop by ID
+const getCropById = async (req, res) => {
+  try {
+    const crop = await Crop.findById(req.params.cropId).populate("farm");
+
+    if (!crop) return res.status(404).json({ message: "Crop not found" });
+
+    res.status(200).json(crop);
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// Update crop details
+const updateCrop = async (req, res) => {
+  try {
+    const updatedCrop = await Crop.findByIdAndUpdate(
+      req.params.cropId,
+      req.body,
+      { new: true }
+    );
+
+    if (!updatedCrop)
+      return res.status(404).json({ message: "Crop not found" });
+
+    res.status(200).json(updatedCrop);
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// Delete a crop
+const deleteCrop = async (req, res) => {
+  try {
+    const crop = await Crop.findById(req.params.cropId);
+
+    if (!crop) return res.status(404).json({ message: "Crop not found" });
+
+    await crop.deleteOne();
+
+    // Remove crop from the farm
+    await Farm.findByIdAndUpdate(crop.farm, { $pull: { crops: crop._id } });
+
+    res.status(200).json({ message: "Crop deleted successfully" });
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// Update crop growth stage
+const updateGrowthStage = async (req, res) => {
+  try {
+    const { growthStage } = req.body;
+
+    const crop = await Crop.findById(req.params.cropId);
+    if (!crop) return res.status(404).json({ message: "Crop not found" });
+
+    crop.growthStage = growthStage;
+    await crop.save();
+
+    res.status(200).json({ message: "Growth stage updated", crop });
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// Update crop health status
+const updateHealthStatus = async (req, res) => {
+  try {
+    const { healthStatus } = req.body;
+
+    const crop = await Crop.findById(req.params.cropId);
+    if (!crop) return res.status(404).json({ message: "Crop not found" });
+
+    crop.healthStatus = healthStatus;
+    await crop.save();
+
+    res.status(200).json({ message: "Health status updated", crop });
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+const cropSuggest = async (req, res) => {
+  try {
+    const crop = await Crop.findById(req.params.cropId).populate("farm");
+    console.log(crop);
+
+    //const message = `My crop is ${crop.name}, given that I have planted it on ${crop.plantedDate}, suggest me a date as to when it will be harvested. Give output in the form: ${crop.name} will take .. months to harvest around (give month name and year).`; // for harvest expectation
+    //const message = `Currently I have ${crop.name} in my field. Considering the best optimal time for its harvestation give my location, ${crop.farm.location} and water content of my field is ${crop.farm.waterContent}. Suggest next crop I should grow and give more suggestions around it. Don't tell me when to harvest ${crop.name}, only tell me next best crop to plant in my field and give suggestions around it.`; // for next sowing suggestion
+    //const message = `Considering I have grown ${crop.name} in my field located in ${crop.farm.location} and has water content of ${crop.farm.waterContent}. Suggest pesticides I should use on the crop and when to use it considering my sow date is ${crop.sowDate}. Give precautionary measures and suggestions around it.`; // for pesticides
+    //const message = `Considering I have grown ${crop.name} in my field located in ${crop.farm.location} and has water content of ${crop.farm.waterContent}. Suggest fertilizers I should use on the crop and when to use it, i.e. after how many months after sowing considering sowing date is ${crop.sowDate} considering my sow date is ${crop.sowDate}. Give me precautionary measures.`; // for fertilizers
+
+    const result = await run(message);
+    res.status(200).json({ message: result });
+  } catch (error) {
+    res.status(500).json({ message: error.message });
+  }
+};
+
+module.exports = {
+  createCrop,
+  getCropsByFarm,
+  getCropById,
+  updateCrop,
+  deleteCrop,
+  updateGrowthStage,
+  updateHealthStatus,
+  cropSuggest,
+};