split interactive source

lib/Option.ts

@@ -34,6 +34,20 @@ class OptionValue {
   public constructor (type_validation: TypeValidation) {
     this.type_validation = type_validation;
   }
+
+  public async assign_arg (
+    opt: Option,
+    value: unknown
+  ): Promise<void> {
+    try {
+      this.value = await this.type_validation.to_type (value);
+      this.filled = true;
+    }
+    catch (e) {
+      if (typeof opt.error_callback !== 'undefined')
+        opt.error_callback (opt.name, value, e);
+    }
+  }
 }
 
 export { Option, OptionValue };

lib/Sources/ArgSource.ts

@@ -45,6 +45,6 @@ export class ArgSource extends OptionSource {
     )
       return;
 
-    await this.assign_arg (opt, val, argv[opt.name]);
+    await val.assign_arg (opt, argv[opt.name]);
   }
 }

lib/Sources/ConfigSource.ts

@@ -64,6 +64,6 @@ export class ConfigSource extends OptionSource {
     const keys = Object.keys (data);
 
     if (keys.includes (opt.name))
-      await this.assign_arg (opt, val, data[opt.name]);
+      await val.assign_arg (opt, data[opt.name]);
   }
 }

lib/Sources/EnvSource.ts

@@ -25,6 +25,6 @@ export class EnvSource extends OptionSource {
       return;
     }
 
-    await this.assign_arg (opt, val, process.env[opt.env]);
+    await val.assign_arg (opt, process.env[opt.env]);
   }
 }

lib/Sources/Interactive/ArraySubSource.ts

@@ -0,0 +1,19 @@
+import { List } from 'enquirer';
+import { InteractiveSubSource } from './InteractiveSubSource';
+
+export class ArraySubSource extends InteractiveSubSource {
+  protected condition ():boolean {
+    return this.val.type_validation.option_type === 'array';
+  }
+
+  protected async run ():Promise<void> {
+    await this.val.assign_arg (
+      this.opt,
+      await new List ({
+        message: this.get_message (),
+        default: this.opt.default
+      })
+        .run ()
+    );
+  }
+}

lib/Sources/Interactive/BooleanSubSource.ts

@@ -0,0 +1,19 @@
+import { Confirm } from 'enquirer';
+import { InteractiveSubSource } from './InteractiveSubSource';
+
+export class BooleanSubSource extends InteractiveSubSource {
+  protected condition ():boolean {
+    return this.val.type_validation.option_type === 'boolean';
+  }
+
+  protected async run ():Promise<void> {
+    await this.val.assign_arg (
+      this.opt,
+      await new Confirm ({
+        message: this.get_message (),
+        default: this.opt.default
+      })
+        .run ()
+    );
+  }
+}

lib/Sources/Interactive/InteractiveSubSource.ts

@@ -0,0 +1,28 @@
+import { OptionValue, Option } from '../../Option';
+
+export abstract class InteractiveSubSource {
+  protected val: OptionValue;
+  protected opt: Option;
+
+  protected abstract condition():boolean;
+  protected abstract async run():Promise<void>;
+
+  public constructor (
+    val:OptionValue,
+    opt:Option
+  ) {
+    this.val = val;
+    this.opt = opt;
+  }
+
+  public async parse ():Promise<void> {
+    if (this.condition ())
+      await this.run ();
+  }
+
+  protected get_message (): string {
+    return typeof this.opt.message === 'undefined'
+      ? `input ${this.opt.name}`
+      : this.opt.message;
+  }
+}

lib/Sources/Interactive/PresetSubSource.ts

@@ -0,0 +1,28 @@
+import { AutoComplete } from 'enquirer';
+import { StringOptionConfig } from '../../SubConfigs';
+import { InteractiveSubSource } from './InteractiveSubSource';
+
+export class PresetSubSource extends InteractiveSubSource {
+  protected condition ():boolean {
+    return [
+      'string',
+      'file',
+      'folder',
+      'path'
+    ].includes (this.val.type_validation.option_type)
+    && typeof (this.opt as StringOptionConfig).preset !== 'undefined';
+  }
+
+  protected async run ():Promise<void> {
+    await this.val.assign_arg (
+      this.opt,
+      await new AutoComplete ({
+        message: this.get_message (),
+        default: this.opt.default,
+        choices: (this.opt as StringOptionConfig).preset,
+        limit:   10
+      })
+        .run ()
+    );
+  }
+}

lib/Sources/Interactive/StringSubSource.ts

@@ -0,0 +1,27 @@
+import { Input } from 'enquirer';
+import { StringOptionConfig } from '../../SubConfigs';
+import { InteractiveSubSource } from './InteractiveSubSource';
+
+export class StringSubSource extends InteractiveSubSource {
+  protected condition ():boolean {
+    return [
+      'string',
+      'file',
+      'folder',
+      'path',
+      'number'
+    ].includes (this.val.type_validation.option_type)
+    && typeof (this.opt as StringOptionConfig).preset === 'undefined';
+  }
+
+  protected async run ():Promise<void> {
+    await this.val.assign_arg (
+      this.opt,
+      await new Input ({
+        message: this.get_message (),
+        default: this.opt.default
+      })
+        .run ()
+    );
+  }
+}

lib/Sources/InteractiveSource.ts

@@ -7,11 +7,13 @@
 
 /* eslint-disable no-console */
 /* eslint-disable no-process-exit */
-import { Confirm, Input, List, AutoComplete } from 'enquirer';
 import { ErrorCallback } from '../ErrorCallback';
 import { Option, OptionValue } from '../Option';
-import { StringOptionConfig } from '../SubConfigs';
 import { OptionSource } from './OptionSource';
+import { ArraySubSource } from './Interactive/ArraySubSource';
+import { BooleanSubSource } from './Interactive/BooleanSubSource';
+import { PresetSubSource } from './Interactive/PresetSubSource';
+import { StringSubSource } from './Interactive/StringSubSource';
 
 export class InteractiveSource extends OptionSource {
   private _exit_on_interrupt: boolean;
@@ -24,62 +26,17 @@ export class InteractiveSource extends OptionSource {
     this._exit_on_interrupt = exit_on_interrupt;
   }
 
-  private get_message (opt: Option): string {
-    return typeof opt.message === 'undefined'
-      ? `input ${opt.name}`
-      : opt.message;
-  }
-
   private async prompt (opt: Option, val:OptionValue): Promise<void> {
     if (val.filled)
       return;
-    let value = null;
-    const { option_type } = val.type_validation;
-    const { preset } = opt as StringOptionConfig;
-    if (
-      option_type === 'string'
-      || option_type === 'file'
-      || option_type === 'folder'
-      || option_type === 'path'
-      || option_type === 'number'
-    ) {
-      if (typeof preset === 'undefined') {
-        value = await new Input ({
-          message: this.get_message (opt),
-          default: opt.default
-        })
-          .run ();
-      }
-      else {
-        value = await new AutoComplete ({
-          message: this.get_message (opt),
-          default: opt.default,
-          choices: preset,
-          limit:   10
-        })
-          .run ();
-      }
-    }
-    if (
-      option_type === 'boolean'
-    ) {
-      value = await new Confirm ({
-        message: this.get_message (opt),
-        default: opt.default
-      })
-        .run ();
-    }
-    if (option_type === 'array') {
-      value = await new List ({
-        message: this.get_message (opt),
-        default: opt.default
-      })
-        .run ();
-    }
-    if (value === null)
-      return;
-
-    await this.assign_arg (opt, val, value);
+    await new StringSubSource (val, opt)
+      .parse ();
+    await new PresetSubSource (val, opt)
+      .parse ();
+    await new BooleanSubSource (val, opt)
+      .parse ();
+    await new ArraySubSource (val, opt)
+      .parse ();
   }
 
   public async parse (opt: Option, val:OptionValue): Promise<void> {

lib/Sources/OptionSource.ts

@@ -16,19 +16,4 @@ export abstract class OptionSource {
   public constructor (error_callback?: ErrorCallback) {
     this.error_callback = error_callback;
   }
-
-  protected async assign_arg (
-    opt: Option,
-    val: OptionValue,
-    value: unknown
-  ): Promise<void> {
-    try {
-      val.value = await val.type_validation.to_type (value);
-      val.filled = true;
-    }
-    catch (e) {
-      if (typeof this.error_callback !== 'undefined')
-        this.error_callback (opt.name, value, e);
-    }
-  }
 }