import axios from "axios"
import _ from "lodash"

import config from "../config"
import { axiosConfig } from "./auth"

export type ElementWithId = unknown & { id: number }

export type ElementTranslation<Element> = { [k in keyof Element]: string }

export default class ServiceAccessors<
    // eslint-disable-next-line @typescript-eslint/ban-types
    ElementNoId extends object,
    Element extends ElementNoId & ElementWithId
> {
    // eslint-disable-next-line no-useless-constructor
    constructor(readonly elementName: string) {}

    get(): (id: number) => Promise<{
        data?: Element
        error?: Error
    }> {
        interface ElementGetResponse {
            data?: Element
            error?: Error
        }
        return async (id: number): Promise<ElementGetResponse> => {
            try {
                const { data } = await axios.get(`${config.API_URL}/${this.elementName}Get`, {
                    ...axiosConfig,
                    params: { id },
                })
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }

    listGet(): () => Promise<{
        data?: Element[]
        error?: Error
    }> {
        interface ElementListGetResponse {
            data?: Element[]
            error?: Error
        }
        return async (): Promise<ElementListGetResponse> => {
            try {
                const { data } = await axios.get(
                    `${config.API_URL}/${this.elementName}ListGet`,
                    axiosConfig
                )
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }

    secureListGet(): (jwt: string) => Promise<{
        data?: Element[]
        error?: Error
    }> {
        interface ElementListGetResponse {
            data?: Element[]
            error?: Error
        }
        return async (jwt: string): Promise<ElementListGetResponse> => {
            try {
                const auth = { headers: { Authorization: `Bearer ${jwt}` } }
                const fullAxiosConfig = _.defaultsDeep(auth, axiosConfig)
                const { data } = await axios.get(
                    `${config.API_URL}/${this.elementName}ListGet`,
                    fullAxiosConfig
                )
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }

    // eslint-disable-next-line @typescript-eslint/ban-types
    add(): (volunteerWithoutId: ElementNoId) => Promise<{
        data?: Element
        error?: Error
    }> {
        interface ElementGetResponse {
            data?: Element
            error?: Error
        }
        return async (volunteerWithoutId: ElementNoId): Promise<ElementGetResponse> => {
            try {
                const { data } = await axios.post(
                    `${config.API_URL}/${this.elementName}Add`,
                    volunteerWithoutId,
                    axiosConfig
                )
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }

    set(): (volunteer: Element) => Promise<{
        data?: Element
        error?: Error
    }> {
        interface ElementGetResponse {
            data?: Element
            error?: Error
        }
        return async (volunteer: Element): Promise<ElementGetResponse> => {
            try {
                const { data } = await axios.post(
                    `${config.API_URL}/${this.elementName}Set`,
                    volunteer,
                    axiosConfig
                )
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }

    countGet(): () => Promise<{
        data?: number
        error?: Error
    }> {
        interface ElementCountGetResponse {
            data?: number
            error?: Error
        }
        return async (): Promise<ElementCountGetResponse> => {
            try {
                const { data } = await axios.get(
                    `${config.API_URL}/${this.elementName}CountGet`,
                    axiosConfig
                )
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }

    customPost<InputElements extends Array<any>>(
        apiName: string
    ): (...params: InputElements) => Promise<{
        data?: any
        error?: Error
    }> {
        interface ElementGetResponse {
            data?: any
            error?: Error
        }
        return async (...params: InputElements): Promise<ElementGetResponse> => {
            try {
                const { data } = await axios.post(
                    `${config.API_URL}/${this.elementName}${apiName}`,
                    params,
                    axiosConfig
                )
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }

    securedCustomPost<InputElements extends Array<any>>(
        apiName: string
    ): (
        jwt: string,
        ...params: InputElements
    ) => Promise<{
        data?: any
        error?: Error
    }> {
        interface ElementGetResponse {
            data?: any
            error?: Error
        }
        return async (jwt: string, ...params: InputElements): Promise<ElementGetResponse> => {
            try {
                const auth = { headers: { Authorization: `Bearer ${jwt}` } }
                const fullAxiosConfig = _.defaultsDeep(auth, axiosConfig)
                const { data } = await axios.post(
                    `${config.API_URL}/${this.elementName}${apiName}`,
                    params,
                    fullAxiosConfig
                )
                if (data.error) {
                    throw Error(data.error)
                }
                return { data }
            } catch (error) {
                return { error: error as Error }
            }
        }
    }
}