Fix: Better Messages for Ollama service being offline

src/commands/deleteModel.ts

@@ -22,6 +22,7 @@ export const DeleteModel: SlashCommand = {
         // defer reply to avoid timeout
         await interaction.deferReply()
         const modelInput: string = interaction.options.get('model-name')!!.value as string
+        let modelExists: boolean
 
         // fetch channel and message
         const channel = await client.channels.fetch(interaction.channelId)
@@ -37,8 +38,16 @@ export const DeleteModel: SlashCommand = {
         }
 
         // check if model exists
-        const modelExists: boolean = await ollama.list()
+        try {
-            .then(response => response.models.some((model: ModelResponse) => model.name.startsWith(modelInput)))
+            modelExists = await ollama.list()
+                .then(response => response.models.some((model: ModelResponse) => model.name.startsWith(modelInput)))
+        } catch (error) {
+            interaction.editReply({
+                content: `The Ollama service is not running. Please turn on/download the [service](https://ollama.com/).`
+            })
+            return
+        }
+        
 
         try {
             // call ollama to delete model

src/commands/pullModel.ts

@@ -22,6 +22,7 @@ export const PullModel: SlashCommand = {
         // defer reply to avoid timeout
         await interaction.deferReply()
         const modelInput: string = interaction.options.get('model-to-pull')!!.value as string
+        let modelExists: boolean
 
         // fetch channel and message
         const channel = await client.channels.fetch(interaction.channelId)
@@ -36,9 +37,17 @@ export const PullModel: SlashCommand = {
             return
         }
 
-        // check if model was already pulled
+        // check if model was already pulled, if the ollama service isn't running throw error
-        const modelExists: boolean = await ollama.list()
+        try {
-            .then(response => response.models.some((model: ModelResponse) => model.name.startsWith(modelInput)))
+            modelExists = await ollama.list()
+                .then(response => response.models.some((model: ModelResponse) => model.name.startsWith(modelInput)))
+        } catch (error) {
+            interaction.editReply({
+                content: `The Ollama service is not running. Please turn on/download the [service](https://ollama.com/).`
+            })
+            return
+        }
+
 
         try {
             // call ollama to pull desired model

src/commands/switchModel.ts

@@ -56,10 +56,13 @@ export const SwitchModel: SlashCommand = {
             interaction.editReply({
                 content: `Could not find **${modelInput}** in local model library.\n\nPlease contact an server admin for access to this model.`
             })
-        } catch (error) {
+        } catch (error: any) {
             // could not resolve user model switch
+            if (error.message.includes("fetch failed") as string)
+                error.message = "The Ollama service is not running. Please turn on/download the [service](https://ollama.com/)."
+
             interaction.editReply({
-                content: `Unable to switch user preferred model to **${modelInput}**.\n\n${error}\n\nPossible solution is to request an server admin run \`/pull-model ${modelInput}\` and try again.`
+                content: `Unable to switch user preferred model to **${modelInput}**.\n\n${error.message}`
             })
             return
         }